SKU: ASTLS-14-331
AST 1975-10/1982 BMW 3 Lowering Springs – 60mm/40mm
AST Lowering Springs lower your 1975-1982 BMW 3 Series E21 by 60mm front and 40mm rear reducing center of gravity for sharper handling while retaining OEM ride comfort. These direct OEM replacements fit precisely on models including 320i and install without modifications. Progressive rates deliver balanced performance on street or track backed by lifetime warranty against breaking.
Key Features
- 60mm Front / 40mm Rear Drop: Lowers ride height for improved stability aerodynamics and cornering grip
- Progressive Spring Rate: Provides linear response absorbing bumps yet firming up under load for daily driving control
- Vehicle-Specific Engineering: Developed exclusively for E21 BMW 3 Series ensuring exact fitment and OEM shock compatibility
- Premium Wafios Construction: Cold-wound from high-tensile steel on advanced Wafios machines for durability and consistent performance
- Lifetime Warranty: Covers defects and breaking for complete confidence in every mile
Product Notes
- Verify wheel/tire clearance after install and consider camber adjustment for optimal tire wear
- Pair with performance shocks for maximum handling gains and inspect annually
- Packaged securely to prevent shipping damage arrives ready to install
Installation Notes
- Professional installation recommended.
- Use spring compressor tool and torque to BMW specs for strut assembly.
- Direct bolt-on with OEM or aftermarket shocks no additional hardware needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1980 | BMW | 320i | Base |
| 1980-1982 | BMW | 320i | Base |
| 1976-1980 | BMW | 318 | Base |
| 1980-1982 | BMW | 316 | Base |
| 1981-1982 | BMW | 323i | Base |
Why Choose AST?
- Proven suspension expertise across 3000+ vehicle applications since 1966
- Crafted with precision tooling for reliable drop and long-term sag resistance
- Trusted by enthusiasts for E21 BMW builds delivering consistent results
Frequently Asked Questions
- Q: Does this fit 1981 BMW 320i Base E21?
A: Yes fits all 1977-1982 BMW 320i Base models with 60mm front 40mm rear drop direct OEM replacement. - Q: What material are the springs made from?
A: High-tensile spring steel cold wound on Wafios CNC machines for strength and fatigue resistance. - Q: What does the lifetime warranty cover?
A: Full protection against manufacturing defects and breaking under normal use no expiration.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard tube 18 x 6 x 6 inches
- Weight: 11 lbs
Reviews
There are no reviews yet.