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The Revolution Gear & Axle ring-and-pinion set for 2014+ GM 12-bolt 9.5in axle (4.56 ratio) is a direct-replacement gear package for late-model GM 12-bolt 9.5-inch rear axles. It restores correct final drive ratio and gear mesh to recover reliable driveline performance after worn gears or when changing gear ratios, matching the 4.56:1 specification.
Revolution Gear & Axle 2014+ GM 12-Bolt 9.5in 4.56 Ratio Ring & Pinion Set
