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Looking for aftermarket parts to modify or upgrade your 1985 GMC C3500 with differential overhaul kits? At Tunersports.com we carry a huge selection of the top name brand performance differential overhaul kit parts and accessories.
 IN STOCK - DROPSHIPS YK D70-HDYukon Master Overhaul Kits give you all the high-quality parts you need to start and finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses Timken bearings and races along with high quality... Yukon Gear Master Overhaul Kit For Dana 70-HD & Super-70 Diff 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $715.89 |
 IN STOCK - DROPSHIPS YK D70-UYukon Master Overhaul Kits give you all the high-quality parts you need to start and finish every differential job. Yukon offers more tailor-made kits than any other manufacturer in the industry to meet your specific installation needs. This kit uses Timken bearings and races along with high quality... Yukon Gear Master Overhaul Kit For Dana 70-U Diff 1984-1986 GMC C3500 Base / High Sierra / Sierra Classic $529.89 |
 IN STOCK - DROPSHIPS ZK D70-HDUSA Standard Master Overhaul Kit Dana 70 HD & Super-70 Diff 1979-1986 GMC C3500 Base / High Sierra / Sierra Classic $568.89 |
 IN STOCK - DROPSHIPS ZK D70-UUSA Standard Master Overhaul Kit Dana 70 U Diff 1984-1986 GMC C3500 Base / High Sierra / Sierra Classic $373.89 |