Give a worn rear knuckle joint a fresh cushion with the Dorman suspension knuckle bushing, part number 540-146 from Dorman - OE Solutions. It is built for the rear lower position and is a direct-fit replacement for the 2009-2015 Hyundai Tucson. Dorman designed it to fit and perform like the original equipment on those models.
The knuckle bushing sits where the rear knuckle connects to the lower suspension. It helps locate the knuckle, absorbs road vibration and allows controlled movement as the suspension travels. See the "Vehicles it fits" section for engine details.
- Direct replacement: engineered to fit and perform like the original equipment on the listed applications.
- Reliable fit: precision-engineered to match the design and dimensions of the original components.
- Weather resistant: built to resist weather exposure.
- Durable and tested: made to strict standards with sturdy, safe materials, then checked through thorough quality-control measures aimed at long service.
This part may need replacing if you notice clunking or knocking from the rear over bumps, uneven or premature tire wear, a vague or wandering feel, or a bushing that looks cracked, torn or separated. If a worn knuckle bushing is the cause, this part replaces it. Diagnose the suspension before ordering, since other parts can cause the same symptoms. Follow the vehicle service information for the installation procedure and for whether an alignment check is needed afterward.
Interchange: 552162S000
Frequently Asked Questions
What does this knuckle bushing do?
It cushions the joint where the rear knuckle mounts to the lower suspension. It helps locate the knuckle, absorbs road vibration and allows controlled movement as the suspension travels.
Will this fit my 2009-2015 Hyundai Tucson?
Yes, it is a direct-fit replacement for the 2009-2015 Hyundai Tucson. Check the "Vehicles it fits" section for engine details.
Which position does the Dorman 540-146 install in?
It is cataloged for the rear lower position on the listed applications.
What are signs the knuckle bushing may need replacing?
Common signs are clunking from the rear over bumps, uneven tire wear, a wandering feel, or a bushing that looks cracked or torn. Diagnose the suspension first, because other parts can cause these symptoms.
Is it built to handle weather exposure?
Yes. Dorman lists this bushing as weather resistant and makes it to strict standards with sturdy, safe materials, then checks it through thorough quality-control testing.
