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Looking for aftermarket parts to modify or upgrade your 1978 Chevrolet C30 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 C30.
Whether you have a 1978 Chevrolet C30 in Cheyenne to Silverado trim we have you covered. We have 30 final drive gears available parts to mod your C30. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $811.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $790.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $584.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $584.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $676.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $584.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $584.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $517.89 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 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $756.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM14T-321Yukon 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 Ring and Pinion Gear Set 10.5in GM 14 Bolt Truck / 3.21 ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $517.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM14T-342Yukon 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 10.5in GM 14 Bolt Truck in a 3.42 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $517.89 SALE VIEW PRICE IN CART |
 OUT OF STOCK YG GM14T-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 10.5in GM 14 Bolt Truck in a 3.73 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $436.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS YG GM14T-411Yukon Ring and Pinion sets give you the confidence of knowing you are running gears designed for the harshest of conditions. Whether it is on the street, off-road, or at the track; Yukon ring and pinion sets deliver unrivaled performance and quality. Yukon uses the latest designs and manufacturing t... Yukon Gear High Performance Gear Set For 10.5in GM 14 Bolt Truck in a 4.11 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $440.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM14T-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 10.5in GM 14 Bolt Truck in a 4.56 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $517.89 SALE VIEW PRICE IN CART |
 IN STOCK YG GM14T-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 Thick Gear Set For 10.5in GM 14 Bolt Truck in a 4.56 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $436.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM14T-488TYukon 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 Thick Gear Set For 10.5in GM 14 Bolt Truck in a 4.88 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $436.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM14T-513TYukon 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 Thick Gear Set For 10.5in GM 14 Bolt Truck in a 5.13 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $436.89 SALE VIEW PRICE IN CART |
 IN STOCK - LOW YG GM14T-538TYukon 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 Thick Gear Set For 10.5in GM 14 Bolt Truck in a 5.38 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $452.89 SALE VIEW PRICE IN CART |
 OUT OF STOCK ZG D70-354USA Standard Replacement Ring & Pinion Gear Set For Dana 70 in a 3.54 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $377.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG D70-373USA Standard Replacement Ring & Pinion Gear Set For Dana 70 in a 3.73 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $390.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG D70-411USA Standard Replacement Ring & Pinion Gear Set For Dana 70 in a 4.11 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $390.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG D70-456USA Standard Replacement Ring & Pinion Gear Set For Dana 70 in a 4.56 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $390.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG D70-488USA Standard Replacement Ring & Pinion Gear Set For Dana 70 in a 4.88 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $390.89 SALE VIEW PRICE IN CART |
 OUT OF STOCK ZG GM14T-373USA Standard Ring & Pinion Gear Set For 10.5in GM 14 Bolt Truck in a 3.73 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $334.89 SALE VIEW PRICE IN CART |
 IN STOCK - DROPSHIPS ZG GM14T-411USA Standard Ring & Pinion Gear Set For 10.5in GM 14 Bolt Truck in a 4.11 Ratio 1975-1980 Chevrolet C30 Custom Deluxe 1975-1981 Chevrolet C30 Cheyenne 1975-1986 Chevrolet C30 Scottsdale / Silverado $381.89 SALE VIEW PRICE IN CART |