proven shock technology

Earnest Performance offers a full-service in-house shock program, from sales to service to at-track advising. Complete shock and bumpstop packages are available as well as shock rebuilds and tailored shock programs for racers of all disciplines.

About Earnest Performance

Based in Mooresville, North Carolina, Earnest Performance is continuing a line of successful suspension technology that owner Brannon Earnest has been working hard at for decades.

Adjustment Guides

Earnest Performance offers it’s adjustment guides for multiple shock products for download. Be sure to get yours now and if you still have questions, don’t hesitate to contact us at 704-654-1492



Congrats to @jettnoland50 with @AnthonyCampi for winning the Show me the Money Pro Late Model Feature! Thanks for choosing Earnest! EarnestPerform photo

Way to go @PeytonSellers for claiming the 2021 NASCAR Advance Auto Parts National Championship! Thanks for choosing Earnest! EarnestPerform photo

Notice the difference with Earnest Performance. Contact us to service or upgrade your equipment today 👍 EarnestPerform photo

Ready to go on a Super & make some speed 💨 EarnestPerform photo

Brannon opened up this shock and said “that’s a first” … he found an ant inside 😂 🐜 EarnestPerform photo

We are getting down to the end of the race season, don’t forget to have your shocks serviced! Give us a call or send us a message. EarnestPerform photo

Get In Touch



1185 Gateway Drive
Suite A
Mooresville, NC 28115



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