Yukon Gear & Axle Yukon Gear High Performance Gear Set For GM 12 Bolt Truck in a 4.56 Ratio YG GM12T-456
YUK Gear Sets - GM
Differential Ring and Pinion
12T GM 4.56 R&P
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.
Fits GM 12 bolt truck, 4.56 ratio. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1969 - 1974 | Chevrolet | Blazer | Base |
| 1987 | Chevrolet | Blazer | Silverado, Custom Deluxe |
| 1978 - 1980 | Chevrolet | C10 | Big Ten |
| 1975 - 1981 | Chevrolet | C10 | Cheyenne |
| 1975 - 1980 | Chevrolet | C10 | Custom Deluxe |
| 1981 | Chevrolet | C10 | Deluxe |
| 1975 - 1986 | Chevrolet | C10 | Scottsdale, Silverado, Custom |
| 1963 - 1974 | Chevrolet | C10 Pickup | Base |
| 1981 | Chevrolet | G10 | Bonaventure |
| 1975 - 1981 | Chevrolet | G10 | Sportvan, Chevy Van, Beauville |
| 1967 - 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 | Silverado, Scottsdale |
| 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 - 1986 | Chevrolet | K10 Suburban | Silverado, Scottsdale |
| 1976 | Chevrolet | K5 Blazer | Base |
| 1975 - 1980 | Chevrolet | K5 Blazer | Cheyenne, Custom Deluxe |
| 1981 - 1986 | Chevrolet | K5 Blazer | Custom |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1978 - 1986 | Chevrolet | K5 Blazer | Silverado |
| 1987 | Chevrolet | R10 | Scottsdale, Silverado, Custom Deluxe |
| 1963 - 1966 | Chevrolet | Suburban | Base |
| 1987 | Chevrolet | V10 | Scottsdale, Custom Deluxe, Silverado |
| 1987 | Chevrolet | V10 Suburban | Scottsdale, Custom Deluxe, Silverado |
| 1975 - 1978 | GMC | C15 | Base, Sierra Classic, Sierra Grande, High Sierra |
| 1977 - 1978 | GMC | C15 | Heavy Half |
| 1977 | GMC | C15 | Indy Hauler |
| 1978 | GMC | C15 | Street Coupe |
| 1975 - 1978 | GMC | C15 Suburban | High Sierra, Sierra Grande, Base, Sierra Classic |
| 1967 - 1974 | GMC | C15/C1500 Pickup | Base |
| 1967 - 1974 | GMC | C15/C1500 Suburban | Base |
| 1979 - 1980 | GMC | C1500 | Heavy Half |
| 1979 - 1986 | GMC | C1500 | Sierra Classic, High Sierra, Base |
| 1979 - 1982 | GMC | C1500 | Street Coupe, Sierra Grande |
| 1979 - 1986 | GMC | C1500 Suburban | Base, High Sierra, Sierra Classic |
| 1979 - 1982 | GMC | C1500 Suburban | Sierra Grande |
| 1975 - 1978 | GMC | G15 | Vandura, Rally, Rally STX |
| 1967 - 1971 | GMC | G15/G1500 Van | Base |
| 1968 - 1974 | GMC | G15/G1500 Van | Vandura, Rally |
| 1964 - 1966 | GMC | G1500 | Base |
| 1983 - 1984 | GMC | G1500 | Rally Custom |
| 1979 - 1987 | GMC | G1500 | Vandura, Rally STX, Rally |
| 1975 - 1978 | GMC | G25 | Rally STX, Rally, Vandura |
| 1967 - 1972 | GMC | G25/G2500 Van | Base |
| 1968 - 1974 | GMC | G25/G2500 Van | Rally, Vandura |
| 1979 - 1981 | GMC | G2500 | Vandura, Rally, Rally STX |
| 1975 - 1978 | GMC | K15 | High Sierra, Sierra Classic, Sierra Grande, Base |
| 1977 | GMC | K15 | Indy Hauler |
| 1975 - 1978 | GMC | K15 Suburban | Sierra Classic, Base, High Sierra, Sierra Grande |
| 1966 - 1974 | GMC | K15/K1500 Pickup | Base |
| 1967 - 1974 | GMC | K15/K1500 Suburban | Base |
| 1979 - 1986 | GMC | K1500 | High Sierra, Base, Sierra Classic |
| 1979 - 1982 | GMC | K1500 | Sierra Grande |
| 1979 - 1985 | GMC | K1500 Suburban | Base, Sierra Classic, High Sierra |
| 1979 - 1982 | GMC | K1500 Suburban | Sierra Grande |
| 1987 | GMC | R1500 | Base, High Sierra, Sierra Classic |
| 1987 | GMC | R1500 Suburban | High Sierra, Base, Sierra Classic |
| 1963 - 1966 | GMC | Suburban | Base |
| 1987 | GMC | V1500 | Sierra Classic, Base, High Sierra |
| 1987 | GMC | V1500 Suburban | Sierra Classic, High Sierra, Base |