Looking for aftermarket parts to modify or upgrade your 1981 GMC C3500 with differential seal kits? At Tunersports.com we carry a huge selection of the top name brand performance differential seal kit parts and accessories.

IN STOCK - LOW YMS2081Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come. ... Yukon Gear Full-Floating Axle Seal For GM 14T 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $29.07 |
IN STOCK YMS2286Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come. ... Yukon Gear Pinion Seal For GM 14T 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $34.10 |
IN STOCK YMS9316Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come. ... Yukon Gear Replacement Pinion Seal For Dana 44HD / Dana 60 & Dana 70 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $37.87 |
IN STOCK - DROPSHIPS YY GM26060977Yukon Gear and Axle manufactures a complete line of general replacement and performance series of pinion yokes for many street, racing, and heavy-duty off-road applications.... Yukon Gear Adapter Sleeve for GM 11.5in/10.5in 14 Bolt Truck Yokes to use Triple Lip Pinion Seal 1979-1982 GMC C3500 Sierra Grande 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $39.13 |