Lower Arm Set

OEM NO.: 31126854723

Fits to:  · BMW -328Li xDrive,330Li-xDrive

1 series  F20 [2010-], F21 [2011-]

3 series  F35,F30,F80 [2011-], F31 [2011-] 

4 series  F32,F82 [2013-]

Size: Standard/OEM

Use: Aftermarket

Express Company: DHL, TNT, UPS, FedEx, EMX, etc.

Export Markets: Global

Packing: Neutral packing, or according to client's request.

Shipping Terms: FOB, CNF, CIF

Export Port: Xiamen Port, Customer appointed port is acceptable

Payment Terms: T/T, Western Union

Sample: Charge

lower Arm Set 31126854723

Q: What’s the function of control arm?

A: The control arm connects the hub and the frame of the car. There are ball joints on the hub side and bushings on the frame side to achieve up and down instead of forward and rearward.

Q: Where is the fitting position of stabilizer bar link?

A: It is installed between stabilizer bar and the suspension lug of the shock absorber.

Q: What are the main processes of producing a sway bar link?

A: Its main production methods include heat forming, forging, quenching, tempering, flaw detection, surface strengthening, spraying, etc.

Q: What are the necessary inspection methods for the stabilizer link before shipment?

A: The necessary testing methods for the stabilizer link are hardness testing, elemental analysis and metallographic analysis.

Q： How long does the stabilizer bar link need to be replaced?

A: After driving about 5000KM

Q: What does the fuel filter require for compression strength?

A: The compression strength of fuel filters requires to be above 500kPa.

Q: How many categories can the air filter be divided into?

A: Air filters can generally be divided into types of injection molding, styrofoam and iron covers upper and lower.

Q: Which kind of cabin filter is better if I want to replace the old one?

A: The filter paper is the simplest and most common one, and the filter element with activated carbon has the function of moisture resistance and odor absorption. The HEPA cabin filter has a good effect on filtering particulate and PM2.5. Each of these three cabin filter has different features. You can choose according to your own needs if you want to change.