Skip to Main Contents

1998 YZ400F (0WK4)

Collection items

(1998 / Racing Machine)

YZ400F (0WK4)

This is the machine based on Yamaha’s first 4-stroke production motocrosser YZ400F and modified for AMA Championship competition in the United States. Doug Henry rode against 250cc 2-stroke machines and placed 7th in the ranking. He became the 250cc champion in the outdoor Nationals Motocross.

  • Engine type: Liquid-cooled, 4-stroke, DOHC 5-valve, single-cylinder, 399cm³
  • Transmission: 5-speed
  • Maximum power output: 40.5kW (55PS)
  • Weight: 107kg

*Figures show production model specs

*All figures, etc. in a model's description or specifications are from when the model was originally released.

Notice: The coloring and logos on the models on display have been reproduced to match the actual appearance in their day, and in the case of tobacco maker logos, their reproduction is in no way intended as promotion of the products or brands involved. The Yamaha Motor group accepts no responsibility regarding the damaging effects of smoking on health, etc.

Back to