1985 GMC W-Series Differentials
- Auburn Gear®Grip-N-Loc™ Rear DifferentialGMC W-Series 1985, Grip-N-Loc™ Rear Differential by Auburn Gear®. Auburn Gear’s most advanced limited slip differential, the Grip-N-Loc™, builds upon exclusive technologies found in the previous limited slip line, but is...Upgrades vehicles for safe transfer of increased power/torque across the axleCase material is up to 50% stronger than OE cases$611.95 - $655.37
- Spicer®Differential Pinion Gear Thrust WashersGMC W-Series 1985, Differential Pinion Gear Thrust Washers by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...High quality at an affordable priceExpertly made from premium materials$2.11 - $2.82
- Spicer®Differential Pinion NutsGMC W-Series 1985, Differential Pinion Nuts by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$16.83
- Yukon Gear & Axle®Differential Ring and Pinion Pro KitGMC W-Series 1985, Differential Ring and Pinion Pro Kit by Yukon Gear & Axle®. Dominate the track or hit the trails with confidence by fine tuning your vehicle for neck-breaking speed and performance with this premium differential...Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain$641.89