Looking for aftermarket parts to modify or upgrade your 2003 GMC Sierra 1500 HD 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 Sierra 1500 HD.
Whether you have a 2003 GMC Sierra 1500 HD in SLE to SLT trim we have you covered. We have 10 final drive gears available to mod your Sierra 1500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK - DROPSHIPS YG GM9.25-342RYukon 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 GM 9.25in IFS Reverse Rotation in a 3.42 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $472.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM9.25-373RYukon 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 GM 9.25in IFS Reverse Rotation in a 3.73 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $412.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM9.25-411RYukon 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 GM 9.25in IFS Reverse Rotation in a 4.11 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $414.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM9.25-456RYukon 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 GM 9.25in IFS Reverse Rotation in a 4.56 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $412.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM9.25-488RYukon 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 GM 9.25in IFS Reverse Rotation in a 4.88 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $459.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM9.25-513RYukon 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 GM 9.25in IFS Reverse Rotation in a 5.13 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $486.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM9.25-538RYukon 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 GM 9.25in IFS Reverse Rotation in a 5.38 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $459.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG GM9.25-373RUSA Standard Ring & Pinion Gear Set For GM 9.25in IFS Reverse Rotation in a 3.73 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $299.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG GM9.25-456RUSA Standard Ring & Pinion Gear Set For GM 9.25in IFS Reverse Rotation in a 4.56 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $299.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG GM9.25-538RUSA Standard Ring & Pinion Gear Set For GM 9.25in IFS Reverse Rotation in a 5.38 Ratio 2001-2003 GMC Sierra 1500 HD SLE / SLT $299.89 SALE VIEW PRICE IN CART |