Kyosho UMW726 Aluminium Differential Case Cup for RB6 RT6 SC6  [KY-UMW726]

Precision component from Kyosho

The Kyosho UMW726 Aluminium Gear Differential Case Cup is a key upgrade for drivers wanting tougher drivetrain parts for RB6, RT6 and SC6 models. Built from machined aluminium, it provides a more rigid housing and improved heat dispersion compared to stock plastic parts.

Stronger construction, cooler running

Using an aluminium case cup like the UMW726 gives greater resistance to wear and better thermal performance. The accurate machining ensures a tight fit in the differential assembly, which helps reduce play and the need for frequent readjustment.

Suitable for tuning and service

Whether you are refining setup for club competition or servicing a race car, the UMW726's compatibility across several Kyosho platforms makes it a practical swap. Its durable design supports consistent handling across sessions.