The Yukon drop‑out crush sleeve for 1963–1964 Oldsmobile is designed as a direct replacement for vintage Olds drop‑out differentials. Measuring roughly 0.930 inches long, it provides the correct sleeve length to reestablish pinion preload and spacing during rebuild or repair. It’s offered within Yukon’s small‑parts range for differential maintenance.
Yukon Gear 63-64 Oldsmobile Drop Out Crush Sleeve