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Looking for aftermarket parts to modify or upgrade your 1981 GMC C3500 with differential spider gears? At Tunersports.com we carry a huge selection of the top name brand performance differential spider gear parts and accessories.
 IN STOCK - DROPSHIPS YPKD70-S-35Yukon Gear & Axle spider gear kits feature higher quality materials and better manufacturing techniques than OEM to ensure a longer lasting spider gear set. Kit delivers everything needed for a complete and proper spider gear set replacement. ... Yukon Gear Replacement Standard Open Spider Gear Kit For Dana 70 and 80 w/ 35 Spline Axles 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $270.89 |
 IN STOCK - DROPSHIPS ZIKD70-S-35USA Standard Gear spider gear kits feature high quality materials and superior manufacturing techniques to produce a longer lasting spider gear set at a great price. Kit delivers everything needed for a complete and proper spider gear set replacement.... USA Standard Gear Replacement Standard Spider Gear Set For Dana 70 / 35 Spline 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $273.89 |
 IN STOCK - DROPSHIPS ZIKGM14T-S-30USA Standard Gear spider gear kits feature high quality materials and superior manufacturing techniques to produce a longer lasting spider gear set at a great price. Kit delivers everything needed for a complete and proper spider gear set replacement.... USA Standard Gear Standard Spider Gear Set For GM 10.5in 14 Bolt Truck 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $329.89 |