Ford Explains Why There's No Shelby GT500 Convertible
It all comes down to chassis rigidity as the Predator V8 is simply too powerful for a roofless Mustang. If you’re waiting for an S550 GT500 Convertible it may be time to settle for the coupe. In an interview with Ford Authority, representatives from Ford confirmed that there will not be a GT500 convertible.

Next-Gen Ford Mustang GT Prototype Makes Loud V8 Noises
As the current S550 Ford Mustang enters its golden years, so approaches the next-generation S650, about which we seem to know an increasing amount with each passing month. The new Mustang is rumored to enter production in the first half of 2023 (gosh, that snuck up, didn't it) as a 2024 model, with hybrid versions coming somewhere down the line.

Next-Gen Ford Mustang To Enter Production In March 2023: Report
The S650 could go hybrid and even AWD. Having been around since 2015, it's safe to say the S550 Ford Mustang is getting a bit long in the tooth. Nevertheless, the next-generation pony car might still take a while to arrive provided a new report from Autoline is to be believed.
