Tamiya Hop-Up Options 54471 TA06 Steel Gear Rear Differential UnitThis differential gear unit for the TA06 chassis features metal bevel gears and metal cross shafts which are also available as Option Parts, offering greater durability. This set is specifically designed to be used for the rear gearbox of the TA 06, but also may be fitted to be used on the M 07, M 08, FF 03, XV 01, and TD4 chassis platforms. Oil sealed gear differentials make it easy to fine tune the differential action with the use of different