Arrma 3S/4S BLX & MEGA Metal Main Diff Gear (37T, 1.35M) ARA311152

Arrma 3S/4S BLX and MEGA Metal Main Differential Gear 37T. This is a replacement input gear intended to fit various 3S/4S BLX and MEGA 550 Arrma vehicles.Includes: (1) Arrma Metal Main Gear 37T (Mod 1.35) FITS: Arrma Big Rock 3S BLXArrma Granite 3S BLXArrma Infraction MEGAArrma Infraction V3 3S BLXArrma Kraton 4S BLXArrma Outcast 4S BLXArrma Senton 3S BLXArrma Senton 4x2 BoostArrma Typhon 3S BLXArrma Typhon 4X4 550Arrma Vendetta 3S BLXArrma Vorteks 3S BLX