Motorcycle:
Yamaha YZ450F

Classes:
Supercross (AMA Supercross Series and FIM World Championship)

450 Class (Lucas Oil AMA
Motocross Championship)

Justin Brayton joins the Muscle Milk/Toyota Team after the best year of his career, including a moto win and podium in the Premier Class at the last round of the Lucas Oil AMA Pro Motocross Championship at Steel City Raceway in Delmont, Pennsylvania and a Silver Medal at X Games 15 in Moto X. Most recently Justin walked away from the Bercy Supercross the overall winner and King of Bercy, as well as winning the Genova Supercross in Italy.

Motorcycle:
Yamaha YZ450F

Classes:
Supercross (AMA Supercross and FIM World Championship Series)

Motocross (Lucas Oil AMA
Motocross Championship)

Competing professionally since 2004, Grant has finished within the top-10 in final points in every series he has campaigned. In addition, he has visited the podium during every series he has raced in. Josh has won four Lites AMA events, a U.S. Open of Supercross Lites Title, a Bronze Medal in Moto X at X Games 14, the 2009 Anaheim Supercross opener, and an overall win at Red Bud in the AMA Motocross Series.

Motorcycle:
Yamaha YZ450F

Classes:
Supercross (AMA Supercross and FIM World Championship Series)

Motocross (Lucas Oil AMA
Motocross Championship)

Michael Byrne, an Australian native with more than 10 years of experience as a professional racing in the U.S. has joined the Muscle Milk/Toyota/JGRMX Team as a substitute for the injured Josh Grant.

Byrne is a three-time Australian National Champion, and has been to the podium numerous times racing in the U.S. Muscle Milk/Toyota/JGRMX’s team manager, Jeremy Albrecht worked closely with Byrne for several years at Kawasaki Factory Racing where Byrne was a rider and Jeremy was a tuner.