Yukon 4340 Chrome-Moly right hand inner axle for '79-'87 GM 8.5" Blazer and truck with a length of 19.51" and 28 splines. Yukon 4340 Chrome-Moly axles provide up to 50% increased strength over stock axles for use in extreme performance applications with large tires and high horsepower. Yukon's 4340 axles are manufactured using the latest technologies and the highest quality materials to ensure high strength and long life. Limited Lifetime warranty covers manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through Randy's ring & pinion) makes final determination on warranty considerations.
Installation Instructions
Installation Instructions
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
1987	Chevrolet	Blazer	Custom Deluxe
1987	Chevrolet	Blazer	Silverado
1979-1981	Chevrolet	K10	Cheyenne
1981-1986	Chevrolet	K10	Custom
1979-1980	Chevrolet	K10	Custom Deluxe
1981	Chevrolet	K10	Deluxe
1979-1986	Chevrolet	K10	Scottsdale
1979-1986	Chevrolet	K10	Silverado
1981-1986	Chevrolet	K10 Suburban	Custom
1979-1980	Chevrolet	K10 Suburban	Custom Deluxe
1981	Chevrolet	K10 Suburban	Deluxe
1979-1980,1982,1984-1986	Chevrolet	K10 Suburban	Scottsdale
1979-1980,1982-1983,1985-1986	Chevrolet	K10 Suburban	Silverado
1979-1981	Chevrolet	K20	Cheyenne
1981-1986	Chevrolet	K20	Custom
1979-1980	Chevrolet	K20	Custom Deluxe
1981	Chevrolet	K20	Deluxe
1979-1986	Chevrolet	K20	Scottsdale
1979-1983,1985-1986	Chevrolet	K20	Silverado
1981-1986	Chevrolet	K20 Suburban	Custom
1979-1980	Chevrolet	K20 Suburban	Custom Deluxe
1981	Chevrolet	K20 Suburban	Deluxe
1979-1980,1982,1984-1986	Chevrolet	K20 Suburban	Scottsdale
1979-1980,1982-1983,1985-1986	Chevrolet	K20 Suburban	Silverado
1979-1980	Chevrolet	K5 Blazer	Cheyenne
1981-1986	Chevrolet	K5 Blazer	Custom
1979-1980	Chevrolet	K5 Blazer	Custom Deluxe
1981	Chevrolet	K5 Blazer	Deluxe
1984	Chevrolet	K5 Blazer	Scottsdale
1980-1986	Chevrolet	K5 Blazer	Silverado
1987	Chevrolet	V10	Custom Deluxe
1987	Chevrolet	V10	Scottsdale
1987	Chevrolet	V10	Silverado
1987	Chevrolet	V10 Suburban	Custom Deluxe
1987-1988	Chevrolet	V10 Suburban	Scottsdale
1987-1988	Chevrolet	V10 Suburban	Silverado
1987	Chevrolet	V20	Custom Deluxe
1987	Chevrolet	V20	Scottsdale
1987	Chevrolet	V20	Silverado
1987	Chevrolet	V20 Suburban	Custom Deluxe
1987-1988	Chevrolet	V20 Suburban	Scottsdale
1987-1988	Chevrolet	V20 Suburban	Silverado
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
1979-1986	GMC	K2500	Base
1979-1986	GMC	K2500	High Sierra
1979-1986	GMC	K2500	Sierra Classic
1979-1982	GMC	K2500	Sierra Grande
1979-1986	GMC	K2500 Suburban	Base
1979-1986	GMC	K2500 Suburban	High Sierra
1979-1986	GMC	K2500 Suburban	Sierra Classic
1979-1982	GMC	K2500 Suburban	Sierra Grande
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
1987	GMC	V2500	Base
1987	GMC	V2500	High Sierra
1987	GMC	V2500	Sierra Classic
1987	GMC	V2500 Suburban	Base
1987	GMC	V2500 Suburban	High Sierra
1987	GMC	V2500 Suburban	Sierra Classic