Kyosho UMW604B GEAR DIFF. SET (Ultima SC/DB/RB/RT) Voltage Regulators Compact 40 × 40 ×

Compact 40 × 40 × 10mm design

it includes Unitrack nickel silver rail for both tracks

ARRMA Safe-D keyed fit

Traxxas OptiDrive Electric Shift Module Revo

Kyosho UMW604B GEAR DIFF. SET (Ultima SC/DB/RB/RT) Voltage Regulators Compact 40 × 40 ×Kyosho UMW604B GEAR DIFF. SET (Ultima SC DB RB RT) The Kyosho UMW604B is a gear differential set designed for the Ultima SC, DB, RB, and RT. This genuine Kyosho part houses and supports the differential gears, letting the wheels rotate independently through corners. As a direct fit replacement, the UMW604B helps Ultima SC DB RB RT owners repair or rebuild a worn or damaged differential. Genuine Kyosho part, part number UMW604B Gear differential set