The prototype version of the 2010 YAMAHA YZR-M1 Test in Valencia Circuit

2010 YAMAHA YZR-M1The prototype version of the 2010 Yamaha YZR-M1 tested by two drivers FIAT YAMAHA, Velentino Rossi and Jorge Lorenzo. The results of tests on prototype version of the 2010 Yamaha YZR-M1 Valentino Rossi to impress, although not being the best, but Valentino Rossi was no progress in the development of the YZR-M1 last tested in the circuit portugal, especially for rear grip is