Help cushion your control arm at the limit of its travel with the Dorman suspension control arm bumper, part number 523-075. It fits many vehicles, among them the 2018-2019 Chevrolet Suburban 3500 HD, 2007-2010 Chevrolet Silverado 2500 HD and 2007-2010 Chevrolet Silverado 3500 HD. See the "Vehicles it fits" section for the full list and engine details.
Cataloged for the front lower position, this control arm bumper acts as a travel stop for the control arm. It helps limit arm movement and soften hard contact when the suspension compresses fully. Dorman designs it as a direct replacement intended to fit and perform like the original equipment on the listed applications.
- Direct replacement: designed to fit and perform like the factory part on the listed vehicles.
- Reliable fit: precision-engineered to match the design and dimensions of the original components.
- Durable construction: built to strict standards from sturdy, safe materials.
- Rigorously tested: put through thorough quality control checks with longevity in mind.
A worn, cracked or missing control arm bumper may let the arm reach full compression with less cushioning. That can show up as a clunk or bang over large bumps. If a failed bumper is the cause, this part replaces it.
Interchange: 15835667 · K202199 · SK523049
This part cross-references / interchanges with the following part numbers:
15835667, K202199, SK523049
Frequently Asked Questions
What does a control arm bumper do?
It acts as a travel stop for the control arm. It helps cushion contact and limit movement when the suspension fully compresses. The Dorman 523-075 is cataloged for the front lower position.
What are signs the control arm bumper may need replacing?
Watch for a clunk or harsh bang over big bumps, or a bumper that looks cracked, crumbling or missing. Inspect the suspension first, because other worn parts can cause similar noises.
Does it fit the 2018-2019 Chevrolet Suburban 3500 HD?
Yes. It is listed for the 2018-2019 Chevrolet Suburban 3500 HD and for the 2007-2010 Chevrolet Silverado 2500 HD and 3500 HD. The "Vehicles it fits" section shows the complete fitment.
How is the control arm bumper installed?
Installation steps vary by vehicle. Follow the vehicle service information for the correct procedure and for any fastener and torque specifications.
What part numbers does Dorman 523-075 cross-reference?
It interchanges with 15835667, K202199 and SK523049.
