Fly Racing presents Racer X Bike Breakdowns from the pro pits. Kris Keefer chats with Haiden Deegan's mechanic Brent Duffe to learn what makes a factory Monster Energy Yamaha Star Racing YZ250F tick. Is Deegan on a different engine spec than other riders on the Star team? How does the squad prep for races at elevation? Plus, gearing details and more.
Visit Racer X Online: https://bit.ly/2VKTEp0
Subscribe to Racer X Magazine: https://bit.ly/2E45hlW
Follow us on Instagram: https://bit.ly/2X2F7Xc
Follow us on Facebook: https://bit.ly/2HvF6Wy
Follow us on Twitter: https://bit.ly/2JWWaWV
Subscribe to Racer X on YouTube: https://bit.ly/2HvhS2E