Looking for aftermarket parts to modify or upgrade your 1988 GMC R3500 with final drive gears? At Tunersports.com we carry a huge selection of the top name brand performance final drive gear parts and accessories for your R3500.
Whether you have a 1988 GMC R3500 in Base to Sierra Classic trim we have you covered. We have 9 final drive gears available to mod your R3500. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS YG D70-354Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 3.54 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $784.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG D70-373Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 3.73 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $764.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG D70-411Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 4.11 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $564.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG D70-456Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $564.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG D70-456TYukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 4.56 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $653.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG D70-488Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 4.88 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $564.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG D70-513Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 5.13 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $564.89 SALE VIEW PRICE IN CART |
 OUT OF STOCK YG D70-586Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 5.86 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $499.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG D70-717Yukon Gear & Axle high performance ring & pinions set the standard for quality. Yukon Engineers use state-of-the art design & testing processes, backed by 2 in-house quality labs to ensure each item manufactured meets exacting specifications & quality standards. Yukon designed gear tooth surface fin... Yukon Gear High Performance Gear Set For Dana 70 in a 7.17 Ratio 1987-1989 GMC R3500 High Sierra / Sierra Classic 1987-1991 GMC R3500 Base $731.89 SALE VIEW PRICE IN CART |