Coilovers Suspension Kit For BMW 3 Series F30 F80 316 318 320 328 330 335 340

Application:

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

316d, 316i, 318d, 318i, 320 i, 320d, 320i, 325d, 328 d, 328i, 330d, 330i, 335i, 340i, excluding M3

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

418d, 418i, 420d, 420i, 425d, 425i, 428i, 430d, 430i, 430i M Sport, 435i, 440i, M 435 i, M 440 i, excluding M4

Specification

Front Lowering: 30-65mm (depends on vehicle models)

Rear Lowering: 30-65mm (depends on vehicle models)

Damping : fixed damping

Top mounts: Front and rear OE top mounts required

Spring Rate Front: 4.5 kg/mm (252 lbs/in)

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

Front spring inner diameter: 61-102-117 mm

Rear spring inner diameter: 62 mm

Spring length Front: 235 mm

Spring length Rear: 255 mm

Spring Preload advised: 7-10 mm

Shock Type: Twin tube

Package included

2x Front coil-overs
2x Rear coil-overs
2x C spanners

Feature

1.  Lower height adjustable (depends on vehicle models)
2. Dust boot, solid rubber bump stops
3. Weight Saving Aluminum Components And heavy duty Steel Lower Mount Brackets
4. Simple install,  Easy to adjust.
5. Use the vehicle's original upper mounts (not included in our product kit).

Note

1. All modifications must be installed by licensed mechanics and in compliance with your local modification regulations.
2. Please ensure all components are tightened with correct torque specifications (which can be found in the vehicle service manual)before and after installation. Any loose nuts, bolts, or locks will cause noise. Do check and tighten before serious problems happen.
3. Impact wrench is prohibited during the installation, it will loosen or damage the product.
4. Examine the clearance between tires and suspension. ( The minimum clearance should be 4mm, otherwise, you need to add wheel spacers. Caution: It is not sufficient with torsion beam trailing arm axles)
5. We suggest regular maintenance for the coil-over, spray with some WD40 every 3-20 months will keep it smooth and clean, which helps to extend the lifetime.