#106630 - THREADED PINION 18Tx12mm (1M) (ORANGE) NITRO 3 Genuine HPI quality spare part for easy maintenance and repairs. See below for kit reference.
#A557 AXLE 5x38mm (REAR/2pcs)
#76977 ALUMINUM THREADED PINION GEAR 17Tx12mm (1M)
#76815 SPUR GEAR 45 TOOTH (1M/ ADAPTER TYPE)