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Key Specifications
Engine
Single cylinder, four-stroke
Torque
48.0 Nm (4.9 kgf-m or 35.4 ft.lbs) @ 7000 Revolutions"
Top Speed
170.0 km/h / 105.6 mph
Weight
110.7 kg / 244.0 lbs
Fuel Capacity
6.43 litres / 1.70 US gallons
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Full 2021 Honda CRF450R Specifications
Comments
Model id: CRF450R
Colours
Red
Ground Clearance (mm)
335 mm
Ground Clearance (in.)
13.2 inches
Seat Height
965 mm / 38.0 in.
Wheelbase
1481 mm / 58.3 in.
Height
1271 mm / 50.0 in.
Length
2191 mm / 86.3 in.
Width
827 mm / 32.6 in.
Oil Capacity (Quarts)
1.9 US quarts
Oil Capacity (l)
1.80 litres
Fuel Capacity
6.43 litres / 1.70 US gallons
Wet Weight
110.7 kg / 244.0 lbs
Fuel Control
Single Overhead Cams (SOHC)
Engine Type
Single cylinder, four-stroke
Displacement (ci)
27.44 cubic inches
Displacement (cc)
449.7 cc
Bore x Stroke (mm)
96.0 x 62.1 mm
Bore x Stroke (in,)
3.8 x 2.4 inches
Engine Detail
38mm intake valve, 31mm exhaust
Fuel System
Injection. Programmed Fuel Injection (PGM-FI), 46mm downdraft throttle body Read
Compression Ratio
13.5:1
Ignition
DC-CDI
Starter
Kick
Valve System
4
Clutch
Multi plate wet
Final Drive
Chain (final drive)
Gearbox
5-speed
Primary Drive
#520 Chain; 13T/49T
Frame Type
Aluminium twin tube
Suspension - Front
49mm inverted Showa fork with rebound and compression damping adjustability.
Suspension - Rear
Pro-Link® Showa single shock with adjustable spring preload, rebound and compression damping adjustability.
Rake
27.2°
Trail
114 mm / 4.5 in.
Wheel Travel - Front
310 mm / 12.2 in.
Wheel Travel - Rear
315 mm / 12.4 in.
Brakes - Front
Single disc. Hydraulic. Two-piston calipers.
Brakes - Rear
Single disc. Hydraulic. Single-piston caliper.
Rims
Dunlop MX3S tires
Tyres - Front
80/100-21
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