Dorman 521-911 Suspension - Trailing Arm
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
$32.70
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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.
Product Description
Engineered for passenger safety and rigorously tested for secure performance, this trailing arm was designed as a direct replacement for your vehicle's original part. Industry-leading evaluation process ensures smooth ride and predictable handling.
- Direct replacement - this suspension trailing arm fits and functions like the original equipment part
- Quality construction - manufactured from same materials as original equipment for safety and reliability
- Durable - protective finish for long-lasting corrosion resistance
- Quality tested - has undergone testing to ensure proper fit and performance
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 2009 | Lexus | RX350 | AWD | Rear | |
| 2008 | Lexus | RX350 | AWD | Rear | |
| 2008 | Lexus | RX400h | AWD | Rear | |
| 2007 | Lexus | RX350 | AWD | Rear | |
| 2007 | Lexus | RX400h | AWD | Rear | |
| 2007 | Toyota | Highlander | AWD | Rear | |
| 2006 | Lexus | RX330 | AWD | Rear | |
| 2006 | Lexus | RX400h | AWD | Rear | |
| 2006 | Toyota | Highlander | AWD | Rear | |
| 2005 | Lexus | RX330 | AWD | Rear | |
| 2005 | Toyota | Highlander | AWD | Rear | |
| 2004 | Lexus | RX330 | AWD | Rear | |
| 2004 | Toyota | Highlander | AWD | Rear | |
| 2003 | Lexus | RX300 | Rear | ||
| 2003 | Toyota | Highlander | AWD | Rear | |
| 2002 | Lexus | RX300 | Rear | ||
| 2002 | Toyota | Highlander | AWD | Rear | |
| 2001 | Lexus | RX300 | Rear | ||
| 2001 | Toyota | Highlander | AWD | Rear | |
| 2000 | Lexus | RX300 | Rear | ||
| 1999 | Lexus | RX300 | Rear |
Product Specifications
| Adjustable: | No |
|---|---|
| Ball Joint Included: | No |
| Ball Joint Installed: | No |
| Bushing Material: | Rubber |
| Bushings Included: | Yes |
| Grade Type: | Regular |
| Material: | Steel |
| Package Contents: | Strut Rod |
| Package Quantity: | 1 |
| Packaging Type: | Box |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| 487800E020 | TOYOTA |
| 4878048010 | TOYOTA |
| 4878048040 | TOYOTA |
| 4878048050 | TOYOTA |