Yukon Gear High Performance Gear Set For GM 12 Bolt Truck in a 3.42 Ratio

Yukon 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 finish reduces both friction & heat for long races & high torque conditions. We use high grade steel in both the ring & pinion, with fitment designed to OEM specs. Go ahead, add loads of horsepower & go big on tires because Yukon offers the widest selection of gear ratios to choose from. You?ll know that your gear choice was the right one, because you chose Yukon. Yukon Ring & Pinions come with a 1 year warranty against manufacture defects. Yukon offers a Y.E.S. Plan for a lifetime, comprehensive, no-questions-asked protection plan covering your gears for as long as you own the vehicle.
Installation Instructions
Installation Instructions
Installation Instructions
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1969-1974	Chevrolet	Blazer	Base
1987	Chevrolet	Blazer	Custom Deluxe
1987	Chevrolet	Blazer	Silverado
1978-1980	Chevrolet	C10	Big Ten
1975-1981	Chevrolet	C10	Cheyenne
1981-1986	Chevrolet	C10	Custom
1975-1980	Chevrolet	C10	Custom Deluxe
1981	Chevrolet	C10	Deluxe
1975-1986	Chevrolet	C10	Scottsdale
1975-1986	Chevrolet	C10	Silverado
1963-1974	Chevrolet	C10 Pickup	Base
1975-1981	Chevrolet	G10	Beauville
1981	Chevrolet	G10	Bonaventure
1975-1981	Chevrolet	G10	Chevy Van
1975-1981	Chevrolet	G10	Sportvan
1967,1969-1974	Chevrolet	G10 Van	Base
1968-1974	Chevrolet	G10 Van	Sportvan
1975-1981	Chevrolet	K10	Cheyenne
1981-1986	Chevrolet	K10	Custom
1975-1980	Chevrolet	K10	Custom Deluxe
1981	Chevrolet	K10	Deluxe
1975-1986	Chevrolet	K10	Scottsdale
1975-1986	Chevrolet	K10	Silverado
1963-1974	Chevrolet	K10 Pickup	Base
1967-1974	Chevrolet	K10 Suburban	Base
1981-1986	Chevrolet	K10 Suburban	Custom
1975-1980	Chevrolet	K10 Suburban	Custom Deluxe
1981	Chevrolet	K10 Suburban	Deluxe
1975-1980,1982,1984-1986	Chevrolet	K10 Suburban	Scottsdale
1975-1977,1979-1980,1982-1983,1985-1986	Chevrolet	K10 Suburban	Silverado
1976	Chevrolet	K5 Blazer	Base
1975-1980	Chevrolet	K5 Blazer	Cheyenne
1981-1986	Chevrolet	K5 Blazer	Custom
1975,1977-1980	Chevrolet	K5 Blazer	Custom Deluxe
1981	Chevrolet	K5 Blazer	Deluxe
1984	Chevrolet	K5 Blazer	Scottsdale
1978,1980-1986	Chevrolet	K5 Blazer	Silverado
1987	Chevrolet	R10	Custom Deluxe
1987	Chevrolet	R10	Scottsdale
1987	Chevrolet	R10	Silverado
1963-1966	Chevrolet	Suburban	Base
1987	Chevrolet	V10	Custom Deluxe
1987	Chevrolet	V10	Scottsdale
1987	Chevrolet	V10	Silverado
1987	Chevrolet	V10 Suburban	Custom Deluxe
1987	Chevrolet	V10 Suburban	Scottsdale
1987	Chevrolet	V10 Suburban	Silverado
1975-1978	GMC	C15	Base
1977-1978	GMC	C15	Heavy Half
1975-1978	GMC	C15	High Sierra
1977	GMC	C15	Indy Hauler
1975-1978	GMC	C15	Sierra Classic
1975-1978	GMC	C15	Sierra Grande
1978	GMC	C15	Street Coupe
1975-1978	GMC	C15 Suburban	Base
1975-1978	GMC	C15 Suburban	High Sierra
1975-1978	GMC	C15 Suburban	Sierra Classic
1975-1978	GMC	C15 Suburban	Sierra Grande
1967-1974	GMC	C15/C1500 Pickup	Base
1967-1974	GMC	C15/C1500 Suburban	Base
1979-1986	GMC	C1500	Base
1979-1980	GMC	C1500	Heavy Half
1979-1986	GMC	C1500	High Sierra
1979-1986	GMC	C1500	Sierra Classic
1979-1982	GMC	C1500	Sierra Grande
1979-1982	GMC	C1500	Street Coupe
1979-1986	GMC	C1500 Suburban	Base
1979-1986	GMC	C1500 Suburban	High Sierra
1979-1986	GMC	C1500 Suburban	Sierra Classic
1979-1982	GMC	C1500 Suburban	Sierra Grande
1975-1978	GMC	G15	Rally
1975-1978	GMC	G15	Rally STX
1975-1978	GMC	G15	Vandura
1967,1970-1971	GMC	G15/G1500 Van	Base
1968-1969,1971-1974	GMC	G15/G1500 Van	Rally
1968-1974	GMC	G15/G1500 Van	Vandura
1964-1966	GMC	G1500	Base
1979-1987	GMC	G1500	Rally
1983-1984	GMC	G1500	Rally Custom
1979-1987	GMC	G1500	Rally STX
1979-1987	GMC	G1500	Vandura
1975-1978	GMC	G25	Rally
1975-1978	GMC	G25	Rally STX
1975-1978	GMC	G25	Vandura
1967,1970-1972	GMC	G25/G2500 Van	Base
1968-1969,1971-1974	GMC	G25/G2500 Van	Rally
1968-1974	GMC	G25/G2500 Van	Vandura
1979-1981	GMC	G2500	Rally
1979-1981	GMC	G2500	Rally STX
1979-1981	GMC	G2500	Vandura
1975-1978	GMC	K15	Base
1975-1978	GMC	K15	High Sierra
1977	GMC	K15	Indy Hauler
1975-1978	GMC	K15	Sierra Classic
1975-1978	GMC	K15	Sierra Grande
1975-1978	GMC	K15 Suburban	Base
1975-1978	GMC	K15 Suburban	High Sierra
1975-1978	GMC	K15 Suburban	Sierra Classic
1975-1978	GMC	K15 Suburban	Sierra Grande
1966-1974	GMC	K15/K1500 Pickup	Base
1967-1974	GMC	K15/K1500 Suburban	Base
1979-1986	GMC	K1500	Base
1979-1986	GMC	K1500	High Sierra
1979-1986	GMC	K1500	Sierra Classic
1979-1982	GMC	K1500	Sierra Grande
1979-1985	GMC	K1500 Suburban	Base
1979-1985	GMC	K1500 Suburban	High Sierra
1979-1985	GMC	K1500 Suburban	Sierra Classic
1979-1982	GMC	K1500 Suburban	Sierra Grande
1987	GMC	R1500	Base
1987	GMC	R1500	High Sierra
1987	GMC	R1500	Sierra Classic
1987	GMC	R1500 Suburban	Base
1987	GMC	R1500 Suburban	High Sierra
1987	GMC	R1500 Suburban	Sierra Classic
1963-1966	GMC	Suburban	Base
1987	GMC	V1500	Base
1987	GMC	V1500	High Sierra
1987	GMC	V1500	Sierra Classic
1987	GMC	V1500 Suburban	Base
1987	GMC	V1500 Suburban	High Sierra
1987	GMC	V1500 Suburban	Sierra Classic