Yamaha WR 450F Specs

2005 - 2014 • 3 variants

The Yamaha WR 450F is an enduro motorcycle produced from 2005 to 2014 across 3 variants. It is powered by a four stroke, single cylinder, dohc, 5 titanium valve per cylinder.. Peak power output is 58 hp. Peak torque is 49 Nm.

About the Yamaha WR 450F

Documented here are the full technical specifications for the Yamaha WR 450F, a Enduro / Off-Road motorcycle with a production run from 2003 to 2024. Specification data includes engine type and displacement, maximum power and torque output, transmission details, frame construction, suspension travel front and rear, brake types and rotor dimensions, tyre sizes, and overall weight and dimension figures. Select a year above to view the complete spec sheet for that model year.

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Yamaha WR 450F by Year

2014 Yamaha WR 450F View specs →

2008 Yamaha WR 450F View specs →

2006 Yamaha WR 450F View specs →

Spec Evolution

How key specs changed across production years.

Specification	2004	2006	2008	2010	2012	2014	2016	2018	2024
Frame Type	Steel, Single cradle frame	Steel, Single cradle frame	Steel, Single cradle frame	Steel, Single cradle frame	Aluminium bilateral beam	Aluminium bilateral beam	Aluminium bilateral beam	Aluminium bilateral beam	Control Fill Aluminium bilateral beam
Displacement	449 cc / 27.4 in	449 cc / 27.4 in	449 cc / 27.4 in	449 cc / 27.4 in	449 cc / 27.4 cu in	449 cc / 27.4 cu in	449 cc / 27.4 cu in	449 cc / 27.4 cu in	449 cc / 27.4 cu in
Seat Height	998 mm / 39.3 in	998 mm / 39.3 in	998 mm / 39.3 in	998 mm / 39.3 in	960 mm / 37.8 in ↓	960 mm / 37.8 in	960 mm / 37.8 in	965 mm / 38. in ↑	955 mm / 37.6 in ↓
Dry Weight	112.5 kg / 248 lbs	112.5 kg / 248 lbs	112.5 kg / 248 lbs	112.5 kg / 248 lbs	112.5 kg / 268 lbs	112.5 kg / 268 lbs	112.5 kg / 268 lbs	-	-
Engine Detail	Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.	Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.	Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.	Four stroke, single cylinder, DOHC, 5 titanium valve per cylinder.	Four stroke, Single cylinder, DOHC, 5 valves	Four stroke, Single cylinder, DOHC, 5 valves	Four stroke, Single cylinder, DOHC, 5 valves	Four stroke, Single cylinder, DOHC, 4 titanium valves ↓	Four stroke, Single cylinder, DOHC, 4 titanium valves
Brakes - Front	Single 250mm disc 4 piston caliper	Single 250mm disc 4 piston caliper	Single 250mm disc 4 piston caliper	Single 250mm disc 4 piston caliper	Hydraulic single 250 mm disc 4 piston caliper	Hydraulic single 250 mm disc 4 piston caliper	Hydraulic single 250 mm disc 4 piston caliper	Single hydraulic single 270 mm disc 4 piston caliper ↑	Single hydraulic single 270 mm disc 4 piston caliper
Wheelbase	1485 mm / 58.5 in	1485 mm / 58.5 in	1485 mm / 58.5 in	1485 mm / 58.5 in	1475 mm / 58.1 in ↓	1475 mm / 58.1 in	1475 mm / 58.1 in	1465 mm / 57.7 in ↓	1470 mm / 57.9 in ↑
Brakes - Rear	Single 245mm disc 2-piston caliper	Single 245mm disc 2-piston caliper	Single 245mm disc 2-piston caliper	Single 245mm disc 2-piston caliper	Single 245 mm disc 2 piston caliper	Single 245 mm disc 2 piston caliper	Single 245 mm disc 2 piston caliper	Single 245 mm disc 2 piston caliper	Single 240 mm disc 2 piston caliper ↓
Fuel Capacity	8 Liters / 2.1 US gal	8 Liters / 2.1 US gal	8 Liters / 2.1 US gal	8 Liters / 2.1 US gal	7.2 Litres / 1.9 US gal ↓	7.2 Litres / 1.9 US gal	7.2 Litres / 1.9 US gal	7.5 Litres / 2.0 US gal ↑	7.4 Litres / 2.0 US gal ↓
Ground Clearance	365 mm / 14.3 in	365 mm / 14.3 in	365 mm / 14.3 in	365 mm / 14.3 in	335 mm / 13.2 in ↓	335 mm / 13.2 in	335 mm / 13.2 in	325 mm / 12.8 in ↓	330 mm / 13.0 in ↑
Suspension - Front	46mm Kayaba inverted telescopic fork, compression and rebound damping adjustable	46mm Kayaba inverted telescopic fork, compression and rebound damping adjustable	46mm Kayaba inverted telescopic fork, compression and rebound damping adjustable	46mm Kayaba inverted telescopic fork, compression and rebound damping adjustable	48mm Upside down telescopic fork ↑	48mm Upside down telescopic fork	48mm Upside down telescopic fork	48mm Kayaba spring-type fork with speed sensitive, damping; fully adjustable	48mm Kayaba spring-type fork with speed sensitive, damping; fully adjustable
Suspension - Rear	Fully adjustable Kayaba single shock, 315mm wheel travel, separate speed compression adjustment	Fully adjustable Kayaba single shock, 315mm wheel travel, separate speed compression adjustment	Fully adjustable Kayaba single shock, 315mm wheel travel, separate speed compression adjustment	Fully adjustable Kayaba single shock, 315mm wheel travel, separate speed compression adjustment	Swingarm, link suspension, mono shock	Swingarm, link suspension, mono shock	Swingarm, link suspension, mono shock	Swingarm, link suspension, mono shock, Kayaba single shock; fully adjustable	Swingarm, link suspension, mono shock, Kayaba single shock; fully adjustable
Clutch	Wet, multiple discs, cable operated	Wet, multiple discs, cable operated	Wet, multiple discs, cable operated	Wet, multiple discs, cable operated	Wet, multi-disc	Wet, multi-disc	Wet, multi-disc	Wet, multi-disc,	Wet, multi-disc
Bore x Stroke	95 x 63.4 mm	95 x 63.4 mm	95 x 63.4 mm	95 x 63.4 mm	95 x 63.4 mm	95 x 63.4 mm	95 x 63.4 mm	97.0 x 60.8mm ↑	97.0 x 60.8mm
Final Drive	"O" ring Chain	"O" ring Chain	"O" ring Chain	"O" ring Chain	Chain	Chain	Chain	O-ring chain	O-ring chain
Height	1300 mm / 51.2 in	1300 mm / 51.2 in	1300 mm / 51.2 in	1300 mm / 51.2 in	1275 mm / 50.2 in ↓	1275 mm / 50.2 in	1275 mm / 50.2 in	1280 mm / 50.4 in ↑	1265 mm / 49.8 in ↓
Length	2175 mm / 85.6 in	2175 mm / 85.6 in	2175 mm / 85.6 in	2175 mm / 85.6 in	2315 mm / 91.1 in ↑	2315 mm / 91.1 in	2315 mm / 91.1 in	2165 mm / 85.2 in ↓	2170 mm / 85.4 in ↑
Wet Weight	122 kg / 268 lbs	122 kg / 268 lbs	122 kg / 268 lbs	122 kg / 268 lbs	122 kg / 268 lbs	122 kg / 268 lbs	122 kg / 268 lbs	123 kg / 271 lbs ↑	117 kg / 258 lbs ↓
Compression Ratio	12.5:1	12.5:1	12.5:1	12.5:1	12.3:1 ↓	12.3:1	12.3:1	12.5:1 ↑	13.0:1 ↑
Gear Ratios	-	-	-	-	-	-	-	1st 2.417 (29/12) 2nd 1.733 (26/15) 3rd 1.313 (21/16) 4th 1.050 (21/20) 5th 0.840 (21/25)	1st 2.500 (30/12) 2nd 1.800 (27/15) 3rd 1.350 (27/20) 4th 1.100 (22/20) 5th 0.880 (25/21)
Tyres - Front	80/100-21	80/100-21	80/100-21	80/100-21	80/100-21 51P	80/100-21 51P	80/100-21 51P	80/100-21	90/90-21 ↑
Tyres - Rear	110/100-18	110/100-18	110/100-18	110/100-18	120/90-18 65P ↑	120/90-18 65P	120/90-18 65P	120/90-18	140/80-18 ↑
Primary Drive Ratios	-	-	-	-	-	-	-	2.609 (60/23)	2.481 (67/27) ↓
Rake	-	-	-	-	27°	27°	27°	26.3° ↓	27.0° ↑
Transmission / Drive	5 Speed	5 Speed	5 Speed	5 Speed	5-Speed, constant mesh	5-Speed, constant mesh	5-Speed, constant mesh	5-Speed, Wide-ratio constant-mesh	5-Speed, Wide-ratio constant-mesh
Fuel Induction	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	39mm Keihin FCR flat-slide throttle position sensor	44mm KeihinØ fuel injection ↑	Fuel injection
Trail	-	-	-	-	115 mm / 4.5 in	115 mm / 4.5 in	115 mm / 4.5 in	115 mm / 4.5 in	121 mm / 4.76 in ↑
Wheel Travel - Front	300 mm / 11.8 in	300 mm / 11.8 in	300 mm / 11.8 in	300 mm / 11.8 in	300 mm / 11.8 in	300 mm / 11.8 in	300 mm / 11.8 in	310 mm / 12.2 in ↑	300 mm / 11.8 in ↓
Max Power	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	58 hp / 42.3 kW @ 9000 rpm	NA	NA
Wheel Travel - Rear	318 mm / 12.4 in	318 mm / 12.4 in	318 mm / 12.4 in	318 mm / 12.4 in	305 mm / 12.0 in ↓	305 mm / 12.0 in	305 mm / 12.0 in	310 mm / 12.2 in ↑	306 mm / 12.0 in ↓
Ignition	Digital CDI	Digital CDI	Digital CDI	Digital CDI	CDI	CDI	CDI	TCI: Transistor Controlled Ignition	TCI: Transistor Controlled Ignition
Max Torque	49 Nm / 33.1 lb-ft @ 7000 rpm	49 Nm / 33.1 lb-ft @ 7000 rpm	49 Nm / 33.1 lb-ft @ 7000 rpm	49 Nm / 33.1 lb-ft @ 7000 rpm	5.0 kgf-m 36.2 ft-lb @ 7500 rpm ↓	5.0 kgf-m 36.2 ft-lb @ 7500 rpm	5.0 kgf-m 36.2 ft-lb @ 7500 rpm	NA	NA
Lubrication	Wet Sump	Wet Sump	Wet Sump	Wet Sump	Dry sump	Dry sump	Dry sump	Dry sump	Dry sump
Starter	Electric / Kick-starter	Electric / Kick-starter	Electric / Kick-starter	Electric / Kick-starter	Electric & kick	Electric & kick	Electric & kick	Electric	Electric

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