2. HAM gearbox had only done two races. BOT's has done three (changed post Spain) but again @MercedesAMGF1 confident it won't have issue— Adam Cooper (@adamcooperF1) July 8, 2017
2. HAM gearbox had only done two races. BOT's has done three (changed post Spain) but again @MercedesAMGF1 confident it won't have issue