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SKU: ASTLS-14-341
AST 05/1986-05/1993 BMW 3 Series Lowering Springs - 40mm/40mm
AST lowering springs drop BMW E30 3 Series ride height by 40mm front and rear as a direct OEM replacement. Developed specifically for 1986-1993 BMW 3 Series models these springs lower the center of gravity for improved handling while retaining daily driving comfort. Crafted with progressive rates they balance performance gains and ride quality on the road or track.
Key Features
- 40mm Drop: Precise 40mm front and rear lowering enhances cornering stability and stance without sacrificing suspension travel
- Progressive Spring Design: Varying coil rates provide linear response for better control during aggressive driving and smooth compliance over bumps
- Premium Materials: High-tensile steel coiled on Wafios machines ensures durability and consistent performance under load
- Vehicle-Specific Engineering: Tailored fitment for E30 chassis maintains OEM geometry and alignment specs
- Lifetime Warranty: Guaranteed against breakage for long-term reliability and confidence
Product Notes
- Direct bolt-on replacement for stock springs no additional components required
- Inspect bushings and shocks during install for optimal results
- Special order item confirm stock before purchase
Installation Notes
- Professional installation recommended.
- Raise vehicle securely and support with jack stands before spring swap
- Compatible with OEM struts and mounts torque to factory specs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1986-1987 | BMW | 325e | Sedan |
| 1987-1991 | BMW | 325i | Sedan |
| 1987-1991 | BMW | 325is | Hatchback |
| 1988-1991 | BMW | 325iC | Convertible |
| 1988-1991 | BMW | M3 | Coupe |
Why Choose AST?
- Proven across 3000 vehicle models from 1966 to 2023
- Focus on performance springs with real-world testing
- Precision manufacturing for exact fit and lasting strength
Frequently Asked Questions
-
Q: Will these fit my 1989 BMW 325i with stock suspension?
A: Yes direct replacement for 1987-1991 325i sedan maintains factory strut compatibility and alignment -
Q: What material are the springs made from?
A: High-tensile steel coiled on advanced Wafios machines for superior fatigue resistance and longevity -
Q: What does the lifetime warranty cover?
A: Protection against spring breakage under normal use contact manufacturer for claims process
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Secure box 18 x 7 x 7 inches
- Weight: 11 lbs
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