Enduro Bikes
2002Yamaha WR 426 F
31 fields on record
The 2002 Yamaha WR 426 F is a high-performance four-stroke dirt bike engineered for serious off-road riders and competition use. Its potent 426cc liquid-cooled engine delivers aggressive power delivery ideal for motocross racing and demanding trail riding. Known for excellent handling and durability, the WR 426 F established itself as a competitive alternative to traditional two-stroke machines.
- Capacity
- 426.0 ccm
- Engine
- Single
- Gearbox
- 5-speed
- Dry weight
- 112.5 kg
- Seat height
- 998 mm
- Power
- 42.6 HP (31.3 kW)
What’s new for the 2002 Yamaha WR 426 F
vs the 2001| Spec | 2001 | 2002 |
|---|---|---|
| Power | 47.0 HP (34.6 kW) | 42.6 HP (31.3 kW) |
| Torque | 40.0 Nm (4.1 kgf-m or 29.5 ft.lbs) | not listed |
| Seat height | 960 mm (37.8 inches) | 998 mm (39.3 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for competitive cross and motocross-style off-road riding, not for street use or commuting.
- Built for
- A raw, high-revving, five-valve single-cylinder thumper that rewards aggressive, committed riding with sharp agility and strong torque delivery off-road.
- Not ideal for
- Not suitable for new riders, daily commuting, passengers, or anyone seeking a comfortable road-going or touring motorcycle.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 426.0 ccm
- Power
- 42.6 HP (31.3 kW)
- Engine type
- Single
- Power/weight ratio
- 0.3787 HP/kg (dry)
- Bore x stroke
- 95.0 x 60.1 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Valves per cylinder
- 5
- Torque
- Not on record - add it
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1490 mm
- Overall length
- 2270 mm
- Overall width
- 835 mm
- Overall height
- 1303 mm
- Seat height
- 998 mm
- Dry weight
- 112.5 kg
- Wet weight
- 122.0 kg
- Fuel capacity
- 8.00 litres
- Ground clearance
- 375 mm
Chassis & suspension
- Front wheel travel
- 300 mm
- Rear wheel travel
- 315 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 250 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
- Front tyre
- 90/90-21
- Rear tyre
- 130/90-18
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2001 | 2002 |
|---|---|---|
| Capacity | 426 cc | 426 cc |
| Dry weight | 113 kg | 113 kg |
| Seat height | 960 mm | 998 mm |
| Fuel capacity | 8 L | 8 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Yamaha WR 426 F?
The 2002 Yamaha WR 426 F has a Capacity of 426.0 ccm (26.00 cubic inches).
What engine power does the Yamaha WR 426 F have?
The 2002 Yamaha WR 426 F has a Power of 42.6 HP (31.3 kW).
How many gears does the Yamaha WR 426 F have?
The 2002 Yamaha WR 426 F has a Gearbox of 5-speed.
How much does the Yamaha WR 426 F weigh?
The 2002 Yamaha WR 426 F has a Dry weight of 112.5 kg (248.0 pounds).
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