TRAXXAS Slash 4x4 Aluminium Gear Adapter With metal 32 Pitch 56T Spur Gear & 18T engine Gear - 1set (For Slash 4x4 Low-cg 68086-21 variation) - GPM SLA155618TLG
Spur gear and engine gear created by hardened metal match with aluminum adapter to enhance the energy production be a bit more constant. (56T with 13T=1:4.307) (56T with 14T=1:4.000) (56T with 15T=1:3.733) (56T with 16T=1:3.500) (56T with 17T=1:3.294) (56T with 18T=1:3.111) (56T with 19T=1:2.947) (56T with 20T=1:2.800)