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Looking for aftermarket parts to modify or upgrade your 1990 GMC C1500 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 ZIKGM8.5-S-28USA 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 8.5in / 28 Spline 1988-1990 GMC C1500 Sierra / Sierra SLE / Sierra SLX $213.89 |
 IN STOCK - DROPSHIPS ZIKGM9.5-S-33USA 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 9.5in / 33 Spline 1988-1993 GMC C1500 Sierra / Sierra SLX 1988-1999 GMC C1500 Sierra SLE $209.89 |