Get a fully assembled rear right corner ready to bolt on with the KYB Suspension Strut and Coil Spring Assembly SR4092 — a complete corner unit that pairs the strut, upper mount and coil spring in one pre-assembled package. It installs as a direct-fit replacement for the rear right position on the 2004-2009 Chevrolet Impala and the 2005-2009 Buick Allure and Buick LaCrosse (see the Buyer's Guide tab for engine-level fitment).
A strut assembly helps support vehicle weight, sets ride height, serves as a steering pivot and helps control stability. As an original equipment supplier, KYB engineers the Strut-Plus to help restore your vehicle's handling and control.
- Pre-assembled corner unit: strut, mount and spring together for professional, application-engineered results.
- KYB Excel-G strut: a stronger steel outer shell with KYB's application-specific precision damping valves.
- High carbon steel coil spring: matched to the strut to help maintain proper ride height within OE specifications without sacrificing ride quality.
- Side-specific design: left and right part numbers built as the vehicle manufacturer intended, and engineered to help vehicles with electronic safety systems (ESC, ABS, etc.).
Assembled in the USA.
Interchange: 271662L · 371662L · 381662L
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What position does the SR4092 fit?
It is engineered for the rear right corner. It is side-specific, so order the correct left or right part number for your vehicle.
Is any assembly required before installation?
No. It ships as a complete corner unit with the strut, upper mount and coil spring pre-assembled for a bolt-on installation.
Which vehicles does this fit?
The 2004-2009 Chevrolet Impala, 2005-2009 Buick Allure, and 2005-2009 Buick LaCrosse. See the Buyer's Guide tab to confirm engine-level fitment.
What kind of coil spring is used?
A high carbon steel coil spring matched to the strut, developed to help maintain proper ride height within OE specifications.
Should I replace both sides at once?
Replacing struts as a matched pair on the same axle is a common best practice for balanced ride and handling, though each corner assembly is sold individually.
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