Complete 2-speed transmission set for NT1. Includes 54T and 59T molded composite spur gears, 2nd gear shoe set, alloy gear holders with integrated bearings, and all hardware. 

For serious racers looking for smart weight savings and optimized rotating weight, XRAY's new optional lightweight 2nd gear carrier made from 7075 T6 alu has been strategically lightened compared to the standard #335520 carrier, reducing rotating weight without sacrificing strength or durability.  

For serious racers looking for smart weight savings and optimized rotating weight, XRAY's new optional lightweight 1st gear drive flange made from 7075 T6 alu has been strategically lightened compared to the standard #335530 flange, reducing rotating weight without sacrificing strength or durability.  

2-speed gearbox shoe set. Includes adjusting screws, roller pins, and hardware. 

XRAY precision molded 54T spur gear (2nd gear) made from special composite material which gives the spur gear an optimum balance of hardness, toughness, and flexibility thus providing long life, minimal wear, and minimizing breakage or teeth stripping. The spur gear remain strategically lightened to reduce rotating mass. The special composite material will withstand even the most extreme racing conditions which imparts high tension on the spur gears. 

XRAY precision molded 59 spur gear (1st gear) made from special composite material which gives the spur gear an optimum balance of hardness, toughness, and flexibility thus providing long life, minimal wear, and minimizing breakage or teeth stripping. The spur gear remain strategically lightened to reduce rotating mass. The special composite material will withstand even the most extreme racing conditions which imparts high tension on the spur gears. 

CNC-machined 2-speed shoe adaptor made from high-tensile steel. 

Medium springs for #335540 Composite 2-Speed Gear Box Set allows for medium 2nd gear engagement point. Set of 2. 

Set of molded composite pulley covers. 

M3x5 setscrew, hex drive. Set of 10 pieces. 

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

M2.5x12 socket-head cap screw, hex drive. Set of 10 pieces.  

5mm dia. E-clip. Set of 10 pieces. 

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

Polished chrome pin. Dia. x length = 2mm x 12mm. Set of 10 pieces. 

Polished steel roller pin for 2-speed shoes. 4x4mm. Set of 2.