super fast shipping
Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.
Take control of your vehicle's traction with the Eaton Posi limited-slip differential. Renowned for its seamless, automatic operation and robust construction, the Posi differential is the ideal upgrade for street rods, light-duty pickups, and tarmac racing cars seeking superior grip and performance. Its advanced design ensures power is delivered effectively to both wheels, even in challenging conditions.
This Eaton Posi differential (SKU: 19559-010) is engineered to enhance the performance and drivability of a wide range of vehicles, from classic muscle cars to modern trucks. Whether you're looking to improve launch stability, cornering grip, or overall confidence on the road, the Eaton Posi delivers reliable and effective traction enhancement.
Discover top-tier differential solutions at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1973-1975 | Buick | Apollo | Base |
| 1975 | Buick | Apollo | SR |
| 1988-1989 | Buick | Century | Estate Wagon |
| 1988-1993 | Buick | Century | Limited |
| 1988-1996 | Buick | Century | Custom |
| 1991-1996 | Buick | Century | Special |
| 1996 | Buick | Century | Limited |
| 1991-1996 | Buick | Commercial Chassis | Base |
| 1988-1989 | Buick | Electra | Estate Wagon |
| 1988-1990 | Buick | Electra | Limited |
| 1988-1990 | Buick | Electra | Park Avenue |
| 1988-1990 | Buick | Electra | T-Type |
| 1989-1990 | Buick | Electra | Park Avenue Ultra |
| 1988-1990 | Buick | LeSabre | Estate Wagon |
| 1988-1991 | Buick | LeSabre | Base |
| 1988-1996 | Buick | LeSabre | Custom |
| 1988-1996 | Buick | LeSabre | Limited |
| 1991-1996 | Buick | Park Avenue | Base |
| 1991-1996 | Buick | Park Avenue | Ultra |
| 2004-2005 | Buick | Rainier | CXL Plus |
| 2004-2007 | Buick | Rainier | CXL |
| 1988-1991 | Buick | Reatta | Base |
| 1973-1987 | Buick | Regal | Base |
| 1976-1977 | Buick | Regal | SR |
| 1978-1982 | Buick | Regal | Sport |
| 1978-1996 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1982-1983 | Buick | Regal | Estate Wagon |
| 1983-1986 | Buick | Regal | T-Type |
| 1984-1987 | Buick | Regal | Grand National |
| 1987 | Buick | Regal | GNX |
| 1988-1996 | Buick | Regal | Custom |
| 1989-1996 | Buick | Regal | Gran Sport |
| 1996 | Buick | Regal | Olympic Gold Edition |
| 1975 | Buick | Riviera | GS |
| 1975-1978 | Buick | Riviera | Base |
| 1976 | Buick | Riviera | Sport |
| 1976 | Buick | Riviera | SR |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1988-1989 | Buick | Riviera | T-Type |
| 1988-1993 | Buick | Riviera | Luxury |
| 1995-1996 | Buick | Riviera | Base |
| 1991-1995 | Buick | Roadmaster | Estate Wagon |
| 1992-1995 | Buick | Roadmaster | Base |
| 1992-1995 | Buick | Roadmaster | Limited |
| 1996 | Buick | Roadmaster | Collector's Edition |
| 1996 | Buick | Roadmaster | Estate Wagon Collector's Edition |
| 1996 | Buick | Roadmaster | Limited Collector's Edition |
| 1988-1989 | Buick | Skyhawk | Custom |
| 1988-1989 | Buick | Skyhawk | SE |
| 1970 | Buick | Skylark | 350 |
| 1970-1972 | Buick | Skylark | Base |
| 1970-1972 | Buick | Skylark | Custom |
| 1972 | Buick | Skylark | 350 |
| 1975-1977 | Buick | Skylark | SR |
| 1975-1979 | Buick | Skylark | Base |
| 1976-1979 | Buick | Skylark | S |
| 1978 | Buick | Skylark | Sport |
| 1978-1979 | Buick | Skylark | Custom |
| 1988-1989 | Buick | Skylark | Limited |
…and 285 additional fitments. Contact us to confirm yours.
Other popular Eaton products customers consider together:
Eaton engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Eaton lineup with fast shipping and expert fitment support — order with confidence.
Take control of your vehicle's traction with the Eaton Posi limited-slip differential. Renowned for its seamless, automatic operation and robust construction, the Posi differential is the ideal upgrade for street rods, light-duty pickups, and tarmac racing cars seeking superior grip and performance. Its advanced design ensures power is delivered effectively to both wheels, even in challenging conditions.
This Eaton Posi differential (SKU: 19559-010) is engineered to enhance the performance and drivability of a wide range of vehicles, from classic muscle cars to modern trucks. Whether you're looking to improve launch stability, cornering grip, or overall confidence on the road, the Eaton Posi delivers reliable and effective traction enhancement.
Discover top-tier differential solutions at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1973-1975 | Buick | Apollo | Base |
| 1975 | Buick | Apollo | SR |
| 1988-1989 | Buick | Century | Estate Wagon |
| 1988-1993 | Buick | Century | Limited |
| 1988-1996 | Buick | Century | Custom |
| 1991-1996 | Buick | Century | Special |
| 1996 | Buick | Century | Limited |
| 1991-1996 | Buick | Commercial Chassis | Base |
| 1988-1989 | Buick | Electra | Estate Wagon |
| 1988-1990 | Buick | Electra | Limited |
| 1988-1990 | Buick | Electra | Park Avenue |
| 1988-1990 | Buick | Electra | T-Type |
| 1989-1990 | Buick | Electra | Park Avenue Ultra |
| 1988-1990 | Buick | LeSabre | Estate Wagon |
| 1988-1991 | Buick | LeSabre | Base |
| 1988-1996 | Buick | LeSabre | Custom |
| 1988-1996 | Buick | LeSabre | Limited |
| 1991-1996 | Buick | Park Avenue | Base |
| 1991-1996 | Buick | Park Avenue | Ultra |
| 2004-2005 | Buick | Rainier | CXL Plus |
| 2004-2007 | Buick | Rainier | CXL |
| 1988-1991 | Buick | Reatta | Base |
| 1973-1987 | Buick | Regal | Base |
| 1976-1977 | Buick | Regal | SR |
| 1978-1982 | Buick | Regal | Sport |
| 1978-1996 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1982-1983 | Buick | Regal | Estate Wagon |
| 1983-1986 | Buick | Regal | T-Type |
| 1984-1987 | Buick | Regal | Grand National |
| 1987 | Buick | Regal | GNX |
| 1988-1996 | Buick | Regal | Custom |
| 1989-1996 | Buick | Regal | Gran Sport |
| 1996 | Buick | Regal | Olympic Gold Edition |
| 1975 | Buick | Riviera | GS |
| 1975-1978 | Buick | Riviera | Base |
| 1976 | Buick | Riviera | Sport |
| 1976 | Buick | Riviera | SR |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1988-1989 | Buick | Riviera | T-Type |
| 1988-1993 | Buick | Riviera | Luxury |
| 1995-1996 | Buick | Riviera | Base |
| 1991-1995 | Buick | Roadmaster | Estate Wagon |
| 1992-1995 | Buick | Roadmaster | Base |
| 1992-1995 | Buick | Roadmaster | Limited |
| 1996 | Buick | Roadmaster | Collector's Edition |
| 1996 | Buick | Roadmaster | Estate Wagon Collector's Edition |
| 1996 | Buick | Roadmaster | Limited Collector's Edition |
| 1988-1989 | Buick | Skyhawk | Custom |
| 1988-1989 | Buick | Skyhawk | SE |
| 1970 | Buick | Skylark | 350 |
| 1970-1972 | Buick | Skylark | Base |
| 1970-1972 | Buick | Skylark | Custom |
| 1972 | Buick | Skylark | 350 |
| 1975-1977 | Buick | Skylark | SR |
| 1975-1979 | Buick | Skylark | Base |
| 1976-1979 | Buick | Skylark | S |
| 1978 | Buick | Skylark | Sport |
| 1978-1979 | Buick | Skylark | Custom |
| 1988-1989 | Buick | Skylark | Limited |
…and 285 additional fitments. Contact us to confirm yours.
Other popular Eaton products customers consider together: