1-cylinder, 4-stroke, Unicam, 4-valve (36 mm titanium intake, 30 mm steel exhaust)
Displacement
450 cc
Bore x Stroke
96 x 62 mm
Compression Ratio
12:1
Carburetion
Keihin 40 mm flat-slide with Throttle Position Sensor (TPS)
Fuel Capacity
2.7 gal. including 0.8 gal. reserve
Ignition
CD with electronic advance
Starting
Electric
Cooling
Liquid
DRIVETRAIN
Transmission
5-speed
Drive System
2x4
Drive
O-ring-sealed chain
BRAKES/WHEELS/TIRES
Brakes
Front: Dual hydraulic 174 mm discs with twin-piston calipers
Rear: Single hydraulic 190 mm disc with single-piston caliper
Tires
Front: 22 x 7-10 knobby radial
Rear: 20 x 10-9 knobby radial
OPERATIONAL
Suspension
Front: Independent double-wishbone with Showa shocks, adjustable spring preload, rebound & compression damping; 8.4 in. travel
Rear: Pro-Link with single Showa shock with adjustable spring preload, rebound & compression damping; 9.3 in. travel