Nickname: Nguyen
Team name: Nguyen MX Race Team
Race number: 66
Date of birth: 5/11/2009
Hometown/state: Alkimos, Western Australia
ProMX class: MX3
ProMX debut: 2025
Career highlights: 13th overall in the 85cc 2-stroke/150cc 4-stroke 14 – Under 16 class at the Australian Junior Motocross Championship, 2024; sixth-place overall at the West Australian Junior Motocross State Championship
Make and model of 2026 motorcycle: Yamaha YZ250F
Sponsors: Goldfields Mechanical Contracting P/L, Perth Mobile 1 Mechanic, Perth Residential Concrete, Penrite Oils, Cully’s Yamaha, Krooztune Suspension
First motorcycle: Yamaha YZ65
Describe yourself: Harley is passionate about motocross and chasing his dreams
Hobbies outside of racing: Go to the beach and spend time with family and friends
Race preparation: Cycle, gym and run
Social media handle: Instagram: @harleynguyen_66