GPM has released AXIAL SMT10 Aluminium Front/Rear Gear Box Components 1pr set For YETI, SMT10 Monster Jam AX90055 under Axial Racing category
1. This set of front side / back gear field elements are perfect for the AXIAL-SMT10 GRAVE DIGGER AX90055,AXIAL-RR10 BOMBER,AXIAL-WRAITH 4WD ROCK RACER,and AXIAL-YETwe ROCK RACER showing the key helps.
2. They could work great with original or optional gear field.