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Always the correct part
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Mounting, Balancing
Free shipping on orders $100+
UM509 Differential Gear Set (52T/RB5)
Includes diff gear, idle gear, diff nut holder, and diff covers.
Fits Ultima series cars and trucks equipped with ball differentials.
Wallie builds is the top option for any racer looking to have the best available car at the track. These kits are built to be winners and give you the best opportunity for wins and podiums.
- Wallie Builds will cover shipping charges to anyone in the US.
- Once the sale leaves beachRC and arrives at Wallie Builds we will take full responsibility for the order.
- Anything with the build will be handled by Wallie Builds.
