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BMW Control Arm Replacements & Upgrades

Control arms, and their integrated ball joints, are some of the most crucial components on a BMW suspension. The control arms literally control the wheel and suspension as they go through their range of motions. They do more than just keep the alignment in a constant spec - they are a vital locating component for the suspension itself. A faulty or worn control arm or ball joint is a very dangerous and potentially life-threatening problem so make sure they are inspected and replaced at regular intervals.

Most control arms for BMWs consist of an inner and outer ball joint made of plastic, rubber, Delrin, or metal and covered in grease with a rubber boot to seal it from the outside. The ball joint rotates and spins as the control arm goes through its movements and that will wear the ball joint and make it loose. The grease inside the housing can also get used up, evaporate, or become contaminated from moisture and foreign particles. As the ball joint becomes worn it can result in excess movement within the housing. Your steering and handling will become less precise and there is usually a light clunking or clicking sound. In rare and extreme cases the ball joint can separate from the control arm completely, leading to a total loss of suspension and steering control. You should have the ball joint play checked annually and replace them every 3-4 years. Most track organizations will not allow a car if they are older than three years.

Control arms also take abuse from impacts and handling forces. Aluminum control arms will generally bend and prevent an accurate alignment. Steel control arms will crack and fracture and require close inspection annually and replacement every 3-4 years.

We sell OE BMW, OEM, and performance upgrade control arms from proven manufacturers. The control arm is so important to a BMW suspension that we insist on only top quality brands and designs and will never sell a control arm based on price alone. We also have upgrade packages with superior designs and better bushing options and we have bundled these together with valuable package savings.

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IRP - Individual Racing Parts - Corporate Logo
T#:39025510
Part#: IRPDTM-30B
In Stock
$ 549.99 USD
Free Shipping on orders $49 and up
Upgrade your rear trailing arms with this DTM-style adjustment kit from IRP. This kit replaces the stock bushing side of the rear trailing arm - requires cutting of the rear trailing arm and welding of the new bushings in place. Professional installation is highly recommended.
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Tension strut ball joint kit
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Dinan - Corporate Logo
T#:23284050
Part#: D280-0019
Back Ordered
Sale - Save 10% $ 519.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 467.96 USD
Free Shipping on orders $49 and up
Sale - Save 10%
$ 519.99

This product was last offered at the strikethrough price on
09-29-2026

$ 467.96 USD
Free Shipping on orders $49 and up
IRP - Individual Racing Parts - Corporate Logo
T#:26871572
Part#: IRPACNA-FXMS
Special Order: No Guaranteed ETA
$ 418.99 USD
Free Shipping on orders $49 and up
IRP has been a leader in performance BMW suspension upgrades and has released a new line of suspension components for BMW's F-Chassis cars. Included are FLURO Motorsports Bearings for unmatched performance and reliability on the street or track!
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Enthusiast Bundles - Corporate Logo
T#:37419754
Part#: 051056LAEBKT
In Stock
Sale - Save 16% $ 670.14

This product was last offered at the strikethrough price on
05-05-2026

$ 560.32 USD
Free Shipping on orders $49 and up
Sale - Save 16%
$ 670.14

This product was last offered at the strikethrough price on
05-05-2026

$ 560.32 USD
Free Shipping on orders $49 and up

ECS E90 xDrive Lowering Spring Set Transform your E90’s handling and stance with our specially designed ECS Lowering Springs. Built to enhance both cornering capability and ride comfort, these springs provide a balanced drop between 1.0"-1.3", giving your vehicle a sportier profile while keeping a smooth, OEM-like ride. Experience a lower center of gravity for improved stability, enhanced steering feedback, and a sleek look that reduces unsightly wheel gap for a true performance appearance.

Why Choose ECS Lowering Springs?

Better Handling and Stability: By lowering the center of gravity, these springs reduce body roll and improve road grip, delivering precise control through corners. Performance-Driven Design: Linear spring rates tuned for sporty responsiveness without sacrificing comfort, making them ideal for daily driving. Durability You Can Trust: Finished with a flat black powder coating for excellent corrosion resistance, so they look great and last. Specifications

Lowering Range: Front 1.0"-1.2", Rear 1.2"-1.3" Spring Rate: Front 505 lbs/in, Rear 854 lbs/in Ideal for Daily Drivers and Enthusiasts: With rates slightly above factory specs, ECS Lowering Springs provide improved handling without the harshness typical of coilovers, making them perfect for drivers seeking a more refined, performance-focused setup. Take it a step further by adding wheel spacers to achieve the ultimate stance—browse our wide selection of options for the E90 xDrive to complete your suspension overhaul!

ECS Performance Rear Trailing Arm Set Say goodbye to suspension flex and unwanted geometry changes under load with our Performance Rear Trailing Arms, an upgrade engineered to enhance strength and handling precision. Factory steel trailing arms can flex and even fail under harsh conditions, but these trailing arms are built to stand the test of time. Lightweight, rigid, and built from solid 6061-T6 aluminum, these trailing arms offer improved stability and peace of mind, no matter how demanding the road.

Why Upgrade to ECS Rear Trailing Arms?

Engineered for Strength: Constructed from high-grade 6061-T6 aluminum, anodized for corrosion resistance, these arms are designed to last longer and handle tougher conditions than OEM steel arms. Lightweight and Strong: Each arm is 25% lighter than stock, weighing 384 grams versus the factory 517 grams, reducing unsprung weight for better performance. Easy DIY Installation: Designed to fit seamlessly, these trailing arms won’t alter alignment settings, making them a straightforward upgrade for enthusiasts and home mechanics alike. Enhanced Handling: With virtually no flex, they eliminate unwanted suspension changes, providing a smoother, more controlled ride. Kit Includes

Lowering Spring Set: Front and rear springs with precise lowering specs and premium powder coating. Rear Trailing Arms: A set of solid 6061-T6 aluminum trailing arms, ready for direct replacement, along with all necessary hardware. Bolt Torque Spec: 74 ft-lbs

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IRP - Individual Racing Parts - Corporate Logo
T#:4469705
Part#: IRPLCA-FXMAL
In Stock
$ 518.99

This product was last offered at the strikethrough price on
09-08-2026

$ 425.99 USD
Free Shipping on orders $49 and up
$ 425.99 USD
Free Shipping on orders $49 and up
Looking to convert your M-car to a true coilover suspension in the rear? Then you'll want these camber arms! These control/camber arms replace the standard rear control arms that normally work with the barrel springs, eliminating a ton of extra weight and cleaning up the rear suspension. The simple design of these camber arms also allows for more room to work and increased clearance, setting you up perfectly for your rear coilover conversion! *Does not fit with original springs – coilovers must be used to install these arms!
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IRP - Individual Racing Parts - Corporate Logo
T#:26871574
Part#: IRPRAUCA-FXMS
Special Order: No Guaranteed ETA
$ 418.99 USD
Free Shipping on orders $49 and up
IRP has been a leader in performance BMW suspension upgrades and has released a new line of suspension components for BMW's F-Chassis cars. Included are FLURO Motorsports Bearings for unmatched performance and reliability on the street or track!
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IRP - Individual Racing Parts - Corporate Logo
T#:26871571
Part#: IRPRATA-FXMS
Special Order: No Guaranteed ETA
$ 442.99 USD
Free Shipping on orders $49 and up
IRP has been a leader in performance BMW suspension upgrades and has released a new line of suspension components for BMW's F-Chassis cars. Included are FLURO Motorsports Bearings for unmatched performance and reliability on the street or track!
Show More Show Less