2009 TRX450ER Electric Start Sportrax
ENGINE
Engine Type	450cc liquid-cooled single-cylinder four-stroke
Bore and Stroke	96.0mm x 62.0mm
Induction	Keihin 40.0mm flat slide with throttle position sensor (TPS)
Compression Ratio	12.0:1
Valve Train	Unicam; four-valve
Ignition	CD with electronic advance
Starter	Electric
DRIVE TRAIN
Clutch	Manual
Transmission	Five-speed
Driveline	O-ring-sealed
CHASSIS / SUSPENSION / BRAKES
Front Suspension	Independent double-wishbone with Showa shocks, featuring adjustable spring preload, rebound and compression damping; 8.4-inch travel
Rear Suspension	Pro-Link with single Showa shock featuring adjustable spring preload, rebound and compression damping; 9.0-inch travel
Front Brakes	Dual hydraulic 174.0mm discs with twin-piston calipers
Rear Brakes	Single hydraulic 190.0mm disc with single-piston caliper
Front Tire	22 x 7-10 knobby radial
Rear Tire	20 x 10-9 knobby radial
DIMENSIONS
Length	73.3 inches
Width	46.3 inches
Height	43.3 inches
Wheelbase	50.2 inches
Seat Height	32.8 inches
Curb Weight	390 pounds
Fuel Capacity	2.7 gallons, including 0.8 gallon reserve
Available Colors	White, Red, Black