Yokomo SD-501R Lightweight Aluminum Joint Rings  [SD-501R]

Aluminum Joint Rings Built for SD and BD Cars

Made by Yokomo, the SD-501R Aluminum Differential Joint Rings protect axle components inside differential housings and spool joints. These rings are made specifically for the SD/BD series to provide an accurate fit and improved longevity. Machined from lightweight aluminum, they give a good balance of stiffness and reduced rotating weight for race-oriented setups.

Fits Numerous Chassis Types

The Yokomo SD-501R rings fit a broad selection of chassis, including DP-DIB2, DP-DIB2A, DP-DIB and similar platforms. This broad compatibility helps hobbyists drop them into existing cars with minimal modification.