2027 Honda CRF450RX Specifications

ENGINE  
Type 449.5cc liquid-cooled single-cylinder four-stroke
Valvetrain OHC Unicam®; four valves per cylinder; 40mm intake, titanium; 32mm exhaust, titanium
Bore x Stroke 97.0mm x 60.8mm
Compression Ratio 13.8:1
Induction Programmed electronic fuel-injection system (PGM-FI); 46mm throttle body
Ignition Transistor Controlled Ignition (TCI)
Starter Push-button electric starter
Transmission Constant-mesh five-speed manual
Clutch Multiplate wet, hydraulically actuated
Final Drive #520 chain; 13T/51T
SUSPENSION  
Front 49mm Showa telescopic inverted coil-spring fork w/ adjustable compression/rebound damping; 12.2-inch travel
Rear Pro-Link® system w/ single Showa shock absorber; adjustable spring preload, compression/rebound damping; w/ 12.0-inch travel
BRAKES  
Front Single dual-piston hydraulic caliper w/ 260mm petal-style disc
Rear Single one-piston hydraulic caliper w/ 240mm petal-style disc
TIRES  
Front Dunlop Geomax AT81 90/90-21 tube-type
Rear Dunlop Geomax AT81 120/90-18 tube-type
MEASUREMENTS  
Rake 27.7°
Trail 4.7 inches (118mm)
Length 86.6 inches
Width 33.0 inches
Height 50.3 inches
Ground Clearance 12.8 inches
Seat Height 37.4 inches
Wheelbase 58.7 inches
Fuel Capacity 1.9 gallons
Curb Weight* 240 pounds
Weight No Fuel 228 pounds
OTHER  
Color Red
Warranty None

*Includes all standard equipment, required fluids and full tank of fuel—ready to ride
Specifications subject to change