MaXpeedingrods Adjust Damper Coilovers compatible for BMW 3-Series E90 E91 325i 323i 04-11 Lowering Kit

Application
Compatible for BMW 3 (E90) (2004-2011) 316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 318d, 320d, 325d, 330d, 335d.
Compatible for BMW 3 Touring (E91) (2004-2012) 316i, 318i, 320i, 323i, 325i, 328i, 330i, 335i, 316d, 320d, 325d, 330d, 335d.

Note: 
1) This product fit RWD vehicle only!
2) We suggest adding washers to avoid the engine bar and drilling the front OE shock top mount upper part a little bigger to a diameter of 12mm.

Specification
Front Top mounts: Pillow ball top mounts
Rear Top mounts: OE top mounts required 
Damping: 24 levels rebound damping adjustable
Spring rate Front: 10 kg/mm (560 lbs/in)
Spring rate Rear: 8 kg/mm (448 lbs/in)
Spring length Front: 200mm
Spring length Rear: 180mm
Adjustable height: lowering 1-3inch 
Coilover overall length Front: 485mm-520mm
Coilover overall length Rear: 500mm-570mm 
Shock type: Twin tube
Spring Preload: 7-10 mm
Color: Black body with blue spring
Warranty: one year warranty for any manufacturing defect

Package included
Complete coilovers for 2 front and 2 rear
A pair wrench for height adjustment

Dimension
Weight: 24620g
Size: 63*51*21 cm

Feature
1. Lowered height adjustment from 1" - 3" which allow lower center of gravity and also add a more aggressive stance 
2. Adjustable pre-load spring tension to reduce the shaking motion to a certain extent
3. Adjustable Camber Plate and Pillow ball top mount for sharpening steering response.( for some models)
4. 24 levels of adjustable damper -- This allows you the ability to perfectly dial in your coilovers system. For a nice comfortable driving, set damping to full soft. For more spirited driving, set it to 16 clicks. For occasional track days, set it to full stiff.
5. CNC machined Aluminum  top mounts and lockers-- - excellent strength, and save weight
6. Heavy Duty Steel Lower Mounts--- Highly Durable & Reliable
7. Upgraded spring --- more than 600,000 times continuously test to assure it's high tensile strength.
8. All inserts come with fitted long rubber boots--- To protect the damper more well and be durable.
9. With better damping setting,you will get better performance and comfort at the same time.
10. Twin-Tube structure ---provides excellent handling & control characteristics for most driving conditions
11. Corrosion Finish - Anodized Aluminum And Powder Coated Carbon Steel Parts
12. Test for the best---Every parts were tested on our professional machine before assembled and tested by our professional racers on road.
13. Clean room assembled---maintain higher level of accuracy and reliability.
14. Upgraded damper oil---make damping more stable and smooth in wide temperature range.

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 3-4 months will keep it smooth and clean, which helps to extend the lifetime.

Notice
* Instruction included; Professional installation & alignment suggested.
* Please check our store for other auto parts you may be interested in.