Help keep the rear suspension steady and planted with the Dorman suspension trailing arm bushing, part number 523-257. This rear lower bushing cushions the trailing arm's pivot point, allowing controlled suspension movement while helping absorb road vibration. It fits many vehicles, among them the 2008-2020 Dodge Grand Caravan, 2008-2016 Chrysler Town & Country and 2012-2015 Ram C/V. See the "Vehicles it fits" section for the full list and engine details.
- Direct replacement: Precision-engineered to follow the design and dimensions of the original components, so it installs and performs like the factory bushing on the listed applications.
- Weather-resistant: Made to stand up to weather exposure in the rear lower trailing arm position.
- Durable construction: Built to strict standards from sturdy, safe materials.
- Rigorously tested: Thorough quality control checks focused on longevity.
A worn bushing lets the trailing arm shift more than it should. Signs this part may need replacing include clunking or knocking from the rear over bumps, loose or wandering handling, uneven tire wear, and a bushing that looks cracked, torn or separated. If a worn bushing is the cause, this Dorman trailing arm bushing replaces it. Diagnose the cause before ordering, and follow the vehicle service information for the procedure and torque values.
Interchange: 4721356AA · TD1986W · K201905 · GS254192 · MS254192 · 7B0505541
This part cross-references / interchanges with the following part numbers:
4721356AA, TD1986W, K201905, GS254192, MS254192, 7B0505541
Frequently Asked Questions
What does a trailing arm bushing do?
This rear lower bushing cushions the trailing arm's pivot point. It allows controlled suspension movement while helping absorb road vibration and keep the arm located.
Which vehicles does Dorman 523-257 fit?
It fits many vehicles, including the 2008-2020 Dodge Grand Caravan, 2008-2016 Chrysler Town & Country and 2012-2015 Ram C/V. Check the "Vehicles it fits" section for your vehicle.
What are signs the bushing may need replacing?
Look for clunking or knocking from the rear over bumps, loose or wandering handling, uneven tire wear, or a bushing that looks cracked or torn. Diagnose the cause before replacing parts.
Is this bushing weather-resistant?
Yes. Dorman lists this bushing as weather-resistant, and it is made to strict standards from sturdy, safe materials.
How is it installed?
It goes in the rear lower trailing arm position. Follow the vehicle service information for the procedure, torque values and fastener reuse, and consider an alignment check afterward.
