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DormanPart #: 686-421
Dorman 686-421 Suspension Knuckle Kit - Rear Left
⚙️ 16 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$489.06Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge and Jeep, Durango, Grand Cherokee, and Grand Cherokee WK
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Suspension Knuckle Kit options
Dorman 686-421 Suspension Knuckle Kit - Rear Left
| Brand | Dorman |
| Part Number | 686-421 |
| Length | 290.8 |
| Color | Black |
| Color | Negro |
| Color | Noir |
| Inside Diameter | 96.2 |
| Ball Joint Included | Oui |
| Ball Joint Included | Sí |
| Ball Joint Included | Yes |
| Width | 280 |
| Outside Diameter | 113.5 |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Hub Included | Oui |
| Hub Included | Sí |
| Hub Included | Yes |
| Grade Type | Reemplazo estándar |
| Grade Type | Standard replacement |
| Mounting Hole Quantity | 5 |
| Bearing Included | No |
| Bearing Included | Non |
| Mounting Hole Diameter | 12.3 |
| Bearing Generation | Gen 1 |
| Bearing Included | Oui |
| Bearing Included | Yes |
| Contenidos del paquete | 1 nudillo cargado |
| Contenidos del paquete | 1 tuerca de rótula |
| Contenidos del paquete | 1 tuerca del eje |
| Material | Acero |
| Material | Steel |
| Package Contents | 1 axle nut |
This part fits 16 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2024 | Dodge | Durango | 3.6L | V6 | Rear Left | Loaded Knuckle |
| 2023 | Dodge | Durango | 3.6L | V6 | Rear Left | Loaded Knuckle |
| 2022 | Dodge | Durango | 3.6L | V6 | Rear Left | Loaded Knuckle |
| 2022 | Jeep | Grand Cherokee WK | Rear Left | Loaded Knuckle | ||
| 2021 | Dodge | Durango | 3.6L | V6 | Rear Left | Loaded Knuckle |
| 2021 | Jeep | Grand Cherokee | 3.0L | V6 | Rear Left | Loaded Knuckle |
| 2020 | Dodge | Durango | Rear Left | Loaded Knuckle | ||
| 2020 | Jeep | Grand Cherokee | 3.0L | V6 | Rear Left | Loaded Knuckle |
| 2019 | Dodge | Durango | Rear Left | Loaded Knuckle | ||
| 2019 | Jeep | Grand Cherokee | 3.0L | V6 | Rear Left | Loaded Knuckle |
| 2018 | Dodge | Durango | Rear Left | Loaded Knuckle | ||
| 2018 | Jeep | Grand Cherokee | 3.0L | V6 | Rear Left | Loaded Knuckle |
| 2017 | Dodge | Durango | Rear Left | Loaded Knuckle | ||
| 2017 | Jeep | Grand Cherokee | Rear Left | Loaded Knuckle | ||
| 2016 | Dodge | Durango | Rear Left | Loaded Knuckle | ||
| 2016 | Jeep | Grand Cherokee | Rear Left | Loaded Knuckle |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.