Yamaha
2025 YZ450FX
GNCC-style 450 off-roader. More range and a calmer gearbox than the YZ450F, still a lot of bike in the trees.
Off-road / XC4-strokeAdvanced
Specs
US-catalog figures for setup math — not a window sticker. Weigh your bike and read the OEM sheet or owner’s manual before you order springs or sprockets. Source.
- Model year
- 2025
- Class
- Off-road / XC
- Engine
- 450 cc 4-stroke
- Claimed power
- 54 hp
- Wet weight
- 251 lb
- Seat height
- 37.6 in
- Fuel
- 1.8 gal
- Front tire
- 80/100-21
- Rear tire
- 110/100-18
- Sprockets
- 13/48
- Gears
- 5-speed
- Cooling
- Liquid
- Rider level
- Advanced
- Typical MSRP
- $10,599
Run the numbers
Open a calculator with this bike in mind. Punch in the spec from the table.