2007 Honda TRX450R/TRX450ER- Specifications
Model: TRX450R (kick start) / TRX450ER (electric start)
Engine Type: 450cc liquid-cooled single-cylinder four-stroke
Bore and Stroke: 96mm x 62mm
Compression Ratio: 12.0:1
Valve Train: Unicam; four-valve
Carburetion: Keihin 40mm flat slide with throttle position sensor (TPS)
Ignition: CD with electronic advance
Starter: Electric or forward kick
Transmission: Five-speed
Final Drive: O-ring- sealed chain
Suspension: Front: Independent double-wishbone with Showa shocks, featuring adjustable spring preload, rebound and compression damping; 8.4 inches travel
Rear: Pro-Link with single Showa shock featuring adjustable spring preload, rebound and compression damping; 9.3 inches of travel

Brakes: Front: Dual hydraulic 174mm discs with twin-piston calipers
Rear: Single hydraulic 190mm disc with single-piston caliper

Tires: Front: 22 x 7-10 knobby radial
Rear: 20 x 10-9 knobby radial

Length: 73.3 inches
Width: 46.3 inches
Height: 43.3 inches
Seat Height: 32.8 inches
Ground Clearance: 4.4 inches
Wheelbase: 50.2 inches
Dry Weight: 357 pounds (TRX450R) / 363 pounds (TRX450ER)
Fuel Capacity: 3.1 gallons
Colors: TRX450R: Red
TRX450ER: Red, White, Black/Flame

Consult owner's manual for optional HRC Racing Kit parts.
For highly experienced riders 16 years of age and older.
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