Justin Cooper set the fastest time in the 450SX Q1 session ahead of Chase Sexton and Eli Tomac.
The 250SX Q1 session was topped by Max Anstie and Tom Vialle with Pierce Brown third quickest.
Haiden Deegan was fifth fastest on his Star Yamaha.
450SX Group 1 – Q1:
250SX Group 1 – Q1:
Image: Yamaha Racing
