All modifications must be installed by licensed mechanics and in compliance with your local modification regulations

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Application

For BMW 3 Series Saloon (F30, F80) 11/2011-10/2018 RWD 

316i, 318i, 320i, 328i, 330i, 335i, 340i

316d, 318d,  320d, 325d, 328d, 330d

For BMW 4 Series Coupe (F32, F82) 07/2013-06/2020 RWD 

for 418i, 420i, 425i, 428i, 430i, 435i, 440i, 430i M Sport, M 435 i, M 440 i

for 418d, 420d, 425d, 430d, M4, M4 Competition

For BMW 4 Series Gran Coupe (F36) 03/2014-05/2021 RWD

for 418i, 420i, 425i, 428i, 430i, 435i, 440i, 430 i M Sport, M 435 i

418d, 420d, 425d, 430d

Specification:

Position: Front, Rear

Type: Lowering Springs

Material: SAE9254

Front Lowering: 1.3-1.7 inches / 33-43mm (depending on the vehicle models)

Rear Lowering: 1.2-1.6 inches / 30-40mm (depending on the vehicle models)

Front Spring Rate: 8 kg/mm (448 lbs/in)

Rear Spring Rate: 3 kg/mm (168 lbs/in)

Front Spring Length: 290 mm

Rear Spring Length: 230 mm

Front spring inner diameter: 62 mm

Rear spring inner diameter: 95 mm

Item weight: About 9 kg

Fitment Type: Direct Replacement
 

Package included

2x Front Lowering Springs
2x Rear Lowering Springs

Feature:

1. Enhanced Handling and Stability:
These springs effectively lower your vehicle's center of gravity, improving cornering stability and reducing body roll for a more responsive and controlled driving experience.

2. Precision Engineering for Superior Functionality:
Each spring is expertly designed to match your vehicle's specific weight and dynamics, ensuring optimal handling and comfort.

3. High-Quality Materials:
Made from SAE 9254 cold-wound steel, providing long-lasting durability.  It has high strength and good elasticity, maintaining stable mechanical properties in high-temperature environments.

4. Superior Corrosion Resistance:
Treated with an advanced anti-corrosion coating, significantly extended lifespan, making them reliable for any driving environment.   This coating protects against moisture, salt, and chemicals, ensuring consistent durability over time.

5. Compatibility and Easy Installation:
These springs are designed for direct installation and are compatible with OEM or aftermarket shocks, allowing for a hassle-free upgrade with minimal modifications.

6. Rigorous Testing:
Undergone extensive testing, including 200,000-cycle fatigue test and 720-hour salt spray test.  These tests ensure exceptional durability and corrosion resistance, allowing them to perform reliably under repeated stress and in harsh environments.