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Yukon standard open spider gear kit for GM 8.5" open differentials with 30 spline axles provides the internal gearset and hardware for replacement. Manufactured with higher-quality materials compared to OEM, the kit includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and thrust washers to restore the internal spider gear assembly in 8.5" open differentials.
Yukon Gear Standard Open Spider Gear Kit For 8.5in GM w/ 30 Spline Axles
