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Dorman 686-031 Suspension Knuckle - Rear Left
Dorman 686-031 Rear Left Suspension Knuckle
Dorman 686-031 is a replacement suspension knuckle for specific Jeep Cherokee applications. It is precision-engineered and rigorously tested to match the original knuckle’s role on the vehicle, with cast aluminum construction and a natural finish.
Key Features
- Direct replacement suspension knuckle for the rear left position
- Fits 2014-2018 Jeep Cherokee, rear left, wo/Sales Code SDJ (Off Road Suspension)
- Cast aluminum construction for a lightweight, OE-style replacement
- Caliper mounting provisions with 13 mm holes and 2-hole mounting pattern
- Standard replacement grade for service and repair work
- Hub not included
Detailed Description
This Dorman suspension knuckle is built for 2014-2018 Jeep Cherokee rear left applications without Sales Code SDJ (Off Road Suspension). The Dorman 686-031 is designed as a standard replacement for the original knuckle, helping restore the suspension and brake mounting interface on the vehicle. Its cast aluminum construction and OE-style dimensions support a proper service replacement for the Jeep Cherokee platform.
This part cross-references Mopar OE numbers 5090073AB and 5090073AC for the same application.
What It Helps Solve
- Cracked or damaged rear suspension knuckle housing
- Worn or distorted caliper mounting points
- Corrosion-related replacement needs on the rear suspension assembly
- Restoration of proper rear left suspension geometry after component failure
- Brake mounting issues tied to a damaged knuckle
Installation Notes and Tips
Verify vehicle configuration before ordering: this part fits 2014-2018 Jeep Cherokee, rear left, wo/Sales Code SDJ (Off Road Suspension). Confirm caliper mounting dimensions, hub transfer requirements, and suspension alignment after installation. Because mounting hardware is not listed as included, reuse or source the required fasteners as needed for the repair.
Quality Assurance
Dorman manufactures this knuckle as a tested replacement part for specific vehicle applications. The part is built to meet standard replacement expectations for fit and function on the listed Jeep Cherokee models.
| Brand | Dorman |
|---|---|
| Part Number | 686-031 |
| Material | Aluminio |
| Material | Aluminum |
| Length | 276 |
| Color | Natural |
| Width | 272 |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Caliper Mounting Hole Diameter | 13 mm |
| Caliper Mounting Hole Quantity | 2 |
| Construction | Cast |
| Construction | Fundido |
| Contenidos del paquete | 1 nudillo |
| Contenidos del paquete | 2 bujes |
| Grado del artículo | Reemplazo estándar |
| Height | 161 mm |
| Hub Included | No |
| Hub Included | Non |
| Item Grade | Standard |
| Package Contents | 1 knuckle |
| Package Contents | 2 bushing |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Drive Type | Position | Notes |
|---|---|---|---|---|---|
| 2018 | Jeep | Cherokee | AWD | Rear Left | wo/Sales Code SDJ (Off Road Suspension) |
| 2017 | Jeep | Cherokee | AWD | Rear Left | wo/Sales Code SDJ (Off Road Suspension) |
| 2016 | Jeep | Cherokee | AWD | Rear Left | wo/Sales Code SDJ (Off Road Suspension) |
| 2015 | Jeep | Cherokee | AWD | Rear Left | wo/Sales Code SDJ (Off Road Suspension) |
| 2014 | Jeep | Cherokee | AWD | Rear Left | wo/Sales Code SDJ (Off Road Suspension) |
* 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.