Dorman 520-725 Front Left Lower Control Arm & Ball Joint Assembly 78-83 BMW 320i
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$63.39
Select your vehicle at the top of the page to check fitment.
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
This suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific vehicle applications. An industry-leading evaluation process ensures a smooth ride, directional stability and predictable dynamics.
- Trustworthy replacement - this control arm and ball joint assembly directly replaces the original assembly on specific vehicle applications
- Complete repair - each assembly includes pre-installed ball joint and bushings, saving time and labor
- Quality engineering - underwent industry-leading testing to ensure a smooth, stable and safe ride
- Durably designed - additional coatings offer long-lasting rust and corrosion resistance
Vehicle Fitment
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1978-1983 | BMW | 320i | Front Left Lower |
Please confirm the part number and your vehicle's year, make, model and engine before ordering. Questions? Message us with your VIN and we'll check fitment for you.
Specifications
| Brand | Dorman |
|---|---|
| Part Number | 520-725 |
| UPC | 019495113713 |
| Placement | Front, Left, Lower |
| Mounting Hardware Included | Yes |
| Adjustable | No |
| Bushing Material | Rubber |
| Mounting Hole Quantity | 1 |
| Mounting Hole Diameter | 12.3 mm |
| Pre-Greased | Yes |
| Grease Fitting Included | No |
| Bushings Included | Yes |
| Ball Joint Stud Type | Threaded |
| Ball Joint Included | Yes |
| Control Arm Material | Iron |
| Grade Type | Standard Replacement |
| Control Arm Maximum Width | 288.5 mm |
| Control Arm Color | Black |
| Control Arm Maximum Length | 237 mm |
| Ball Joint Installed | Yes |
| Ball Joint Thread Diameter | 14 mm |
| Control Arm Type | Casting/Forged |
| Package Contents | Control Arm and Ball Joint Assembly |
| Country of Origin | Taiwan |
| Warranty | Limited Lifetime |
OE & Interchange Numbers
| 31121123025 | BMW (OE) |
|---|---|
| 2605028 | Interchange |
| 101-3769 | Interchange |
| CA6088 | Interchange |
| 2CB50195 | Interchange |
| RK621749 | Interchange |
| CMK9119 | Interchange |
| FA1481 | Interchange |
| RK9119 | Interchange |
| TC358 | Interchange |
| JTC136 | Interchange |
| 2605026 | Interchange |