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The Revolution Gear & Axle master install kit for 1977–1991 GM 10‑bolt 8.5-inch front axles is a consolidated kit intended to support ring-and-pinion service on that front axle application. Specified for GM 10‑bolt 8.5in front axles from 1977 through 1991, it streamlines ring-and-pinion installation and reassembly by grouping the install hardware and fitment items needed during axle gear work.
Revolution Gear & Axle 77-91 GM 10-Bolt 8.5in Front Axle Ring & Pinion Master Install Kit
