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WR450F
449cc4-stroke1 cylLiquid-cooledElectric start
About the WR450F
Yamaha's 450cc four-stroke enduro bike, derived from the YZ450F with wide-ratio gearing, lights and a larger tank. For enduro racers and experienced off-road riders.
- Family
- WR-F Enduro
- Model years
- 1998 – present
- Also known as
- WR 450 F, WRF450, WR400F, WR426F, WR 400 F
10 sources
- dirtaction.com.au
- tmxnews.co.uk › first-look-yamahas-2016-wr450f
- cyclenews.com › 2019-yamaha-wr450f-first-look
- enduro21.com › first-look-2024-yamaha-wr450f-lightest-…
- motorbox.com › yamaha-wr450f-wr250f-tt-r50-tt-r110-2027
- yamahamotorsports.com › wr450f
- yamahamotorsports.com › specs
- en.wikipedia.org › Yamaha_WR450F
- bikesales.com.au › yamaha-wr450f-14129
- transmoto.com.au
Generations
2027 – present
WR450FCurrentAdded. Transmoto: 'major updates' to engine, frame (new front downtube), KYB shock, new hydraulic clutch, rear brake and bodywork; Yamaha USA marks the 2027 WR450F 'NEW'. The same scale of change as the YZ450FX's 2027 split; the engine is the 2024 one retuned. Editor may treat it as an update instead.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2024 – 2026
WR450FAll-new on the 2023 YZ450F engine with a lower, slimmer chassis.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2019 – 2023
WR450FFull redesign on the 2018-type YZ450F engine and frame; kickstarter removed.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2016 – 2018
WR450FAll-new model on the reverse-cylinder YZ450F engine and WR250F chassis.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2012 – 2015
WR450FFuel injection added and a slimmer aluminum frame from the YZ250F; still forward-cylinder five-valve.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric & kick start
- Gearbox
- 5-speed
- Fuel
- Fuel injection
2007 – 2011
WR450FNew aluminum frame, dry-sump revisions and revised carb and cam settings.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric & kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
2003 – 2006
WR450FAll-new 449cc five-valve engine with electric start in a steel semi-double-cradle frame.
- Engine
- 449cc
- Cooling
- Liquid-cooled
- Starter
- Electric & kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
2001 – 2002
WR426FAdded. Wikipedia's infobox says 2001–2003, but its own text and Dirt Action put the WR450F at 2003.
- Engine
- 426cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
1998 – 2000
WR400FAdded from the wr400f merge.
- Engine
- 400cc
- Cooling
- Liquid-cooled
- Starter
- Kick start
- Gearbox
- 5-speed
- Fuel
- Carburettor
Year specs
- Engine
- 449 cc
- Bore × stroke
- 97 × 60.8 mm
- Cooling
- Liquid-cooled
- Starter
- —
- Gearbox
- 5-speed
- Fuel system
- Fuel injection
- Horsepower
- —
- Torque
- —
- Dry weight
- —
- Wet weight
- 116.1 kg
- Seat height
- 955 mm
- Ground clearance
- 330 mm
- Wheelbase
- 1471 mm
- Fuel capacity
- 7.6 L
- MSRP
- $10,499
engine_cc computed from the cited bore x stroke.
1 source
Gallery
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