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Prothane engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Prothane lineup with fast shipping and expert fitment support — order with confidence.
Upgrade your classic GM vehicle's suspension with the Prothane 65-95 GM Rear Upper Coil Spring Isolator in sleek black. Expertly manufactured from high-density polyurethane, these isolators are designed to provide superior cushioning and support for your rear coil springs, ensuring a smoother, quieter, and more controlled ride.
Whether you're restoring a vintage GM muscle car or simply looking to enhance the ride quality of your daily driver, these Prothane isolators are an excellent choice. They are built to endure the demands of the road, providing reliable performance for years to come. Experience the difference quality polyurethane makes in your vehicle's suspension.
For reliable suspension upgrades, trust Prothane. Discover a wide selection of performance parts at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1971-1973 | Buick | Centurion | Base |
| 1973-1975 | Buick | Century | Luxus |
| 1973-1977 | Buick | Century | Base |
| 1975-1979 | Buick | Century | Custom |
| 1975-1979 | Buick | Century | Special |
| 1976 | Buick | Century | Indianapolis 500 Pace Car |
| 1978-1981 | Buick | Century | Sport |
| 1978-1987 | Buick | Century | Limited |
| 1980-1981 | Buick | Century | Base |
| 1982-1987 | Buick | Century | Custom |
| 1983-1986 | Buick | Century | T-Type |
| 1984 | Buick | Century | Olympia Limited |
| 1965-1967 | Buick | Electra | Base |
| 1966-1967 | Buick | Electra | Custom |
| 1968-1974 | Buick | Electra | 225 |
| 1968-1974 | Buick | Electra | 225 Custom |
| 1973 | Buick | Electra | Base |
| 1974 | Buick | Electra | 225 Limited |
| 1975 | Buick | Electra | Custom |
| 1975-1984 | Buick | Electra | Limited |
| 1976-1979 | Buick | Electra | 225 |
| 1978-1984 | Buick | Electra | Park Avenue |
| 1965-1973 | Buick | LeSabre | Custom |
| 1965-1981 | Buick | LeSabre | Base |
| 1974 | Buick | LeSabre | Luxus |
| 1975-1978 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1978-1981 | Buick | LeSabre | Sport |
| 1979-1984 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1982-1984 | Buick | LeSabre | Custom |
| 1973-1987 | Buick | Regal | Base |
| 1976-1977 | Buick | Regal | SR |
| 1978-1982 | Buick | Regal | Sport |
| 1978-1987 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1983-1986 | Buick | Regal | T-Type |
| 1984-1987 | Buick | Regal | Grand National |
| 1966 | Buick | Riviera | Gran Sport |
| 1966-1978 | Buick | Riviera | Base |
| 1971 | Buick | Riviera | Gran Sport |
| 1975 | Buick | Riviera | GS |
| 1976 | Buick | Riviera | Sport |
| 1976 | Buick | Riviera | SR |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1967-1972 | Buick | Skylark | Base |
| 1968-1972 | Buick | Skylark | Custom |
| 1970 | Buick | Skylark | 350 |
| 1972 | Buick | Skylark | 350 |
| 1965 | Buick | Wildcat | Deluxe |
| 1965-1969 | Buick | Wildcat | Base |
| 1965-1970 | Buick | Wildcat | Custom |
| 1966 | Buick | Wildcat | Gran Sport |
| 1971-1975 | Chevrolet | Bel Air | Base |
| 1971-1972 | Chevrolet | Biscayne | Base |
| 1971-1972 | Chevrolet | Caprice | Base |
| 1973-1990 | Chevrolet | Caprice | Classic |
| 1975-1976 | Chevrolet | Caprice | Classic Sport |
| 1976-1981 | Chevrolet | Caprice | Classic Landau |
| 1978 | Chevrolet | Caprice | Classic Estate |
…and 155 additional fitments. Contact us to confirm yours.
Other popular Prothane products customers consider together:
Prothane engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Prothane lineup with fast shipping and expert fitment support — order with confidence.
Upgrade your classic GM vehicle's suspension with the Prothane 65-95 GM Rear Upper Coil Spring Isolator in sleek black. Expertly manufactured from high-density polyurethane, these isolators are designed to provide superior cushioning and support for your rear coil springs, ensuring a smoother, quieter, and more controlled ride.
Whether you're restoring a vintage GM muscle car or simply looking to enhance the ride quality of your daily driver, these Prothane isolators are an excellent choice. They are built to endure the demands of the road, providing reliable performance for years to come. Experience the difference quality polyurethane makes in your vehicle's suspension.
For reliable suspension upgrades, trust Prothane. Discover a wide selection of performance parts at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 1971-1973 | Buick | Centurion | Base |
| 1973-1975 | Buick | Century | Luxus |
| 1973-1977 | Buick | Century | Base |
| 1975-1979 | Buick | Century | Custom |
| 1975-1979 | Buick | Century | Special |
| 1976 | Buick | Century | Indianapolis 500 Pace Car |
| 1978-1981 | Buick | Century | Sport |
| 1978-1987 | Buick | Century | Limited |
| 1980-1981 | Buick | Century | Base |
| 1982-1987 | Buick | Century | Custom |
| 1983-1986 | Buick | Century | T-Type |
| 1984 | Buick | Century | Olympia Limited |
| 1965-1967 | Buick | Electra | Base |
| 1966-1967 | Buick | Electra | Custom |
| 1968-1974 | Buick | Electra | 225 |
| 1968-1974 | Buick | Electra | 225 Custom |
| 1973 | Buick | Electra | Base |
| 1974 | Buick | Electra | 225 Limited |
| 1975 | Buick | Electra | Custom |
| 1975-1984 | Buick | Electra | Limited |
| 1976-1979 | Buick | Electra | 225 |
| 1978-1984 | Buick | Electra | Park Avenue |
| 1965-1973 | Buick | LeSabre | Custom |
| 1965-1981 | Buick | LeSabre | Base |
| 1974 | Buick | LeSabre | Luxus |
| 1975-1978 | Buick | LeSabre | Custom |
| 1977 | Buick | LeSabre | Custom Sport |
| 1978-1981 | Buick | LeSabre | Sport |
| 1979-1984 | Buick | LeSabre | Limited |
| 1982 | Buick | LeSabre | Limited Edition F/E |
| 1982-1984 | Buick | LeSabre | Custom |
| 1973-1987 | Buick | Regal | Base |
| 1976-1977 | Buick | Regal | SR |
| 1978-1982 | Buick | Regal | Sport |
| 1978-1987 | Buick | Regal | Limited |
| 1982 | Buick | Regal | Limited Turbo |
| 1983-1986 | Buick | Regal | T-Type |
| 1984-1987 | Buick | Regal | Grand National |
| 1966 | Buick | Riviera | Gran Sport |
| 1966-1978 | Buick | Riviera | Base |
| 1971 | Buick | Riviera | Gran Sport |
| 1975 | Buick | Riviera | GS |
| 1976 | Buick | Riviera | Sport |
| 1976 | Buick | Riviera | SR |
| 1978 | Buick | Riviera | LXXV Anniversary Edition |
| 1967-1972 | Buick | Skylark | Base |
| 1968-1972 | Buick | Skylark | Custom |
| 1970 | Buick | Skylark | 350 |
| 1972 | Buick | Skylark | 350 |
| 1965 | Buick | Wildcat | Deluxe |
| 1965-1969 | Buick | Wildcat | Base |
| 1965-1970 | Buick | Wildcat | Custom |
| 1966 | Buick | Wildcat | Gran Sport |
| 1971-1975 | Chevrolet | Bel Air | Base |
| 1971-1972 | Chevrolet | Biscayne | Base |
| 1971-1972 | Chevrolet | Caprice | Base |
| 1973-1990 | Chevrolet | Caprice | Classic |
| 1975-1976 | Chevrolet | Caprice | Classic Sport |
| 1976-1981 | Chevrolet | Caprice | Classic Landau |
| 1978 | Chevrolet | Caprice | Classic Estate |
…and 155 additional fitments. Contact us to confirm yours.
Other popular Prothane products customers consider together: