The Revolution Gear & Axle master install kit for pre‑1981 GM 10‑bolt rear axles with a 7.5‑inch ring is an application‑specific ring‑and‑pinion installation kit. Intended for older GM 10‑bolt rear ends, this kit is matched to that axle diameter and bolt pattern; confirm your vintage GM axle measurements and 10‑bolt configuration to ensure the kit aligns with your rear axle installation requirements.
Revolution Gear & Axle Pre-81 GM 10-Bolt Rear Axle 7.5in Ring & Pinion Master Install Kit