The newly designed gear differential unit for the TRF420 chassis is available in the Tamiya Spare Parts Series. This set includes all the parts needed to construct the 37T differential, which is lighter and even more oil-tight than its predecessors. - Contains all parts required to assemble ONE TRF420 gear differential unit. - Differential pulley and case are slimmer to save 1.5g compared to previous design. - Compatible with TRF420, TRF419 and TA07 cars. - Use on TRF419 and TA-07 machines requires use of shims to adjust bearing position. Item 53588 RC 10mm Shim Set (recommended)
