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Key Specifications
Engine
Single cylinder, four-stroke
Weight
116.6 kg / 257.0 lbs
Fuel Capacity
8.33 litres / 2.20 gallons
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Full 2018 Honda CRF450RX Specifications
Comments
Model ID: CRF450RX.
Colours
Red
Ground Clearance (in.)
12.9 inches
Ground Clearance (mm)
328 mm
Seat Height
960 mm / 37.8 in.
Wheelbase
1,476 mm / 58.1 in.
Fuel Capacity
8.33 litres / 2.20 gallons
Wet Weight
116.6 kg / 257.0 lbs
Bore x Stroke (in,)
3.8 x 2.4 inches
Bore x Stroke (mm)
96.0 x 62.0 mm
Engine Type
Single cylinder, four-stroke
Fuel Control
Single Overhead Cams (SOHC)
Engine Detail
38mm intake valve, titanium; 31mm exhaust, steel
Fuel System
Injection. Programmed Fuel Injection (PGM-FI)
Compression Ratio
13.5:1
Fuel Reserve
1.60 litres / 0.42 gallons
Ignition
Full transistorized with electronic advance
Starter
Electric & kick
Valve System
4
Final Drive
Chain
Gearbox
5-speed
Primary Drive
#520 T-ring-sealed chain; 13T/51T
Frame Type
Semi-double cradle, aluminium twin-spar
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
116 mm / 4.6 in.
Wheel Travel - Front
305 mm / 12.0 in.
Wheel Travel - Rear
312 mm / 12.3 in.
Brakes - Front Diameter (in.)
10.2 inches
Brakes - Front Diameter (mm)
260 mm
Brakes - Rear Diameter (in.)
9.4 inches
Brakes - Rear Diameter (mm)
240 mm
Brakes - Front
Single disc. Two-piston calipers.
Brakes - Rear
Single disc
Rims
Dunlop Geomax tires
Tyres - Front
90/90-21
Tyres - Rear
120/90-18
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