OE Quality
60-Day Returns

Dorman 64-183 Leaf Spring Assembly - Rear
Durable Leaf Spring Assembly for Mitsubishi Montero Sport
The Dorman 64-183 leaf spring assembly is engineered to restore the rear suspension performance of your Mitsubishi Montero Sport. Constructed from high-quality steel with black bushings, this replacement part offers reliable support and consistent load handling for your vehicle.
- Made from durable steel material for long-lasting strength
- Includes black bushings to reduce noise and vibration
- Standard replacement suspension grade for reliable performance
- Four-leaf design with 2.75-inch leaf width for balanced support
- Rear axle orientation, no axle modification required
- Load rate of 860 for consistent weight distribution
- Leaf spring arch length of 8 inches and pack thickness of 1.14 inches
Detailed Description of Dorman Leaf Spring Assembly 64-183
This leaf spring assembly is designed specifically for the rear suspension of the Mitsubishi Montero Sport, providing a direct replacement without the need for axle modifications. The assembly features four steel leaves, each 2.75 inches wide, arranged to deliver a load rate of 860, ensuring stable handling and support under typical driving conditions. The black bushings included help minimize suspension noise and improve ride comfort. With a leaf spring arch length of 8 inches and a pack thickness of 1.14 inches, this assembly maintains the proper ride height and suspension geometry for your vehicle.
Common Applications and Problem Resolution
- Restores rear suspension performance on Mitsubishi Montero Sport models
- Replaces worn or broken leaf springs causing sagging or uneven ride height
- Addresses excessive rear-end bounce or instability during driving
- Eliminates noise and vibration from deteriorated bushings
- Supports proper load distribution for improved vehicle handling
Installation Notes and Tips
The Dorman 64-183 leaf spring assembly is designed for straightforward installation on the rear axle of the Mitsubishi Montero Sport. No axle modifications are necessary, but it is recommended to inspect mounting points and hardware before installation. Since mounting hardware is not included, reuse existing bolts or acquire new hardware as needed. Proper torque specifications should be followed to ensure safe and secure attachment.
Quality Assurance and Warranty Information
Dorman manufactures this leaf spring assembly to meet or exceed OEM standards, using high-grade steel and quality bushings for durability and performance. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.
| Brand | Dorman |
| Part Number | 64-183 |
| Material | Acero |
| Material | Steel |
| Bushing Color | Black |
| Bushing Color | Negro |
| Bushing Color | Noir |
| Color | Black |
| Color | Negro |
| Color | Noir |
| Load Rate | 860 |
| Suspension Grade Type | Reemplazo estándar |
| Suspension Grade Type | Standard |
| Leaf Quantity | 4 |
| Leaf Width | 2.75 |
| Axle Orientation | Arrière |
| Axle Orientation | Rear |
| Axle Orientation | Trasero |
| Helper Spring | No |
| Helper Spring | Non |
| Axle Modification Needed | No |
| Axle Modification Needed | Non |
| Bushings Included | Oui |
| Bushings Included | Sí |
| Bushings Included | Yes |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Length Axis 1 | 20.438 |
| Length Axis 2 | 20.438 |
| Pack Thickness | 1.14 |
| Leaf Spring Arch Length | 8 |
| Spring Research Institute Number | 64-183 |
This part fits 2 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1998 | Mitsubishi | Montero Sport | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; wo/Bushings |
| 1997 | Mitsubishi | Montero Sport | Rear | 3 Leaf / 1 Leaf = 4 Leaf Spring; wo/Bushings |
* 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.