CNC-machined CVD rear drive shaft (75mm) with 2.5mm pin, made from world-renowned HUDY Spring Steel™.  

Redesigned super-strong FRONT bulkheads are narrower to move the arms more into centerline to generate more traction and to provide a greater range of track width adjustment.  

CNC-machined front shock tower made from premium 3.5mm graphite material for superior strength and long life. 

XB4 gear differential was completely redesigned both in front and rear and features unique split design of the crown gear.  

Precision-machined 40T differential bevel gear made from high-strength steel. Additionally hardened for increased lifespan and reliability. Fits Large Volume differential. 

16-tooth bevel-drive steel gear for front/rear differential. Additionally hardened for increased lifespan and reliability. CNC machined from high-grade steel material, resulting in increased durability, reliability, and longer lifespan. 

CNC-machined CVD drive shaft coupling. Made from world-renowned Hudy Spring Steel™.  

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

Composite safety collar for CVD shafts ensures that the mounting pin is securely contained. 

M3x6 button-head machine screw, hex drive. Set of 10 pieces. 

M3x10 button-head machine screw, hex drive. Set of 10 pieces. 

New high-speed ball-bearings manufactured specially for XRAY. ID x OD x thickness (mm) = 5x10x4. Set of 2 pieces. 

New high-speed ball-bearings manufactured specially for XRAY. ID x OD x thickness (mm) = 8 x 14 x 4. Set of 2. 

Polished chrome pin. Dia. x length = 2mm x 9.8mm. Set of 10 pieces. 

Polished chrome pin. Dia. x length = 2mm x 8mm. Set of 10 pieces.