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Description
The Eaton Posi limited-slip differential prevents wheel slip before it can get started. To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind each differential side gear. When torque input increases the clamping load on the clutch packs increases. That causes the chatter-free clutch packs to grab and transfer power to the other wheel. Muscle cars, hot rods and mild off-road vehicles should look to Eatonss limited-slip differential for their traction answers. And the fact is, Eatons Posi units are virtually bullet proof.
Installation Instructions
This Part Fits:
Installation Instructions
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1973-1975 | Buick | Apollo | Base |
| 1975 | Buick | Apollo | SR |
| 1975-1977,1980-1981 | Buick | Century | Base |
| 1975-1979,1982-1989 | Buick | Century | Custom |
| 1980-1981,1984 | Buick | Century | Estate |
| 1985-1989 | Buick | Century | Estate Wagon |
| 1976 | Buick | Century | Indianapolis 500 Pace Car |
| 1978-1989 | Buick | Century | Limited |
| 1975 | Buick | Century | Luxus |
| 1984 | Buick | Century | Olympia Limited |
| 1975-1979 | Buick | Century | Special |
| 1978-1981 | Buick | Century | Sport |
| 1983-1986 | Buick | Century | T-Type |
| 1976-1979 | Buick | Electra | 225 |
| 1975 | Buick | Electra | Custom |
| 1980-1989 | Buick | Electra | Estate Wagon |
| 1975-1989 | Buick | Electra | Limited |
| 1978-1989 | Buick | Electra | Park Avenue |
| 1989 | Buick | Electra | Park Avenue Ultra |
| 1985-1989 | Buick | Electra | T-Type |
| 1975-1983 | Buick | Estate Wagon | Base |
| 1975-1981,1987-1989 | Buick | LeSabre | Base |
| 1985 | Buick | LeSabre | Collector's Edition |
| 1975-1978,1982-1989 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1985-1989 | Buick | LeSabre | Estate Wagon |
| 1979-1989 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1978-1981 | Buick | LeSabre | Sport |
| 1987 | Buick | LeSabre | T-Type |
| 1976-1979 | Buick | Opel | Base |
| 1977-1979 | Buick | Opel | Deluxe |
| 1978-1979 | Buick | Opel | Sport |
| 1988-1989 | Buick | Reatta | Base |
| 1975-1987 | Buick | Regal | Base |
| 1988-1989 | Buick | Regal | Custom |
| 1982-1983 | Buick | Regal | Estate Wagon |
| 1987 | Buick | Regal | GNX |
| 1989 | Buick | Regal | Gran Sport |
| 1984-1987 | Buick | Regal | Grand National |
| 1978-1989 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1978-1982 | Buick | Regal | Sport |
| 1976-1977 | Buick | Regal | SR |
| 1983-1986 | Buick | Regal | T-Type |
| 1975-1985 | Buick | Riviera | Base |
| 1975 | Buick | Riviera | GS |
| 1982 | Buick | Riviera | Limited Edition |
| 1983-1989 | Buick | Riviera | Luxury |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1979-1980 | Buick | Riviera | S |
| 1976 | Buick | Riviera | Sport |
| 1976 | Buick | Riviera | SR |
| 1981-1989 | Buick | Riviera | T-Type |
| 1983 | Buick | Riviera | XX Anniversary Edition |
| 1975-1980 | Buick | Skyhawk | Base |
| 1982-1989 | Buick | Skyhawk | Custom |
| 1980 | Buick | Skyhawk | Designers' Accent Edition |
| 1982-1987 | Buick | Skyhawk | Limited |
| 1979-1980 | Buick | Skyhawk | Road Hawk |
| 1975-1980 | Buick | Skyhawk | S |
| 1988-1989 | Buick | Skyhawk | SE |
| 1986-1987 | Buick | Skyhawk | Sport |
| 1983-1987 | Buick | Skyhawk | T-Type |
| 1975-1982 | Buick | Skylark | Base |
| 1978-1979,1983-1989 | Buick | Skylark | Custom |
| 1980-1989 | Buick | Skylark | Limited |
| 1976-1979 | Buick | Skylark | S |
| 1978,1980-1983 | Buick | Skylark | Sport |
| 1975-1977 | Buick | Skylark | SR |
| 1983-1984 | Buick | Skylark | T-Type |
| 1986-1987 | Buick | Somerset | Custom |
| 1986-1987 | Buick | Somerset | Limited |
| 1986 | Buick | Somerset | T-Type |
| 1985 | Buick | Somerset Regal | Base |
| 1985 | Buick | Somerset Regal | Limited |
| 1985-1989 | Chevrolet | Astro | Base |
| 1985-1989 | Chevrolet | Astro | CL |
| 1985-1989 | Chevrolet | Astro | CS |
| 1987-1989 | Chevrolet | Astro | LT |
| 1975 | Chevrolet | Bel Air | Base |
| 1987-1989 | Chevrolet | Beretta | Base |
| 1989 | Chevrolet | Beretta | GT |
| 1975-1980,1988 | Chevrolet | Camaro | Base |
| 1979-1986 | Chevrolet | Camaro | Berlinetta |
| 1985-1989 | Chevrolet | Camaro | Iroc-Z |
| 1975-1978,1987 | Chevrolet | Camaro | LT |
| 1976-1978 | Chevrolet | Camaro | LT Rally Sport |
| 1976-1980 | Chevrolet | Camaro | Rally Sport |
| 1975,1989 | Chevrolet | Camaro | RS |
| 1981-1987 | Chevrolet | Camaro | Sport |
| 1977-1987 | Chevrolet | Camaro | Z28 |
| 1982 | Chevrolet | Camaro | Z28 Indianapolis 500 Pace Car |
| 1986-1992 | Chevrolet | Caprice | Base |
| 1975-1992 | Chevrolet | Caprice | Classic |
| 1986-1990 | Chevrolet | Caprice | Classic Brougham |
| 1976-1978,1981-1982 | Chevrolet | Caprice | Classic Estate |
| 1976-1981 | Chevrolet | Caprice | Classic Landau |
| 1987-1990 | Chevrolet | Caprice | Classic LS Brougham |
| 1991-1992 | Chevrolet | Caprice | Classic LTZ |
| 1975-1976,1979-1980 | Chevrolet | Caprice | Classic Sport |
| 1975 | Chevrolet | Caprice | Estate Wagon |
| 1982-1989 | Chevrolet | Cavalier | Base |
| 1982 | Chevrolet | Cavalier | Cadet |
| 1982-1986 | Chevrolet | Cavalier | CL |
| 1983-1987 | Chevrolet | Cavalier | CS |
| 1984 | Chevrolet | Cavalier | Olympic |
| 1986-1989 | Chevrolet | Cavalier | RS |
| 1984-1985 | Chevrolet | Cavalier | Type-10 |
| 1988-1989 | Chevrolet | Cavalier | VL |
| 1986-1989 | Chevrolet | Cavalier | Z24 |
| 1982-1989 | Chevrolet | Celebrity | Base |
| 1982-1983,1989 | Chevrolet | Celebrity | CL |
| 1985 | Chevrolet | Celebrity | Classic |
| 1982 | Chevrolet | Celebrity | CS |
| 1985-1987 | Chevrolet | Celebrity | Estate |
| 1984-1989 | Chevrolet | Celebrity | Eurosport |
| 1976-1985 | Chevrolet | Chevette | Base |
| 1984-1987 | Chevrolet | Chevette | CS |
| 1982 | Chevrolet | Chevette | Diesel |
| 1977 | Chevrolet | Chevette | Rally Sport |
| 1976 | Chevrolet | Chevette | Rallye |
| 1983 | Chevrolet | Chevette | S |
| 1977 | Chevrolet | Chevette | Sandpiper |
| 1976-1983 | Chevrolet | Chevette | Scooter |
| 1976 | Chevrolet | Chevette | Sport |
| 1976 | Chevrolet | Chevette | Woody |
| 1980-1983 | Chevrolet | Citation | Base |
| 1980 | Chevrolet | Citation | Club |
| 1980 | Chevrolet | Citation | Custom |
| 1980-1983 | Chevrolet | Citation | X-11 |
| 1984-1985 | Chevrolet | Citation II | Base |
| 1984-1985 | Chevrolet | Citation II | X-11 |
| 1987-1989 | Chevrolet | Corsica | Base |
| 1987-1988 | Chevrolet | Corsica | LT |
| 1989 | Chevrolet | Corsica | LTZ |
| 1988 | Chevrolet | Corvette | 35th Anniversary Edition |
| 1977-1982,1984-1989 | Chevrolet | Corvette | Base |
| 1982 | Chevrolet | Corvette | Collector's Edition |
| 1978,1986 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 1978 | Chevrolet | Corvette | Silver Anniversary Edition |
| 1975-1976 | Chevrolet | Corvette | Stingray |
| 1977-1987 | Chevrolet | El Camino | Base |
| 1977 | Chevrolet | El Camino | Classic |
| 1977-1978,1981-1986 | Chevrolet | El Camino | Conquista |
| 1979-1981 | Chevrolet | El Camino | Royal Knight |
| 1977-1987 | Chevrolet | El Camino | SS |
| 1975-1985 | Chevrolet | Impala | Base |
| 1975-1977 | Chevrolet | Impala | Custom |
| 1976 | Chevrolet | Impala | Custom Landau |
| 1981-1982 | Chevrolet | Impala | Estate |
| 1977-1979 | Chevrolet | Impala | Landau |
| 1976 | Chevrolet | Impala | S |
| 1975-1976,1979-1980 | Chevrolet | Impala | Sport |
| 1975 | Chevrolet | Laguna | Base |
| 1975-1976 | Chevrolet | Laguna | S3 |
| 1973-1981 | Chevrolet | Malibu | Base |
| 1974-1983 | Chevrolet | Malibu | Classic |
| 1975-1976,1978-1980 | Chevrolet | Malibu | Classic Estate |
| 1976-1981 | Chevrolet | Malibu | Classic Landau |
| 1977,1979-1980 | Chevrolet | Malibu | Classic Sport |
| 1973-1974,1979-1980 | Chevrolet | Malibu | Estate |
| 1976,1979 | Chevrolet | Malibu | Landau |
| 1979 | Chevrolet | Malibu | Police |
| 1977,1979-1980 | Chevrolet | Malibu | Sport |
| 1979,1981-1988 | Chevrolet | Monte Carlo | Base |
| 1983 | Chevrolet | Monte Carlo | CL |
| 1976,1978-1981 | Chevrolet | Monte Carlo | Landau |
| 1986-1988 | Chevrolet | Monte Carlo | LS |
| 1975-1977 | Chevrolet | Monte Carlo | S |
| 1978,1980 | Chevrolet | Monte Carlo | Sport |
| 1983-1988 | Chevrolet | Monte Carlo | SS |
| 1975-1980 | Chevrolet | Monza | 2+2 |
| 1978-1980 | Chevrolet | Monza | 2+2 Sport |
| 1976-1980 | Chevrolet | Monza | 2+2 Spyder |
| 1976,1978-1980 | Chevrolet | Monza | Base |
| 1977 | Chevrolet | Monza | Mirage |
| 1975,1978-1979 | Chevrolet | Monza | S |
| 1978 | Chevrolet | Monza | Sport |
| 1980 | Chevrolet | Monza | Spyder |
| 1976-1977 | Chevrolet | Monza | Towne Coupe |
| 1976-1977 | Chevrolet | Monza | Towne Coupe Cabriolet |
| 1976-1977 | Chevrolet | Monza | Towne Coupe Sport |
| 1976 | Chevrolet | Monza | Towne Coupe Spyder |
| 1975-1979,1985-1988 | Chevrolet | Nova | Base |
| 1985-1988 | Chevrolet | Nova | CL |
| 1976-1977 | Chevrolet | Nova | Concours |
| 1975,1978-1979 | Chevrolet | Nova | Custom |
| 1975 | Chevrolet | Nova | LN |
| 1975-1978 | Chevrolet | Nova | Police |
| 1977-1979 | Chevrolet | Nova | Rally |
| 1976 | Chevrolet | Nova | SS |
| 1988 | Chevrolet | Nova | Twin Cam |
| 1983-1989 | Chevrolet | S10 | Base |
| 1983-1989 | Chevrolet | S10 | Durango |
| 1983-1989 | Chevrolet | S10 | Sport |
| 1983-1989 | Chevrolet | S10 | Tahoe |
| 1985-1988 | Chevrolet | Spectrum | Base |
| 1987-1988 | Chevrolet | Spectrum | CL |
| 1987-1988 | Chevrolet | Spectrum | CL Plus |