Looking for aftermarket parts to modify or upgrade your 1990 GMC C3500 with diff covers? At Tunersports.com we carry a huge selection of the top name brand performance diff cover parts and accessories.

IN STOCK YP C1-GM14TThese Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design finished in chrome. ... Yukon Gear Chrome Cover For 10.5in GM 14 Bolt Truck 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE $71.89 |

IN STOCK YHCC-GM14T-SYukon Hardcore Diff Covers are constructed from thick-walled, high-strength nodular steel to protect lockers, gears and axles from the most extreme hits in off road driving. They also increase the structural rigidity of the differential, reducing deflection under high-torque situations that can put ... Yukon Gear Hardcore Diff Cover for 14 Bolt GM Rear w/ 3/8in. Cover Bolts 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE $308.89 |

OUT OF STOCK YP C2-GM14TThese Yukon replacement diff covers take your rig a step beyond the boring factory look. They are the stock OE design made from aluminum and polished to perfection. ... Yukon Gear Polished Aluminum Cover For 10.5in GM 14 Bolt Truck 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE $293.89 |

IN STOCK - DROPSHIPS YP C5-GM14TThese Yukon replacement diff covers are a direct bolt-on. ... Yukon Gear Steel Cover For GM 10.5in 14 Bolt Truck 1988-1993 GMC C3500 Sierra / Sierra SLX 1988-2000 GMC C3500 Sierra SLE $85.89 |