Nickname: Clarky
Race number: 189
Date of birth: 18/09/2009
Hometown/state: Wagga Wagga, New South Wales
ProMX class: MX3
ProMX debut: 2023
Career highlight: Finishing top 10 in the Victorian championship
Make and model of 2025 motorcycle: Yamaha YZ250F
Sponsors: Wagga Trucks, Whitehouse Motorcycles, Wagga Supps, Fox Racing, Motorex, Advanced Sports Performance, Kaizen Mindset Coaching, Force Tape
First motorcycle: Honda CRF50
Describe yourself: Billy is adventurous, fun, caring and hardworking with a passion for racing
Hobbies outside of racing: Gym, camp and fish
Race preparation: Practice on the motorcycle, undertake personal training sessions with Matt at Advanced Sports Performance and mindset coaching with Seb at Kaizen Mindset
Social media handles: Facebook: Clarky 189 MX, Instagram: @clarky189