Looking for aftermarket parts to modify or upgrade your 1989 GMC K2500 with differential seal kits? At Tunersports.com we carry a huge selection of the top name brand performance differential seal kit 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 12 differential seal kits available to mod your K2500. All parts have free shipping to the Continental US 48 States.
 IN STOCK YMS2081Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Full-Floating Axle Seal For GM 14T 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $26.03 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS2286Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Pinion Seal For GM 14T 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1998 GMC K2500 Sierra SLE $31.39 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS3747Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Axle Seal For 9.5in GM 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1997 GMC K2500 Sierra SLE $30.05 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS3896Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Pinion Seal For 9.5in GM (79-97) 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1997 GMC K2500 Sierra SLE $40.78 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS710101Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Stub Axle Side Seal For 98 and Older GM 8.25in IFS 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1998 GMC K2500 Sierra SLE $36.75 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS710102Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Inner Stub Axle Side Seal For GM 9.25in IFS 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $31.39 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS710281Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Pinion Seal For GM 9.25in IFS 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $40.78 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS710497Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear GM 9.25 IFS Side Seal / 1998+ 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $35.42 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS710508Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear Pinion Seal w/ Triple-Lip Design For 98+ GM 14T 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $44.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMS8622Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear 8.5in GM 4Wd Front Pinion Seal 1988-1991 GMC K2500 Sierra / Sierra SLE / Sierra SLX $32.74 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMSG1012Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Gear 8.25in GM IFS Pinion Seal (88 and Up) 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1998 GMC K2500 Sierra SLE $39.44 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YMSG1035Yukon Mighty Seals use the latest designs and manufacturing technologies to produce a precision fit, a tight seal and long life.... Yukon Full Float Rear Wheel Seal for GM 14T & 11.5in 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-2000 GMC K2500 Sierra SLE $54.20 SALE VIEW PRICE IN CART |