Ford mustang 2021. 2021 Ford Mustang Mach

Whatever the weight difference between them and the Shelby's carbon rollers, it didn't affect the Mach 1's ability to stop from 60 mph: It needed only an extra foot compared to the upgraded 2019 GT350.

At first, I thought I didn't have traction control off because it was putting the power down so well, but then I jabbed the accelerator to see and kicked the rear out.

And the regular 5.

But it certainly is more than just a hodgepodge of GT, Shelby, and Bullitt parts.

Front-row headroom measures 37.

Once again, a 6-speed manual transmission is standard, with a 10-speed automatic available as an option.

For more information about the Mustang's fuel economy, visit.

Front legroom is better in the Mustang, though, at 45.

0 inches 29.

The Shelby GT500 has an absolutely menacing 760 horsepower as well as high-performance hardware like Brembo brakes, MagneRide suspension, and a lightweight front strut tower brace.

2-liter V8 and a 7-speed dual-clutch automated transmission, plus launch control, selectable drive modes, 20-in aluminum wheels, magnesium front strut tower brace, leather seating surfaces, 12-in LCD digital instrument cluster, rear spoiler and a dual exhaust with quad tips.

The 2021 Mustang will still come as a coupe or a convertible, and its stable of high-performance offerings will be as full as ever.