Tri 5 Chevy PRO-G IFS, PRO-G IRS Complete Frame

HEIDTS Tri 5 PRO-G IFS & IRS Frame! 

The ultimate in ride and handling has arrived for you Tri 5 Chevy. Upgrade your tired, worn our frame for a complete new frame from Heidts. Featuring the proven Heidts PRO-G independent front and Heidts PRO-G independent rear suspension, this frame is ready to handle the autocross or street. We’ve added our patented high horsepower PRO-G IRS and PRO-G IFS in to our new 10 gauge TIG welded frames to provide a reliable and durable foundation for any build. Heidts PRO-G IRS provides modern handling and performance for your classic car and compliments the PRO-G IFS unbelievable handling and feel. For information on our Tri 5 frame with the PRO-G IFS and triangular 4 link, please click here. Please call for additional information or for options that may not be listed.

UntitledWARNING: This product can expose you to chemicals including nickel and urethane, which are known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to

 tri 5 full frame front

Frames ship via truck, please call for a shipping estimate. If placing your order online, we will provide a shipping quote after the order has been placed.

tri 5 pro-g front 47-54 truck center bracing tri 5 motor mounts pro-g frontIRS-151

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   *Shown Painted -- This item is shipped unpainted.