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The Yukon USA Standard spider gear kit is a direct replacement for GM 8.5" open differentials with 30‑spline axles, designed to restore proper internal differential action. USA Standard kits use quality materials and consistent manufacturing to deliver a longer-lasting spider gear set at an economical price. Included are two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers for a complete rebuild.
USA Standard Gear Standard Spider Gear Set For GM 8.5in / 30 Spline
