Cooper Webb si prepara sul tracciao Sx di Milestone per il debutto nella classe 450Sx in sella alla sua Yamaha ufficiale #2.

Cooper Webb 450 SX testing at Milestone…

WEBB RAW – Cooper Webb SX Testing

Cooper Webb 450 SX testing at Milestone… Subscribe now to get your regular fix of moto goodness, it really keeps us motivated to produce more! Get the new Dirt Bike Rider News App! Read and Watch motocross and supercross anywhere, FREE!