Performance Shock, Inc is a KONI FACTORY AUTHORIZED SERVICE CENTER
We can repair, modify, rebuild, revalve, and custom build all Koni race, street and electric drag shocks.
All dampers are tested and calibrated with our state of the art Roehrig shock absorber dyno once serviced.
Please use our Contact Us Form
or call (707) 938-5664 for Customer Service to discuss you shock rebuild and service requirements.
Shocks can be shipped to our Sonoma Raceway Service Center via UPS, Fedex or US Postal service. Our Address is:
Performance Shock, Inc
29139 Arnold Drive
Sonoma, CA 95476
Please remove all springs (unless you want them tested) and mounting hardware before shipping. If you do not have tools to safely remove the springs yourself, please ship them assembled and we can dismount and remount them for you.
There is a $12.50 per shock charge to remove and reinstall springs.
Include a note with your contact details and any relevant information pertaining to the shocks and your vehicle.
You may also visit our Shop at Sonoma Raceway to drop off your shocks and discuss your damper requirements. We are open Monday to Friday, 8.00am to 5.00pm. Please call in advance for Raceway access during race weekends.