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Dorman 686-452 Steering Knuckle - Front Right
| Brand | Dorman 686-452 |
|---|---|
| Position | Front Right |
| Material | Cast iron |
| Material | Hierro fundido |
| Length | 290 |
| Construction | Cast |
| Construction | Fundido |
| Color | Black |
| Color | Natural |
| Color | Negro |
| Width | 235 |
| Instruction Manual Included | No |
| Instruction Manual Included | Non |
| Mounting Hardware Included | No |
| Mounting Hardware Included | Non |
| Height | 120 |
| Grade Type | Reemplazo estándar |
| Grade Type | Standard replacement |
| Sensor Hole Diameter | 18 |
| Caliper Mounting Hole Quantity | 2 |
| Caliper Mounting Hole Diameter | 12.2 |
| Axle Included | No |
| Axle Included | Non |
| Contenidos del paquete | 1 nudillo |
| Contenidos del paquete | 1 pasador de chaveta |
| Contenidos del paquete | 1 perno |
| Contenidos del paquete | 1 tuerca |
| Diámetro de un cilindro del eje pivote de la dirección | No |
| Grado del artículo | Reemplazo estándar |
| Hub Included | No |
| Hub Included | Non |
| Item Grade | Standard |
| Fits | Hyundai and Kia · 6 vehicles |
OE FIX design. Proprietary coating helps prevent corrosion between mating surfaces.
Standard replacement. Directly replaces the original steering knuckle for a reliable repair.
Cast iron construction. Strong cast design for dependable steering and suspension support.
Cross-references 51716C1000 for the same application. See all 1.
Dorman 686-452 Steering Knuckle for Kia and Hyundai
Dorman 686-452 is a front right steering knuckle engineered for specific Kia Optima and Hyundai Sonata applications. It addresses a common corrosion issue where the wheel hub bearing and steering knuckle can seize together over time, especially in salt-belt conditions.
Key Features
- Cast iron construction for strength and durability
- OE FIX design with a proprietary coating to help resist corrosion between mating surfaces
- Standard replacement grade for direct service use
- Front right position for confirmed vehicle applications
- Black natural finish
- Sensor hole diameter: 18 mm
- Caliper mounting hole quantity: 2
- Caliper mounting hole diameter: 12.2 mm
Detailed Description
This Dorman steering knuckle is built to replace a damaged or corroded original knuckle on 2016-2020 Kia Optima front right applications and 2015 Hyundai Sonata front right applications. The cast iron construction and corrosion-resistant coating are intended to help reduce the rust bonding that can make hub service difficult on the factory design. Part number 686-452 is a practical OE-style solution when the original knuckle cannot be reused after hub removal.
This part cross-references Hyundai/Kia OE number 51716C1000 for the same application. If you are searching for a 2016-2020 Kia Optima front right steering knuckle or a 2015 Hyundai Sonata front right steering knuckle, Dorman 686-452 is the direct replacement to review.
What It Helps Solve
- Seized wheel hub bearing and steering knuckle surfaces
- Rust damage that prevents salvage of the original knuckle
- Corrosion-related service difficulty during hub replacement
- Replacement needs after knuckle damage or wear
- Front suspension repair on Kia Optima and Hyundai Sonata models
Installation Notes and Tips
Verify front right fitment before ordering. Transfer or inspect related suspension and brake components during installation, and confirm sensor and caliper mounting dimensions match the vehicle setup. Because this is a steering knuckle service part, professional installation and a post-repair alignment are recommended after replacement.
Quality Assurance
Dorman OE FIX parts are developed to address known failure points in original designs. Part number 686-452 uses a proprietary anti-corrosion coating and cast construction to support a more durable repair than the factory knuckle design in the affected applications.
| Year | Make | Model | Fuel Type | Position | Notes |
|---|---|---|---|---|---|
| 2020 | Kia | Optima | — | Front Right | — |
| 2019 | Kia | Optima | — | Front Right | — |
| 2018 | Kia | Optima | — | Front Right | — |
| 2017 | Kia | Optima | — | Front Right | — |
| 2016 | Kia | Optima | GAS | Front Right | — |
| 2015 | Hyundai | Sonata | GAS | Front Right | — |
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