KYB Suspension Strut and Coil Spring Assembly P/N:SR4479

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$217.99
MPN: SR4479
Item Package Quantity: 1
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KYB Suspension Strut and Coil Spring Assembly P/N:SR4479
KYB Suspension Strut and Coil Spring Assembly P/N:SR4479
$217.99

Get your Corolla riding right with the KYB strut plus — the KYB Strut-Plus complete strut and coil spring assembly (SR4479), a pre-assembled front left corner unit that drops into the 2014-2019 Toyota Corolla. A strut assembly supports vehicle weight, sets ride height, serves as the steering pivot, and helps control vehicle stability, and it can affect electronic crash-avoidance systems. As an OE supplier, KYB builds the Strut-Plus around an OE-restoring KYB Excel-G strut to help bring back your Corolla's handling and control.

  • KYB Excel-G strut inside: a stronger steel outer shell with KYB's application-specific precision-designed damping valves.
  • High-carbon steel coil spring: application-engineered to match the strut, help maintain proper ride height and control weight without sacrificing ride quality.
  • Side-specific design: left and right part numbers with side-specific design and components, as the vehicle manufacturer intended.
  • Safety-system aware: engineered to help vehicles with electronic safety systems (ESC, ABS, etc.), and assembled in the USA.

Interchange: 172990

This part cross-references / interchanges with the following part numbers:

172990

Frequently Asked Questions

Does this KYB strut plus assembly fit my Toyota Corolla?

Yes — SR4479 is engineered as a direct-fit front left assembly for the 2014-2019 Toyota Corolla. Check the Buyer's Guide tab to confirm your exact vehicle.

What's included in these KYB complete struts?

It's a pre-assembled corner unit with the KYB Excel-G strut, mount and an application-engineered high-carbon steel coil spring, ready to install.

How is a KYB quick strut assembly different from replacing just the strut?

This unit arrives pre-assembled with the strut, mount and spring together, so you install one complete corner unit instead of compressing springs and building it up yourself.

Do I need two for a KYB front strut assembly?

SR4479 is the front left unit with side-specific components; the right side uses a different KYB part number. Replacing struts in pairs is recommended for balanced handling.

Will this KYB strut plus assembly work with my car's stability control?

It's engineered to help vehicles with electronic safety systems such as ESC and ABS. A strut can affect those systems, so a proper replacement supports normal operation.