KYB Suspension Strut and Coil Spring Assembly P/N:SR4545
Restore original ride height and factory-tuned handling with the KYB Suspension Strut and Coil Spring Assembly SR4446, a complete corner unit that pairs the strut, mount, and spring in one pre-assembled package. It installs as the rear right unit and is a direct-fit replacement for the AWD 2008-2013 Toyota Highlander and AWD 2013-2016 Toyota Venza. A strut assembly supports vehicle weight, sets ride height, serves as a steering pivot, and helps control stability, so a worn unit can affect handling and electronic safety systems.
Winner of Best Overall Import Aftermarket Product and KYB's #1 recommended Original Equipment replacement choice for Asian vehicles.
Interchange: 172489
This part cross-references / interchanges with the following part numbers:
What position does this assembly fit?
It is the rear right corner unit. Because side-specific part numbers are used, order the correct side for your vehicle and consider replacing the opposing side for balanced ride quality.
Which vehicles does the SR4446 fit?
It is designed for the AWD 2008-2013 Toyota Highlander and AWD 2013-2016 Toyota Venza. See the Buyer's Guide tab to confirm fitment for your specific vehicle.
What comes in this corner unit assembly?
It is a complete, pre-assembled corner unit that includes a KYB Excel-G strut, the mount, and a high carbon steel coil spring—no separate spring compression or assembly required.
How does this help restore my vehicle's ride?
The strut sets ride height and acts as a steering pivot while helping control stability. The KYB Strut-Plus is engineered to help restore OE-level handling and ride height.
What does the SR4446 cross-reference to?
It carries interchange number 172489. Match the interchange or your vehicle application to confirm this is the correct assembly before ordering.
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.