SKU: ASTLS-22-297
AST 11/2018+ BMW 3 Series Lowering Springs – 30mm/30mm
AST Lowering Springs deliver a 30mm drop front and rear for BMW 3 Series models from 11/2018 including G20 sedan and G21 touring. They lower the center of gravity to sharpen handling while retaining the smooth ride quality of OEM springs. As a direct OEM replacement these vehicle-specific springs use progressive rates for balanced daily and spirited driving.
Key Features
- 30mm Front/Rear Drop: Reduces ride height evenly for improved stability aerodynamics and aggressive stance on BMW 3 Series G20 G21.
- Progressive Spring Design: Adjusts rates progressively to absorb bumps comfortably yet firm up during cornering for precise control.
- Vehicle-Specific Engineering: Tailored for each BMW 3 Series variant from 11/2018 ensuring perfect fit and OEM damper compatibility.
- Premium Wafios Construction: Coiled on advanced Wafios machines from high-grade spring steel for lasting resilience and fatigue resistance.
- Lifetime Warranty: Covers against sagging or breaking providing long-term confidence for street or track use.
Product Notes
- Direct bolt-on swap for factory springs no modifications needed.
- Preserves factory alignment specs and shock stroke length.
- Packaged securely to prevent damage during transit.
Installation Notes
- Professional installation recommended.
- Requires spring compressor tool and 2-4 hours labor per corner.
- Fully compatible with OEM or aftermarket shocks and hardware.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2019-2024 | BMW | 3 Series | 318i Sedan (G20) |
| 2019-2024 | BMW | 3 Series | 320i Sedan (G20) |
| 2019-2024 | BMW | 3 Series | 330i Sedan (G20) |
| 2020-2024 | BMW | 3 Series | M340i Sedan (G20) |
| 2020-2024 | BMW | 3 Series | 320i Touring (G21) |
| 2020-2024 | BMW | 3 Series | 330i Touring (G21) |
| 2020-2024 | BMW | 3 Series | M340i Touring (G21) |
Why Choose AST?
- Proven across 3000 vehicle models from 1966 to 2023.
- High-strength materials resist corrosion and fatigue.
- Precision coiling matches OEM tolerances for flawless integration.
Frequently Asked Questions
- Q: Do these fit 2022 BMW 330i xDrive G20?
A: Yes specifically engineered for G20 3 Series including 330i xDrive from 11/2018 with 30mm drop front rear. - Q: What spring material is used?
A: High-tensile spring steel coiled on Wafios machines for superior strength flexibility and corrosion resistance. - Q: What warranty coverage applies?
A: Lifetime warranty protects against manufacturing defects sagging or breaking under normal driving conditions.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Durable cardboard box 18 x 6 x 6 inches
- Weight: 12 lbs
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