Tamiya (#53925) - Tamiya RC DF03 Slipper Set - Pre order Optional part for Dark Impact (DF-03), slipper clutch is indispensable item for racing buggies. Specially designed slipper clutch protects your R/C car�s drive shaft, clutch and engine from the rigors of off-road running and jumping. Includes new 82T spur gear which can be combined with Items 53922 and 53923 R/C 05 Pinion Gears for increased gear ratio setting choices. *Compatible chassis: DF-03 -Suitable for ALL of DF-03 Chassis Car Kit