Model: CRF450R
Engine Type: 449cc liquid-cooled single-cylinder four-stroke
Bore and Stroke: 96mm x 62.1mm
Compression ratio: 12.5:1
Valve Train: Unicam, four-valve; 36mm intake, titanium; 31mm exhaust, steel
Induction: PGM-FI, 46mm throttle body
Ignition: Full transistor with electronic advance
Transmission: Close-ratio five-speed
Final Drive: #520 chain; 13T/48T
Suspension
Front: 48mm inverted KYB PSF® (Pneumatic Spring Fork) with rebound and compression-damping adjustability. 12.2 inches travel.
Rear: Pro-Link® KYB single shock with adjustable spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed; 12.4 inches travel
Front: 48mm inverted KYB PSF® (Pneumatic Spring Fork) with rebound and compression-damping adjustability. 12.2 inches travel.
Rear: Pro-Link® KYB single shock with adjustable spring preload, rebound damping adjustability, and compression damping adjustment separated into low-speed and high-speed; 12.4 inches travel
Brakes
Front: Single 240mm disc with twin-piston caliper
Rear: Single 240mm disc
Front: Single 240mm disc with twin-piston caliper
Rear: Single 240mm disc
Tires
Front: Dunlop MX51FA 80/100-21
Rear: Dunlop MX51 120/80-19
Front: Dunlop MX51FA 80/100-21
Rear: Dunlop MX51 120/80-19
Wheelbase: 58.7 inches
Rake (Caster Angle): 27°04′
Trail: 116mm (4.57 inches)
Seat Height: 37.5 inches
Ground Clearance: 13.0 inches
Fuel Capacity: 1.66 gallons
Color: Red
Curb Weight*: 242.7 pounds
