Dorman 686-448 front right steering knuckle assembly for the 2012-2018 Ram 1500 and other vehicles carries the wheel hub and pivots as you steer. This Dorman steering knuckle kit replaces the knuckle, wheel bearing and hub as one loaded unit.
- Dorman OE FIX design made for rust that grows between the steering knuckle and wheel hub bearing until the two seize together
- Proprietary, patent-pending coating that helps prevent rust from forming between surfaces
- Steering knuckle assembly made of aluminum
- Hub with a spline count of 33
Quick facts
- Part: Dorman 686-448 steering knuckle assembly
- Also called: wheel bearing and hub assembly, steering knuckle kit
- Fits: 2012-2018 Ram 1500 and other vehicles
- Position: Front right
- Material: Aluminum
- Condition: New
Humming or growling that rises with speed, or a loose feel in the steering, can mean the bearing is worn. Before you replace this assembly, rule out worn tires and loose steering or suspension parts, which can also cause noise or a loose feel. This listing is one assembly for the front right of the 2012-2018 Ram 1500; the front left is a separate part, and both sides are normally replaced together.
Fits
It is a direct-fit replacement on the front right of the 2012-2018 Ram 1500 and the 2019-2022 Ram 1500 Classic.
Specifications
Fit and size
- Position: Front right
- Quantity: 1 for the front right
- Spline count: 33
Build and materials
- Type: Loaded knuckle with wheel bearing and hub
- Material: Aluminum
- Finish: Natural
- Grade: Standard replacement
- Condition: New
- Country of origin: China
In the box
One loaded steering knuckle assembly for the front right and one axle nut. Mounting hardware, an instruction sheet and the axle are not included.
Installation notes
- No shop press is required, because the knuckle comes pre-assembled.
- The pre-assembled design is intended for a fast, simpler and safe installation.
- Plan on new mounting bolts, since the old ones may not be reusable.
Frequently Asked Questions
Does this replace the front right wheel bearing on a 2012-2018 Ram 1500?
Yes. Dorman 686-448 is a direct fit on the front right of the 2012-2018 Ram 1500 and the 2019-2022 Ram 1500 Classic, with the wheel bearing and hub already installed in a new knuckle.
Does the Dorman wheel bearing and hub assembly come with mounting hardware?
No. This steering knuckle assembly comes with one axle nut, but mounting hardware is not included, and the old bolts may not be reusable.
How many splines does the hub in this steering knuckle assembly have?
The hub in this steering knuckle assembly has 33 splines.
What signs can mean the bearing in this front right steering knuckle assembly is wearing out?
A hum that gets louder as speed rises, a grinding sound or a loose feel at the front right wheel can mean the bearing in this steering knuckle assembly is wearing out. Have it checked promptly.
What does the coating on the Dorman OE FIX 686-448 do?
Dorman 686-448 has a proprietary, patent-pending coating that helps prevent rust from forming between surfaces, the kind of rust that can seize a knuckle and wheel hub bearing together.
