Yamaha WR450 (WR450F): review, history, specs

From BikesWiki.com, Japanese Motorcycle Encyclopedia

Class: hard-enduro

Production: 2003+

Related: Yamaha YZ450F

Models
Yamaha WR450F

(all markets)

2003-2004

Yamaha WR450F

(all markets)

2005-2006

Yamaha WR450F

(all markets)

2007-2011

Yamaha WR450F (2003-2004)
Yamaha WR450F (2005-2006)
Yamaha WR450F (2007-2011)
Models
Yamaha WR450F

(all markets)

2012-2015

Yamaha WR450F

(all markets)

2016-2018

Yamaha WR450F

(all markets)

2019-2020

Yamaha WR450F (2012-2015)
Yamaha WR450F (2016-2018)
Yamaha WR450F (2019-2020)
Models
Yamaha WR450F

(all markets)

2021-2023

Yamaha WR450F

(all markets)

2024+

Yamaha WR450F (2021-2023)
Yamaha WR450F (2024+)

History

History
Year Country Name / Frame / Engine
2003 All markets Name: Yamaha WR450F

Code: WR450FR (USA), 5TJ1, 5TJ2, 5TJ4

2004 All markets Name: Yamaha WR450F

Code: WR450FS (USA), 5TJ5, 5TJ6, 5TJ7

2005 All markets Name: Yamaha WR450F

Code: WR450FT (USA), 5TJ8, 5TJ9, 5TJA

2006 All markets Name: Yamaha WR450F

Code: WR450FV (USA), 5TJB, 5TJC, 5TJD

2007 All markets Name: Yamaha WR450F

Code: WR450FW (USA), 5TJE, 5TJF, 5TJG

2008 Europe, North America Name: Yamaha WR450F

Code: WR450FX (USA), 5TJK, 5TJL, 5TJM

2009 All markets Name: Yamaha WR450F

Code: WR450FY (USA), 5TJP, 5TJR, 5TJS

2010 Europe Name: Yamaha WR450F

Code: 5TJU, 5TJV

2011 Europe, North America Name: Yamaha WR450F

Code: WR450FA (USA), 1HB2, 1HB3

2012 Europe, North America Name: Yamaha WR450F

Code: WR450FB (USA), 1DX1, 1DX4

2013 Europe, North America, Japan Name: Yamaha WR450F

Code: WR450FD (USA), 1DX5, 1DX6, 1DX9

2014 Europe, North America, Japan Name: Yamaha WR450F

Code: WR450FE (USA), 1DXA, 1DXD

2015 Europe, North America Name: Yamaha WR450F

Code: WR450FF (USA), 1DXF, 1DXJ

2016 Europe, North America Name: Yamaha WR450F

Code: WR450FG (USA), 2GC1, 2GC2, 2GC3

2017 Europe, North America Name: Yamaha WR450F

Code: WR450FH (USA), 2GC6, 2GC7, 2GC8

2018 Europe, North America Name: Yamaha WR450F

Code: WR450FJ (USA), 2GCA, 2GCB, 2GCC

2019 Europe, North America Name: Yamaha WR450F

Code: WR450FK (USA)

2020 Europe, North America, Australia Name: Yamaha WR450F

Code: WR450FL (USA)

2021 Europe, North America, Australia Name: Yamaha WR450F

Code: WR450FM (USA)

2022 Europe, North America, Australia Name: Yamaha WR450F

Code: WR450FN (USA)

2023 Europe, North America, Australia Name: Yamaha WR450F

Code: WR450FP (USA)

2024 Europe, North America, Australia Name: Yamaha WR450F

Specifications

Yamaha WR450 (WR450F): specs.

Specifications
DIMENSIONS Overall length 2171 mm / 85,5 in – WR450F (2003-2006)

2175 mm / 85,6 in – WR450F (2007-2011, 2019-2023)

2315 mm / 91,1 in – WR450F (2012-2015)

2164 mm / 85,2 in – WR450F (2016-2018)

2170 mm / 85,4 in – WR450F (2024+)

Overall width 827 mm / 32,6 in – WR450F (2003-2006)

825 mm / 32,5 in – WR450F (2007+)

Overall height 1303 mm / 51,3 in – WR450F (2003-2006)

1295 mm / 51,0 in – WR450F (2007-2011)

1275 mm / 50,2 in – WR450F (2012-2015)

1280 mm / 50,4 in – WR450F (2016-2018)

1270 mm / 50,0 in – WR450F (2019-2023)

1265 mm / 49,8 in – WR450F (2024+)

Seat height 998 mm / 39,3 in – WR450F (2003-2006)

980 mm / 38,6 in – WR450F (2007-2011)

960 mm / 37,8 in – WR450F (2012-2015)

965 mm / 38,0 in – WR450F (2016-2018)

955 mm / 37,6 in – WR450F (2019+)

Wheelbase 1485 mm / 58,5 in – WR450F (2003-2011)

1475 mm / 58,1 in – WR450F (2012-2015)

1465 mm / 56,9 in – WR450F (2016-2018)

1480 mm / 58,3 in – WR450F (2019-2023)

1470 mm / 57,9 in – WR450F (2024+)

Ground clearance 371 mm / 14,6 in – WR450F (2003-2006)

365 mm / 14,4 in – WR450F (2007-2011)

335 mm / 13,2 in – WR450F (2012-2015)

325 mm / 12,8 in – WR450F (2016-2018)

320 mm / 12,6 in – WR450F (2019-2023)

330 mm / 13,0 in – WR450F (2024+)

Dry weight 112,5 kg / 248 lbs – WR450F (2007-2011)
Curb (wet) weight 122 kg / 269 lbs – WR450F (2003-2006)

129 kg / 284 lbs – WR450F (2012-2015)

123 kg / 271 lbs – WR450F (2016-2018)

119 kg / 262 lbs – WR450F (2019-2023)

117 kg / 258 lbs – WR450F (2024+)

FRAME Type Semi double cradle (steel) – WR450F (2003-2006)

Semi double cradle (aluminum) – WR450F (2007+)

Front suspension, travel 48 mm inverted telescopic fork (fully adjustable), 300 mm / 11,8 in – WR450F (2003-2015, 2024+)

48 mm inverted telescopic fork (fully adjustable), 310 mm / 12,2 in – WR450F (2016-2023)

Rear suspension, travel Swingarm with mono-shock (fully adjustable), 315 mm /12,4 in – WR450F (2003-2006)

Swingarm with mono-shock (fully adjustable), 305 mm /12,0 in – WR450F (2007-2011, 2024+)

Swingarm with mono-shock (fully adjustable), 300 mm /11,8 in – WR450F (2012-2015)

Swingarm with mono-shock (fully adjustable), 317 mm /12,5 in – WR450F (2016-2023)

Front tire size 90/90-21 (54M)
Rear tire size 130/90-18 (69M)
Front brake Single disc, 250 mm, 2-piston caliper – WR450F (2003-2015)

Single disc, 270 mm, 2-piston caliper – WR450F (2016+)

Rear brake Single disc, 245 mm, 1-piston caliper

Single disc, 240 mm, 1-piston caliper – WR450F (2024+)

Fuel capacity 10,0 l / 2,64 US gal – WR450F (2003-2006)

8,0 l / 2,11 US gal – WR450F (2007-2011)

7,2 l / 1,90 US gal – WR450F (2012-2015)

7,6 l / 2,0 US gal – WR450F (2016-2018)

8,3 l / 2,2 US gal – WR450F (2019-2020)

7,9 l / 2,08 US gal – WR450F (2021-2023)

7,4 l / 2,0 US gal – WR450F (2024+)

Trail 118 mm / 4,6 in – WR450F (2003-2006, 2019-2020)

117 mm / 3,0 in – WR450F (2007-2011)

115 mm / 4,5 in – WR450F (2012-2018)

116 mm / 4,56 in – WR450F (2021-2023)

109 mm / 4,3 in – WR450F (2024+)

Fuel economy
ENGINE Type Liquid-cooled 4-stroke
Cylinder arrangement Single cylinder
Bore & Stroke 95,0 x 63,4 mm – WR450F (2003-2015)

97,0 x 60,9 mm – WR450F (2016+)

Displacement 449 cm³ (15,2 cu in)
Compression ratio 12.5:1 – WR450F (2003-2006, 2016-2018)

12.3:1 – WR450F (2007-2015)

12.8:1 – WR450F (2019-2020)

13.0:1 – WR450F (2021+)

Valve train Chain driven DOHC, 5 valves – WR450F (2003-2015)

Chain driven DOHC, 4 valves – WR450F (2016+)

Max. power 41,6 hp (30,6 kW) – rear wheel
Max. torque 38,6 Nm (3,9 kg-m) – rear wheel
Acceleration 0 to 100 km/h (0-60 mph)
Top speed
CARBURETION SYSTEM Type Carburetor, 1x Keihin FCR-MX39 – WR450F (2003-2011)

Fuel Injection, 1x 44 mm – WR450F (2012+)

ID
DRIVE TRAIN Clutch Wet, multi-plate, cable operated
Transmission 5-speed
Final drive Chain
Primary reduction 2.818 – WR450F (2003-2006)

2.652 – WR450F (2007+)

Final reduction
Gear ratio

I

II

III

IV

V

2.416

1.733

1.312

1.050

0.840

ELECTRICAL Ignition CDI – WR450F (2003-2011)

TCI (digital) – WR450F (2012+)

Alternator A.C. magneto
Battery capacity 12V-6Ah

Images

Yamaha WR450 (WR450F): images, gallery.

Yamaha WR450F
Yamaha WR450F
Yamaha WR450F

Videos

Yamaha WR450 (WR450F): video.

2019 YAMAHA WR450F

Manuals

Yamaha WR450 (WR450F): manuals, parts, microfiches.