Engine Size

450cc

Engine Type

Four-Stroke

Engine Displacement

449.9cc

Bore x Stroke

95 mm x 63.4 mm

Compression Ratio

13.6:1

Fuel System

Electronic Fuel Injection (EFI), 44 mm Keihin throttle body

Ignition

Keihin EMS, E-Start electric starter with lightweight Li-Ion 2.0 Ah battery

Transmission

Pankl Racing Systems 5-speed, motocross specific gear ratios (29:72); wet, Damped Diaphragm Steel (DDS) multi-disc clutch with single steel pressure plate instead of traditional coil springs, Brembo hydraulics, CNC-machined steel clutch basket

Final Drive

Chain, #520, non-sealed

Suspension Front

WP XACT-USD split air forks, closed cartridge system with capsulated adjustable air spring, mid-valve damping system, tool-free compression adjust and rebound adjust, 48 mm diameter, hydrostop for improved bottoming resistance, 310 mm (12.2") travel

Suspension Rear

WP XACT Monoshock with linkage, Computational Fluid Dynamics (CFD) optimized main piston, low-friction SKF seals, revised linkage system, tool-free adjustments, high/low-speed compression adjust, rebound adjust, 300 mm (11.8") travel

Brakes Front

Brembo hydraulic disc, 260 mm floating rotor

Brakes Rear

Brembo hydraulic disc, 220 mm wave rotor

Tires Front

Dunlop Geomax MX34, 80/100-21"

Tires Rear

Dunlop Geomax MX34, 120/90-19"

Seat Height

953 mm (37.5")

Wheelbase

1485 mm (58.5")

Ground Clearance

343 mm (13.5")

Rake/Trail

26.1°

Fuel Capacity

7.2 liters (1.9 gallons)

Curb Weight

104.1 kg (229.5 lbs) without fuel