Dorman - OE Solutions Suspension Control Arm P/N:521-303
Replace a worn front right lower arm with the Dorman control arm 521-920, a direct replacement from the Dorman - OE Solutions line designed to link the steering knuckle to the chassis and locate the wheel like the original. It fits many vehicles, among them the 1986-1999 Buick LeSabre, 1992-1999 Oldsmobile 88 and 1996-1999 Oldsmobile LSS. See the Buyer's Guide tab for the full list and engine details.
This Dorman suspension control arm is engineered and tested to serve as a dependable replacement for the original equipment on the listed applications.
Position: front right lower. This arm is sold individually. If the left-side arm is also worn, replacing both sides together is recommended.
Signs a lower control arm may need replacing include clunking or knocking from the front end over bumps, wandering or loose steering, and uneven tire wear. Diagnose the cause first. If the original arm is worn or damaged, this Dorman lower control arm replaces it. Consult the vehicle service information for the correct fasteners and whether they may be reused, and have the wheel alignment checked after installation.
Interchange: CA12118 · 19149203 · 25554675 · RK641464
This part cross-references / interchanges with the following part numbers:
What position does Dorman 521-920 fit?
It is a front right lower control arm. It is sold individually, and replacing both sides together is recommended if the left arm is also worn.
Which vehicles does the 521-920 fit?
It fits many vehicles, including the 1986-1999 Buick LeSabre, 1992-1999 Oldsmobile 88 and 1996-1999 Oldsmobile LSS. See the Buyer's Guide tab for the full list.
What does a lower control arm do?
It links the steering knuckle to the vehicle's chassis. This helps locate the wheel while the suspension moves up and down.
What are signs a control arm may need replacing?
Clunking over bumps, wandering or loose steering, and uneven tire wear can come from a worn arm, but other parts can cause them too. Diagnose the cause before replacing.
What should I know about installing it?
Follow the vehicle service information for the correct fasteners, torque values and whether the original hardware may be reused. Have the wheel alignment checked afterward.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.