Looking for aftermarket parts to modify or upgrade your 1989 GMC K2500 with differentials? At Tunersports.com we carry a huge selection of the top name brand performance differential parts and accessories for your K2500.
Whether you have a 1989 GMC K2500 in Sierra to Sierra SLX trim we have you covered. We have 2 differentials available to mod your K2500. All parts have free shipping to the Continental US 48 States.
 IN STOCK RD197With our improved two piece design available right across the range, along with the addition of forged gears and an industry leading five year warranty, ARB Air Lockers are now better built and better backed than ever before. Created to provide 100 percent traction on demand, without sacrificing any... ARB Airlocker Aam 925&950 33 Spl S/N 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $1,231.00 |
 IN STOCK YDGGM14T-3-30-1The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence and performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction.... Yukon Gear Dura Grip Positraction For 10.5in GM 14 Bolt Truck / 4.10 & Down 1988-1993 GMC K2500 Sierra $1,057.89 SALE VIEW PRICE IN CART |