| Year | Make | Model |
|---|---|---|
| 1971-1989 | Mercedes-Benz | SL-Class 107 |
AST Lowering Springs 40mm/40mm | Mercedes-Benz SL-Class 280SL/300SL (W107R) (ASTLS-14-1183)
AST Lowering Springs 40mm/40mm | Mercedes-Benz SL-Class 280SL/300SL (W107R) (ASTLS-14-1183)
SKU:ASTLS-14-1183
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The AST Lowering Springs for the Mercedes-Benz SL-Class (W107R) are high-performance suspension components designed to improve handling and aesthetics. Crafted from premium high tensile chromium-silicone wire, these springs are handpicked by AST engineers for their quality and consistency. Each spring undergoes a meticulous manufacturing process, including cold winding, heat treatment to enhance hardness and reduce internal stresses, and shot peening for increased fatigue life. The springs are phosphate treated and powder coated, ensuring durability and resistance to corrosion. Featuring progressive rates on most applications, these springs provide a balanced ride quality with improved stability during cornering and spirited driving.
Designed specifically for the 1974-1984 Mercedes-Benz SL-Class (W107R), these lowering springs reduce ride height by approximately 40mm at the front and rear, enhancing the vehicle's stance and handling performance. They serve as direct replacements for the factory springs, offering a straightforward bolt-on upgrade suitable for street and performance use. The kit includes the necessary springs for both front and rear positions, ensuring a comprehensive upgrade. Ideal for enthusiasts seeking improved cornering, reduced body roll, and a more aggressive look, these springs are engineered to withstand daily driving conditions while maintaining ride comfort and longevity.
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Overview
Overview
AST Lowering Springs for the 1974-1984 Mercedes-Benz SL-Class (W107R) are manufactured from a premium high tensile chromium-silicone wire which is handpicked by AST engineers for its quality and metal consistency.
Each spring is cold wound and then heat treated to increase hardness and reduce internal stresses present after winding. Each spring is then individually shot peened, phosphate treated and then powder coated to outlast even the life of the vehicle.
Features
- Progressive rates on most vehicles.
- EDC Compatible (if applicable to vehicle)
- Each spring is blocked and computer tested prior to shipping, which reduces any settling once installed on the vehicle.
- Lifetime warranty on breaking.
- Most of our spring applications are TUV Certified and certificates can be provided upon request.
Specifications
| Part Number | ASTLS-14-1183 |
| Product | AST Lowering Springs |
| Production Years | 1974-1984 |
| Model Years | 1974-1984 |
| Make | Mercedes-Benz |
| Model | SL-Class |
| Chassis | W107R |
| Approximate Drop – Front | 40mm |
| Approximate Drop – Rear | 40mm |
| TÜV Certified | Yes |
| Model Note | - |
| Note 1 | - |
Vehicle Fitment
- 1974 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1975 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1976 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1977 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1978 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1979 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1980 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1981 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1982 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1983 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)
- 1984 Mercedes-Benz SL-Class 280SL/280SLC/300SL (W107R)