Restore the factory ride of your 2009-2013 Ford F-150 (2WD) with the KYB Strut-Plus Suspension Strut and Coil Spring Assembly SR4172 — a fully pre-assembled front corner unit that combines the strut, upper mount and coil spring in one bolt-in package. Built on an OE-Restoring KYB strut, it's engineered to help return the handling and control capabilities the truck had when new. This front unit ships as a complete strut and coil spring assembly, so there's no separate spring compression during install.
- KYB Excel-G strut: features a stronger steel outer shell and KYB's application-specific, precision-designed damping valves.
- High-carbon steel coil spring: an application-engineered KYB spring designed to match the strut and help maintain proper ride height within OE specifications.
- Electronic-safety aware: engineered to help vehicles equipped with electronic safety systems (ESC, ABS, etc.).
- Assembled in USA: exact fitment engineered and pre-assembled for professional results.
Fits the 2009-2013 Ford F-150 (2WD); see the Buyer's Guide tab to confirm your configuration. This is a front assembly. Replacing both front sides together as a matched pair is recommended for balanced ride and handling.
Interchange: 171140 · 181140
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What does the KYB SR4172 strut plus assembly include?
It's a complete front corner unit that combines the KYB Excel-G strut, the upper mount and an application-engineered high-carbon steel coil spring, pre-assembled and ready to bolt in.
Does the SR4172 fit my truck?
It's designed for the 2009-2013 Ford F-150 (2WD). Check the Buyer's Guide tab to confirm the exact configuration for your vehicle before ordering.
Is this a front or rear strut assembly?
This is a front strut and coil spring assembly. It installs on the front of the listed Ford F-150 applications.
Should I replace both front struts at the same time?
Replacing both front sides together as a matched pair is recommended for even, balanced ride and handling. Each unit is sold individually.
Do I need to compress the spring to install this?
No. The strut, mount and spring come pre-assembled as one complete corner unit, so no separate spring compression is required during installation.
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