KYB Suspension Shock Absorber P/N:553178
Keep the rear of your car planted with the KYB shock absorber, MPN 344110 — a nitrogen gas-charged, twin-tube Excel-G unit that installs as the rear shock on the 1989-1997 Ford Thunderbird and 1989-1997 Mercury Cougar. Classified OEA (Original Equipment for the Aftermarket), it's built on the same KYB OE assembly lines with the same OE-quality components and is calibrated to restore the vehicle's original designed performance, not change it.
This is a rear-position gas shock. It's sold individually — for even, balanced control, replace both rear shocks together as a matched pair.
Interchange: 69845 · 5965
This part cross-references / interchanges with the following part numbers:
Will this KYB gas shock absorber fit my vehicle?
It's cataloged as the rear shock for the 1989-1997 Ford Thunderbird and 1989-1997 Mercury Cougar. Confirm your specific application in the Buyer's Guide tab before ordering.
Is this a front or rear shock?
This is a rear-position gas shock absorber for the listed applications.
What makes the KYB Excel-G different?
It's built on KYB's OE assembly lines with OE-quality components and calibrated to restore the vehicle's original designed performance — earning the OEA (Original Equipment for the Aftermarket) classification.
Do I need to replace both rear shocks?
This KYB shock absorber is sold individually. For even, balanced control, it's best practice to replace both rear shocks together as a matched pair.
What is the twin-tube, gas-charged design?
The Excel-G is a nitrogen gas-charged, twin-tube shock with a triple-lip fluid seal that reduces the chance of oil and gas leaking out.
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.