While some may claim their track car is radical, Raiden Nicol's SR10 XXR has the horsepower, the torque and the name to be truly radical.
This purpose-built prototype race car has all the ingredients to set the fastest lap time at the Tire Rack Ultimate Track Car Challenge Presented by Grassroots Motorsports.
What can an LS-swapped Nissan 350Z do? Drag, drift, time attack–and the Tire Rack Ultimate Track Car Challenge Presented by Grassroots Motorsports.
There's a new venue for the SCCA Time Trials Nationals and Tire Rack Ultimate Track Car Challenge, Pitt Race, starting in 2025.
This Mustang is good for over 640 horsepower, thanks to its LS7 power plant.
Not only do the top eight finishers in the Tire Rack Ultimate Track Car Challenge win a trophy, bragging rights and ink in GRM, but they also receive valuable prizes …
Ryan Harness reckons the Shelby GT350 he's entered into our Ultimate Track Car Challenge will be the fastest car competing with factory air-conditioned seats still intact.
Can the Ultimate Track Car also be a vehicle that succeeds at being a daily driver? That's what Carl Roush intends to find out with his 2021 Toyota Supra.
More downforce, more suspension, more tire and more safety: That's the recipe behind the 2021 BMW M2 Competition Chris Nelms has entered into the Ulitmate Track Car Challenge.
Despite the CTS-V's reputation as a big and heavy Caddy, driver Christopher Drum looks forward to proving the competition wrong at our Ultimate Track Car Challenge.
