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SKU: ASTLS-14-470
AST 02/1998-03 BMW Z3 Lowering Springs - 30mm/30mm
AST Lowering Springs lower the center of gravity on 1998-2003 BMW Z3 M Roadster and Coupe models by 30mm front and 30mm rear for improved handling and stability. These direct OEM replacements maintain daily driving comfort through a progressive spring rate designed specifically for each vehicle. Crafted on Wafios coiling machines from high-strength materials they deliver consistent performance across thousands of applications.
Key Features
- 30mm Front and Rear Drop: Lowers ride height evenly to enhance cornering grip and road feel without sacrificing ride quality
- Progressive Spring Rate: Starts soft for comfort over bumps then firms up under load for precise control during spirited driving
- Premium High-Strength Steel: Coiled on advanced Wafios machines for exact tolerances and long-lasting durability
- Vehicle-Specific Development: Engineered exclusively for 1998-2003 BMW Z3 models ensuring perfect fit and performance
- Lifetime Warranty: Covers breakage for complete confidence on every drive
Product Notes
- Complete set includes front and rear springs as direct OEM replacements
- Pair with upgraded shocks for optimal damping and response
- Special order item verify stock before purchase
Installation Notes
- Professional installation recommended.
- Bolt-on replacement uses existing OEM hardware and mounting points
- Wheel alignment required after installation to ensure even tire wear
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998-2002 | BMW | Z3 | M Roadster 3.2 |
| 1999-2002 | BMW | Z3 | M Coupe 3.2 |
Why Choose AST?
- Proven across 3000 vehicle models from 1966 to 2023
- Precision coiling technology ensures reliable spring response
- Direct engineering focus on balance of drop height and ride compliance
Frequently Asked Questions
-
Q: Do these fit a 2000 BMW Z3 M Roadster?
A: Yes fits 1998-2002 Z3 M Roadster and 1999-2002 Z3 M Coupe perfectly as vehicle-specific design -
Q: What material construction do they use?
A: High-tensile spring steel coiled on Wafios machines for strength and fatigue resistance -
Q: What warranty protection is included?
A: Lifetime warranty against spring breakage covers the original owner
Shipping & Handling
- Method: UPS or FedEx ground shipping
- Availability: Special order ships within 3-5 business days
- Packaging: Sturdy cardboard box 18 x 8 x 6 inches
- Weight: 11 lbs
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