OE Quality
60-Day Returns

Dorman 521-945 Lateral Arm - Rear Left Forward or Rear Right Forward
Overview of Dorman 521-945 Lateral Arm for Chrysler and Dodge
The Dorman 521-945 lateral arm is engineered for reliable suspension performance on select Chrysler and Dodge vehicles. Designed with durable steel construction and rubber bushings, this lateral arm supports smooth handling and precise alignment for models like the Chrysler 300M, Concorde, Intrepid, and LHS.
- Constructed from sturdy steel for long-lasting durability
- Includes rubber bushings for vibration dampening and noise reduction
- Adjustable tubular control arm design for improved suspension tuning
- Compatible with Chrysler 300M, Concorde, Intrepid, and LHS models
- Pre-installed bushing on one end and mounting hole on the other for secure fitment
- Does not require grease fittings or pre-greasing for maintenance ease
- Package contains one lateral arm, part number 521-945
Detailed Product Description
The Dorman 521-945 lateral arm is a critical suspension component designed to maintain proper wheel alignment and vehicle stability. Made from high-grade steel, this tubular control arm features a rubber bushing on one end to absorb road shocks and reduce noise, while the opposite end includes a mounting hole for secure attachment. Its adjustable design allows for fine-tuning of suspension geometry, which is essential for maintaining handling characteristics on Chrysler and Dodge vehicles such as the 300M, Concorde, Intrepid, and LHS. The lateral arm does not include a ball joint and does not require grease fittings, simplifying installation and maintenance.
Common Applications and Issues Addressed
- Restores proper wheel alignment and suspension geometry
- Reduces clunking noises caused by worn bushings
- Improves handling stability and steering response
- Eliminates excessive tire wear due to suspension misalignment
- Replaces damaged or corroded lateral arms to maintain safety
Installation Notes and Tips
- Ensure vehicle is securely lifted and supported before installation
- Remove the old lateral arm carefully to avoid damage to surrounding components
- Verify the rubber bushings are properly seated during installation
- Adjust the arm as needed to achieve correct suspension alignment
- Torque all mounting hardware to manufacturer specifications
Quality Assurance and Warranty
Dorman manufactures the 521-945 lateral arm to meet or exceed OEM standards for fit, form, and function. The steel construction and rubber bushings are selected for durability and performance under normal driving conditions. This part is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship for a specified period. Always consult the warranty documentation for detailed terms and conditions.
| Brand | Dorman |
| Part Number | 521-945 |
| Adjustable | Yes |
| Ball Joint Included | No |
| Ball Joint Installed | No |
| Bushing Material | Rubber |
| Bushings Included | Yes |
| Control Arm Type | Tubular |
| End 1 Type | Bushing |
| End 2 Type | Mounting Hole |
| Grade Type | Regular |
| Grease Fitting Included | Not Required |
| Material | Steel |
| Mount Stud Quantity | 0 |
| Package Contents | 1 Lateral Arm |
| Pre Greased | Not Required |
This part fits 62 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 2004 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 2004 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 2004 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 2004 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2004 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2004 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2004 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2003 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2003 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2003 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2002 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2002 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2002 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | LHS | Rear Left Forward | Adjustable Lateral Arm |
| 2001 | Chrysler | LHS | Rear Right Forward | Adjustable Lateral Arm |
| 2001 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2001 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | LHS | Rear Left Forward | Adjustable Lateral Arm |
| 2000 | Chrysler | LHS | Rear Right Forward | Adjustable Lateral Arm |
| 2000 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 2000 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | LHS | Rear Left Forward | Adjustable Lateral Arm |
| 1999 | Chrysler | LHS | Rear Right Forward | Adjustable Lateral Arm |
| 1999 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 1999 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | 300M | Rear Left Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | 300M | Rear Right Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | Concorde | Rear Left Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | Concorde | Rear Right Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 1998 | Chrysler | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
| 1998 | Dodge | Intrepid | Rear Left Forward | Adjustable Lateral Arm |
| 1998 | Dodge | Intrepid | Rear Right Forward | Adjustable Lateral Arm |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.