DORMAN 12EC638 Suspension Trailing Arm

( Brand: Dorman ), ( Manufacturer Part Number: 12EC638 ), ( Part Type: Suspension Arm ), ( Warranty: 1 Year ), ( Placement On Vehicle: Rear Left Rear Right ), ( Cs-sku: 328 )

Review DORMAN Suspension Trailing Arm Bmw Direct Fit fits 335D 2009–2011

The Dorman 12EC638 is a high-quality suspension trailing arm specifically designed for the 2009-2011 BMW 335d. This crucial suspension component is responsible for connecting the wheel hub to the vehicle's chassis, providing the necessary lateral location and controlling the suspension movement.

This Dorman trailing arm is engineered to meet or exceed OE specifications in terms of fit, form, and function. It is manufactured using premium materials and advanced manufacturing processes to ensure reliable performance, longevity, and durability.

The arm is designed with precision-machined threads and bushings that allow for smooth and efficient suspension travel. The included rubber bushings help to absorb road shock and vibration, reducing the amount of harshness that is transmitted to the vehicle's cabin. Additionally, the arm features a greasable design, allowing for regular maintenance and lubrication to ensure the longevity of the component.

The Dorman 12EC638 suspension trailing arm is easy to install and comes with all necessary hardware for a straightforward replacement process. The arm is also backed by a limited lifetime warranty, giving customers peace of mind and confidence in their purchase.

In summary, the Dorman 12EC638 suspension trailing arm is a top-tier replacement component for the 2009-2011 BMW 335d. It is designed to meet or exceed OE specifications, ensuring a reliable and efficient suspension system. Its precision-machined threads and bushings, greasable design, and included rubber bushings make for a smooth and comfortable ride, while its ease of installation and limited lifetime warranty make it a smart and cost-effective choice for BMW 335d owners in need of a suspension upgrade.

Dorman 12EC638 Suspension Trailing Arm for 2009-2011 BMW 335d: Pros, Cons, and Conclusion

The Dorman 12EC638 suspension trailing arm is a popular aftermarket replacement part for the BMW 335d's rear suspension. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this part.

1. Cost-effective: The Dorman 12EC638 is significantly less expensive than the BMW OEM (original equipment manufacturer) part. This can save customers a considerable amount of money, especially when dealing with a complex repair like the rear suspension.

2. Availability: Aftermarket parts like the Dorman 12EC638 are often more readily available than OEM parts. This can lead to quicker turnaround times for repair shops or individuals performing repairs on their own vehicles.

3. Functional Equivalence: The Dorman 12EC638 is designed to perform the same function as the OEM part. In most cases, this means that the replacement part will offer the same level of performance and durability as the original component.

1. Warranty: OEM parts usually come with extended warranties that can provide peace of mind for customers. Aftermarket parts like the Dorman 12EC638 typically offer more limited or no warranty coverage, which can be a concern for some consumers.

2. Quality Perception: Some consumers may prefer the perceived quality of OEM parts over aftermarket alternatives. While the Dorman 12EC638 is designed to be functionally equivalent to the BMW OEM part, it may not carry the same brand reputation or perceived quality.

3. Installation Complexity: Rear suspension repairs can be complex and time-consuming. Installing an aftermarket part like the Dorman 12EC638 may require additional effort or expertise compared to installing an OEM part.

The Dorman 12EC638 suspension trailing arm offers several advantages for customers looking to save money on a BMW 335d repair. Its cost-effectiveness, availability, and functional equivalence make it a popular choice. However, potential drawbacks include limited warranty coverage, perceived quality concerns, and installation complexity. Ultimately, the decision to purchase the Dorman 12EC638 or the BMW OEM part depends on individual priorities, budget, and repair shop capabilities.

If cost savings is a primary concern, the Dorman 12EC638 suspension trailing arm is an excellent choice. Ensure that the repair shop or individual installer has the necessary expertise to install the aftermarket part correctly. If extended warranty coverage or perceived quality are top priorities, the BMW OEM part may be a better fit. Consider the specific circumstances of the repair and weigh the pros and cons before making a decision.

Details:

Attachment Type: Bolt On. Bushings Included: No. Reliable Performance: Engineered to meet or exceed OEM specifications for consistent operation and longevity.Durability: Manufactured using high-quality materials withstand the demands of everyday driving.Easy Installation: designed as direct-fit replacements, requiring minimal effort no special modifications.Wide Availability: Covers a broad range vehicle applications, making it easier find right part your car truck. Item Specifics Adjustable: No.

Mounting Hardware Included: No. Color: Black. Control Arm Type: Stamped. Ball Joint Included: No.

Part Type: Suspension Trailing Arm. Dorman parts are engineered to meet or exceed OEM standards, providing reliable performance, durability, and ease of installation. Finish: Coated. length : 328mm.

End 2 Type: Bracket. Warranty Coverage: 1 Year. Ball Joint Installed: No. End 1 Type: Bracket.

Material: Steel.

part #: 12ec638 price

• $52.39

specifications controlarma:

• for models: 335d
• for makes: Bmw
• for years: 2009-2011
• brand: Dorman
• mpn: 12ec638
• part type: Suspension Arm
• warranty: 1 Year
• placement on vehicle: Rear Left Rear Right
• cs-sku: 328

general controlarma:

• condition: New
• Car Truck Parts Accessories > Steering Suspension > Radius, Swing Trailing Arms

seller controlarma:

• rating: 99.3%
• # reviews: 136
• city: Bronx, New York

payments controlarma:

• wallet: Paypal
• other
• credit card: Visa

offer controlarma:

• started: February 21, 2026
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home

shipping controlarma:

• transit: 4-10 Days
• type: Fixed
• class: Standard
• cost: $0.00
• service: Standard

returns controlarma:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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