RC HPI R40 Nitro 2 Speed 18 Tooth Pinion Gear Aluminum Green (1) 76963

HPI Racing 76963 Threaded Pinion Gear 18Tx12mm (1M/1st GEAR/2SPEED) R40

Vintage HPI Nitro R40 17T 1st 1M Threaded Pinion Gear for 2-Speed Transmission !

STEEL PINION GEAR 18T 1/5 RC HPI BAJA 5B SS Rovan King Motor 18 Tooth Bolt

Vintage HPI Nitro R40 19T 2nd 1M Threaded Pinion Gear for 2-Speed Transmission !

HPI Nitro RS43 22Tx12mm (1M) Orange Threaded 2-Speed Pinion Gear HPI106631

HPI #76954 Spur Gear 44t (1M/2nd Gear/2 Speed) R40

HD steel 8mm 46T MOD 1 M1 PINION GEAR TRAXXAS/OFNA/MUGEN/SERPENT/ARRMA/HPI/Losi