Ultimate assortment of set-up shims. You can use the shims for easy and accurate adjustment of:
- front and rear roll center
- front bump steer
- front and rear toe-in
- wheelbase  

Ultimate assortment of set-up shims. You can use the shims for easy and accurate adjustment of:
• front and rear roll center
• front bump steer
• front and rear toe-in
• wheelbase  

Alu shims 3x6mm size, 0.5mm thick. Black color. Set of 10. 

Alu shims 3x6mm size, 0.5mm thick. Orange color. Set of 10. 

Alu shims 3x6mm size, 1mm thick. Silver color, set of 10. 

Alu shims 3x6mm size, 1mm thick. Black color, set of 10. 

Alu shims 3x6mm size, 1mm thick. Orange color, set of 10. 

Alu shims 3x6mm size, 2mm thick. Silver color, set of 10. 

Alu shims 3x6mm size, 2mm thick. Black color, set of 10. 

Alu shims 3x6mm size, 2mm thick. Orange color, set of 10. 

Alu shims 3x6mm size, 3mm thick. Black color. Set of 10. 

Alu shims 3x6mm size, 3mm thick. Orange color. Set of 10. 

Alu shims 3x6mm size, 5mm thick. Black color, set of 10. 

Composite locknut to secure the screw for external ball diff adjustment, also acts as dust protector. 

Hudy Spring Steel™ drive shaft coupling for Set Screw for increased reliability, works in front and rear CVD drive shafts of XRAY T2, T3. Specially hand-ground for maximum precision.  

Alu mounts, CNC-machined, for mounting steering servo. Set of two. Orange colour. 

Alu mount, CNC-machined, for mounting steering servo. Black color.  

Super-compact rear upright made from specially-formulated graphite composite material features multiple set-up options for upper & lower roll centers. 

Super-compact rear upright, CNC-machined from high-grade Swiss 7075 T6 aluminum, featuring multiple set-up options for upper & lower roll centers. 

1-hole alu rear hub plate for multi-adjustable rear upright, CNC-machined from high-grade Swiss 7075 T6 aluminum.  

Rear wing for XB2/XB4 made Lexan material is highly reliable with less chance of breakage, giving higher traction & stability but reducing steering. 

Stylish, effective rear center fin was developed and long term tested to maximize the rear wing air flow efficiency.  

Stylish, effective rear wing works perfectly with XRAY XB2 body. 

Rear wheel axle for large ball-bearings made from world-renowned HUDY Spring Steel™. Strategically machined for toughness and light weight without compromising strength.  

Drive axle for XRAY adjustable drive shafts. Drive shaft length adjustment uses 4 different connecting hole positions at the drive axle end to allow changes to overall driveshaft length.
 

Specially-designed 35g stainless steel weight for placement beneath short battery pack to add weight as low as possible. 

Specially-designed 2WD/4WD rear wheels with 12mm internal hex.  

Differential gears for gear differentials are made from pressed steel, heat treated, and machined for ultra-precision and smooth operation. Includes 2 bevel and 4 satellite gears. 

Polished steel pins for gear differential. Set of 2. 

Alu hardcoated pins for NT1 gear differential are CNC-machined from premium lightweight Swiss 7075 T6 aluminum, hardcoated for extra durability and long life. Set of 2. 

Alu rear wing shim for XB and XT series buggies and truggies. Provides additional support to prevent wing from pulling off from mounting screws. Set of 2. 

High-performance clutchbell oversized ball-bearings designed and engineered by XRAY. Set of 2. 

XRAY Premium Silicone Oil 100 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 150 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 200 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 250 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 300 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 350 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 400 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 450 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 550 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 600 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 800 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 900 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 1000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 2000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 3000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 5000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 6000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 7000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 8000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 15 000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 20 000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 30 000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 40 000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

XRAY Premium Silicone Oil 50 000 cSt is manufactured in Europe by a specialized silicone oil premium manufacturer, these new oils were exclusively created for XRAY. Each batch of premium oil is laboratory tested and calibrated to ensure the highest possible consistency and quality from batch to batch. Based on the industry-proven CST rating, the new line of oils will be easy to identify, adjust, and feel. 

CNC-machined chassis made from 2.5mm high-quality Swiss 7075 T6 aluminum, strategically machined to make it as light as possible without affecting strength or rigidity and to achieve the desired flex characteristics.  

CNC-machined front upper deck made from premium 2mm graphite for maximum strength and long life.  

Optional brass chassis brace fits in the lower part of the composite brace connected directly to the chassis, generating more stability. 

CNC-machined rear lower brace made from 2.0mm thick premium-grade graphite material. 

Precision-designed composite rear chassis plate is used to raise the rear differential and rear suspension. Must be used together with #361181 Graphite Rear Lower Brace. 

Optional medium-hardness side guards are softer than the hard side guards, and are a great tuning part for chassis flex adjustment. 

Optional medium-hardness front chassis brace, softer than the brace included in the kit, used for fine chassis flex adjustment. 

Optional medium hardness rear chassis brace, softer than the brace included in the kit, used for fine chassis flex adjustment. 

CNC-machined alu front shock tower from 3mm thick premium Swiss 7075 T6 aluminum. 

Front lower suspension arm made from super-tough composite material that is exclusively used for suspension arms, a perfect balance between reliability and performance.  

Front lower suspension arm made from all-new special graphite composite mixture, perfect for high-traction conditions. 

Molded composite C-hub for right steering block. Caster pre-set at 9°.  

GRAPHITE molded composite C-hub for RIGHT steering block.  

Molded composite C-hub for steering block. Caster pre-set at 6°.  

Molded composite C-hub for left steering block. Caster pre-set at 9°. 

GRAPHITE molded composite C-hub for LEFT steering block.  

Molded composite C-hub for steering block. Caster pre-set at 6°.  

Aluminum RIGHT C-hub with pre-set 12° is CNC-machined from premium Swiss 7075 T6 aluminum. Additionally black coated and laser engraved. 

Aluminum LEFT C-hub with pre-set 12° is CNC-machined from premium Swiss 7075 T6 aluminum. Additionally black coated and laser engraved. 

Molded composite steering block. Compact yet rugged steering blocks are molded from a special composite mixture for maximum strength.  

Molded composite steering block from specially-formulated graphite composite material is a perfect balance between reliability and performance.  

Alu conical shim 3x6x2.0mm. Black color. Set of 10. 

Alu conical shim 3x6x2.0mm. Orange color. Set of 10. 

Spring steel anti-roll bar, 1.0mm thick. Marked with no laser-engraved lines for easy identification. Black colour.
 

Spring steel anti-roll bar, 1.1mm thick. Marked with 1 laser-engraved line for easy identification. Black colour.
 

Spring steel anti-roll bar, 1.4mm thick. Marked with 4 laser-engraved lines for easy identification. Black colour.
 

Spring steel anti-roll bar, 1.6mm thick. Marked with 6 laser-engraved lines for easy identification. Black colour.
 

Spring steel anti-roll bar, 1.8mm thick. Marked with 8 laser-engraved lines for easy identification. Black colour.
 

Spring steel anti-roll bar, 2.0mm thick. 

Molded composite servo saver parts made from specially-formulated graphite composite mixture for increased strength, improved friction and lower weight. Perfect balance between reliability and performance. 

Alu servo saver pivot shafts are CNC-machined from high-grade Swiss 7075 T6 aluminum to ensure high strength with ultra-low weight. 

Molded composite steering plate made from specially-formulated graphite composite mixture for increased strength and lower weight.  

Aluminum steering plate CNC-machined from premium Swiss 7075 T6 aluminum. Designed & recommended for use in high-traction conditions.  

Optimized aluminum steering plate, CNC-machined from premium Swiss 7075 T6 aluminum. 

CNC-machined steering brace made from 2.0mm thick premium-grade graphite material. 

Threaded 4.9mm ball end with 5mm thread length for connection to molded ball joints. Set of 2. 

CNC-machined alu rear shock tower from 3mm thick premium Swiss 7075 T6 aluminum. 

Rear lower RIGHT suspension arm made from specially-formulated graphite composite mixture, perfect for high-traction conditions. 

Rear lower LEFT suspension arm made from specially-formulated graphite composite mixture, perfect for high-traction conditions.  

High-precision eccentric 5.8mm pivot ball allows to mount the shocks in a different angle. Set of 2. 

Authentic XRAY alu rear lower suspension holder for the FRONT of the rear bulkhead on the XB4.  

Optional brass lower suspension holders for XB4 cars provide additional weight down low to improve traction and stability while lowering the car’s CG. 

Authentic XRAY alu rear lower suspension holder for the REAR of the rear bulkhead on the XB4.  

Optional rear wing for XB4 & XB4 2WD. The 1.5mm thick material is highly reliable with less chance of breakage, while at the same time influencing the performance of the car as well.  

Optional rear wing for XB4 & XB4 2WD. The extra thick material is highly reliable with less chance of breakage, while at the same time influencing the performance of the car as well.  

Direct aluminum replacement of the lower composite central bulkhead for better reinforcement, greater reliability, and longer life. 

Friction pads for slipper clutch system. Set of 2. 

Clutch spring for slipper clutch, C=45 rating. Black color. 

Short clutch spring for slipper clutch, C=45 rating. Black color. 

The XB4 gear diff ensures increased on-power steering for nearly all types of tracks, and is ideal for both carpet and clay tracks.  

Gear differential case made from specially-formulated graphite composite mixture for increased strength and lower weight. Perfect balance between reliability and performance. 

Center gear diff adapter molded from specially-formulated tough composite material. 

Gear differential precision differential bevel 35T gear made from tough composite material. 

Precision-machined 35T differential bevel gear made from lightweight yet ultra-strong Swiss 7075 T6 alu, additionally black hardcoated for maximum lifespan.  

Super-lightweight, CNC-machined center diff outdrive adapters are manufactured from HUDY Spring Steel™ and are additionally hardened for extra lifespan and reliability.  

78-tooth large external spur gear for center differential. 

81-tooth large external spur gear for center differential.  

84-tooth large external spur gear for center differential.  

Tough composite 14-tooth bevel drive gear for front/rear differential.  

14-tooth bevel-drive steel gear for front/rear differential. Additionally hardened for increased lifespan and reliability.  

CNC-machined 81mm ECS drive shaft with 2.5mm pin made from world-renowned HUDY Spring Steel™.  

CNC-machined, premium aircraft aluminum 14mm wheel hubs.  

CNC-machined, premium aircraft aluminum -0.75mm offset wheel hubs, to give narrower track-width.  

CNC-machined, premium aircraft aluminum +0.75mm offset wheel hubs, to give wider track-width.  

CNC-machined, premium aircraft aluminum 12mm wheel hubs with -0.75mm offset for narrower track-width. Strategically machined for optimum strength, balance, and lightness.  

CNC-machined, premium aircraft aluminum 12mm wheel hubs with +0.75mm offset for wider track-width. Strategically machined for optimum strength, balance, and lightness. 

CNC-machined, premium aircraft aluminum 12mm wheel hubs with +1.50mm offset for wider track-width. Strategically machined for optimum strength, balance, and lightness. 

CNC-machined, premium aircraft aluminum 12mm wheel hubs with +2.25mm offset for wider track-width. Strategically machined for optimum strength, balance, and lightness. 

CNC-machined, premium aircraft aluminum 12mm wheel hubs with +3.00mm offset for wider track-width. Strategically machined for optimum strength, balance, and lightness. 

CNC-machined 12mm wheel hubs with +3.75mm offset for wider track-width, made from Swiss 7075 T6.  

CNC-machined 12mm wheel hubs made from Swiss 7075 T6 have +4.5mm offset for wider track-width.  

CNC-machined CVD central drive shaft for XB4 made from world-renowned HUDY Spring Steel™. 

Optional CNC-machined CVD central drive shaft for XB4 when the central bulkhead is mounted in the REARWARD WEIGHT POSITION. 

Central CVD shaft universal joint made from world-renowned HUDY Spring Steel™.  

Optional alu safety collar for CVD shafts ensure the mounting pin is securely contained. Black color, laser engraved with XRAY logo. Set of 3. 

Optional alu safety collar for CVD shafts ensure the mounting pin is securely contained. Orange color, laser engraved with XRAY logo. Set of 3. 

High-strength pinion 18T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion 19T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 20T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 21T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 22T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 23T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 24T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion 25T gear made from tough 7075 T6 alu and specially hardcoated for superior strength, light weight, and high durability. 

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

High-strength pinion gear made from tough 7075 T6 aluminum and specially hardcoated for superior strength, light weight, and high durability.  

Optional spur gear for 3-Pad Slipper Clutch. Precision-molded slipper clutch spur gear 75T 48P is made from XRAY's exclusive secret blend of composite material, allowing the gear to be robust enough to handle high-performance brushless motors.  

Optional spur gear for 3-Pad Slipper Clutch. Precision-molded slipper clutch spur gear 78T 48P is made from XRAY's exclusive secret blend of composite material, allowing the gear to be robust enough to handle high-performance brushless motors. 

Precision-molded spur gear 84T is made from XRAY's exclusive secret blend of composite material, allowing the gear to run yet be robust enough to handle high performance brushless motors. 

Optional spur gear for 3-Pad Slipper Clutch. Precision-molded slipper clutch spur gear 87T 48P is made from XRAY's exclusive secret blend of composite material, allowing the gear to be robust enough to handle high-performance brushless motors.  

CNC-machined fan holder made from premium graphite material. 

Set of lower aluminum shock collars for increased reliability. Stylish and lightweight collars are CNC-machined from premium Swiss 7075 T6 aluminum and are strategically lightened. Set of four. Black color. 

Set of shock pistons made from Delrin and molded using super precise moulds. 

Machined steel upper mounting bushing for XB4 alu shock cap. Set of 2. 

Set of molded composite bushings and shims for XB4 alu shock cap. 

Machined aluminum upper shock cap for XB4 shock absorbers. Optional alu upper shock cap offer an increased durability and extended life time.  

Rubber shim for XB4 alu shock cap. Set of 4. 

The springs have been specifically designed to complement the big bore shocks. Set of 2. 

Front progressive springs specifically designed for use with big bore shocks. Set of 2.
 

Optional springs specifically designed to complement the big-bore shocks.  

The springs have been specifically designed to complement the big bore shocks. The spring rate is constant during the entire spring compression. 

The springs have been specifically designed to complement the big bore shocks. 

New optional FRONT linear springs are recommended for high-traction tracks. T 

FRONT linear springs have been specifically designed to complement the big-bore shocks.  

FRONT linear springs have been specifically designed to complement the big-bore shocks.  

FRONT linear springs have been specifically designed to complement the big-bore shocks.  

The springs have been specifically designed to complement the big bore shocks. Set of 2.

 

Rear progressive springs specifically designed for use with big bore shocks. Set of 2.
 

Optional springs specifically designed to complement the big-bore shocks.  

The springs have been specifically designed to complement the big bore shocks. Set of 2. 

The springs have been specifically designed to complement the big bore shocks. Set of 2. 

New optional REAR linear springs are recommended for high-traction tracks.  

REAR linear springs have been specifically designed to complement the big-bore shocks.  

REAR linear springs have been specifically designed to complement the big-bore shocks. 

REAR linear springs have been specifically designed to complement the big-bore shocks. 

The all-new XB4 body features high-downforce areas (including front window and top roof flow channels) for proper air flow, and side downforce areas and top central rib for higher stability.  

High-performance, low-profile aerodynamic body for XB4 designed by XRAY to perfectly fit the car.  

The optional ultra-lightweight completely redesigned, high-performance, low-profile Alpha body with super-smooth airflow and all-new downforce areas.  

Specially-designed 2WD/4WD rear wheels with 12mm internal hex. Perfect fit, perfect for high-competition racing.  

Specially-designed 4WD & 2WD rear wheels with 12mm internal hex. Perfect fit, and perfect for high-competition racing.  

Set of black & white transparent XRAY XB4 stickers. 

High-precision axial thrustbearing 3x8x3.5mm for ball differential features Tungsten Carbide balls.  

Set of 12 premium-quality ceramic balls made from extra-hard Si3N4 silicone nitride ceramic. Significantly improves differential lifespan while reducing friction and vibration. Higher RPM capabilities. 

High-precision axial thrustbearing 3x8x3.5mm for ball differential features ceramic balls. Highest-quality material and design guarantees the smoothest diff operation and increased life. Ceramic balls in the axial cage are made from extra-hard Si3N4 silicone nitride ceramic. Significantly improves differential lifespan while reducing friction and vibration. Higher RPM capabilities. 

High-quality ball-bearings ID x OD x thickness (mm) = 5x8x2.5mm. Set of 2 pieces. 

New high-speed ball-bearings manufactured specially for XRAY.  

Flat washer. ID x OD x thickness = 3mm x 6mm x 0.1mm. Set of 10 pieces. 

Flat washer. ID x OD x thickness = 3mm x 6mm x 0.2mm. Set of 10 pieces. 

Flat washer. ID x OD x thickness = 10mm x 12mm x 0.1mm. Set of 10. 

8mm CH-clip. To ensure smoother, more precise operation of the XB2 and XB4 differential, the CH clips used inside the differential are manually ground. Set of 2.