![McLaren Speedtail prototype](http://www.maxxd.com/wp-content/uploads/2018/11/mclaren_100678428_t.gif)
After revealing the Speedtail last month, McLaren has announced it’s ready to begin a rigorous test program for its new flagship Ultimate Series car. On Friday, the British marque unveiled the first Speedtail prototype as it gears up for a year-long test regimen across the globe. The prototype Speedtail doesn’t exactly represent the production car…
![](http://feeds.feedburner.com/~r/Motorauthority2/~4/gj5AUCSVI9c)