 400cc
and 450cc Four-Stroke HP Comparison - Graph showing horsepower
(HP) ratings for factory delivered Gas Gas EC 450, Honda XR400R, Kawasaki
KLX400 / Suzuki DRZ400, KTM 400 EXC, and Yamaha WR450F dirt bikes. |
|
 Yamaha
Factory Motocross Team to Celebrate 50th Anniversary at Unadilla
- In celebration of its 50th anniversary, the Yamaha Factory Motocross
Team's stable of YZ450Fs will feature the yellow and black retro colors.
By Yamaha Motor Corp. |
|
| New for 2006:
WR250F | WR450F
| YZ250F | YZ450F |
|
 The
All New 2005 Yamaha TT-R230 - The all-new 2005 Yamaha TT-R230
is the perfect bike for mom or dad, either for riding with the kids
on their own Yamaha PWs or TT-Rs, or for getting around the camp area. |
|
| New for 2005:
WR250F | WR450F
| YZ250F | YZ450F |
|
| New for 2004:
WR250F | WR450F
| YZ250F | YZ450F |
|
  2003
YZ450F vs 2003 WR450F - Rear wheel size, weight, engine starting,
suspension, valve timing, fuel tank, drive chain, transmission gear
ratio, price, and rear wheel adjuster. |
|
| New for 2003:
WR250F | WR450F
| YZ250F | YZ450F |
|
| New for 2002:
WR250F | WR426F
| YZ250F | YZ426F |
|
| Yamaha unveiled the YZ250F and WR250F in 2001. |
|
| Yamaha unveiled the YZ400F in 1997. |
|
Links to Yamaha Four-Stroke Related Articles
on the Internet |
|
All Other Models