TRAXXAS Slash 4x4 Aluminium Gear Adapter With metal 32 Pitch 54T Spur Gear & 18T motor Gear - 1set (For Slash 4x4 LOW-CG 68086-21 variation) - GPM SLA155418TLG
Spur gear and engine gear manufactured by hardened steel match with aluminum adapter to improve the power manufacturing be constant. (54T with 15T=1:3.600) (54T with 16T=1:3.375) (54T with 17T=1:3.176) (54T with 18T=1:3.000) (54T with 19T=1:2.842) (54T with 20T=1:2.700)