Dorman 686-390 Steering Knuckle - Front Right

Dorman 686-390 Steering Knuckle for Wrangler

Dorman 686-390 is a steel, cast steering knuckle engineered as a direct replacement for the original front right knuckle on select Jeep Wrangler models. It is built for 2018-2025 Jeep Wrangler applications and supports precise steering and suspension geometry where the original knuckle has worn, cracked, or been damaged.

Key Features

• Direct replacement steering knuckle for the front right position
• Fits 2018-2025 Jeep Wrangler
• Steel construction with a cast design for OE-style fit and function
• Silver finish
• Sensor hole diameter: 14.25 mm
• Caliper mounting hole quantity: 2
• Caliper mounting hole diameter: 14.75 mm
• Standard replacement grade

Detailed Description

This Dorman steering knuckle, part number 686-390, is precision-engineered and tested to replace the original front right knuckle on Jeep Wrangler vehicles from 2018 through 2025. It is a steel, cast component that helps restore the mounting points used for the wheel hub, brake caliper, and steering/suspension connection points. For shoppers searching for a front right steering knuckle for 2018-2025 Jeep Wrangler or a Dorman 686-390 replacement knuckle, this part matches the application with OE-style dimensions and mounting features.

This part cross-references OE numbers 68388829AA and 68391549AA for the same application.

What It Helps Fix

• Cracked or bent steering knuckle after impact damage
• Excessive play or wear at the knuckle mounting points
• Brake caliper alignment issues caused by a damaged knuckle
• Steering geometry problems related to a failed front right knuckle
• Noise or vibration traced to a worn steering knuckle assembly

Installation Notes and Tips

Install this steering knuckle on the front right side only for the listed Jeep Wrangler applications. Verify sensor opening size, caliper mounting points, and hub interface before installation. Transfer or inspect related components such as the hub, brake hardware, and steering linkage parts as needed during service. Professional installation is recommended because steering and brake components must be aligned and torqued to vehicle specifications.

Quality Assurance

Dorman manufactures this replacement knuckle as a standard-grade service part and subjects it to testing for reliable fit and function on the specified vehicles. Part number 686-390 is built to serve as a dependable replacement for the original front right steering knuckle on compatible Jeep Wrangler models.