2026 KAWASAKI KX™ 450X

Dirt Bike | Kawasaki

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Specifications

Frame Perimeter, aluminum
Clutch Wet multi-disc, manual
Engine 449cc, liquid-cooled, 4-stroke, DOHC 4-valve single
Ignition Digital DC-CDI
Starting Electric
Rear Tire 120/90-18 65M
Wheelbase 1,480 mm (58.3 in)
Front Tire 80/100-21 51M
Rear Brake ø240 mm petal disc with single-piston caliper
Final Drive Chain
Front Brake Semi-floating ø270 mm petal disc with dual-piston caliper
Fuel System Fuel injection: ø44 mm x 1
Lubrication Forced lubrication, semi-dry sump
Seat Height 950 mm (37.4 in)
Curb Weight* 113.4 kg (250 lb)
Rake / Trail 27.0° / 118 mm
Transmission 5-speed, return
Bore X Stroke 96.0 x 62.1 mm
Fuel Capacity 6.2 litres
Road Clearance 335 mm (13.2 in)
Compression Ratio 12.5:1
Weight Without Fuel 108.8 kg (240 lb)
Steering Angle (L/R) 42° / 42°
Dimensions (L X W X H) 2,175 x 815 x 1,260 mm (85.6 x 32.1 x 49.6 in)
Rear Suspension / Wheel Travel New Uni Trak with adjustable dual-range (high/low-speed) compression damping, adjustable rebound damping and adjustable spring preload / 307 mm (12.1 in)
Front Suspension / Wheel Travel ø49 mm inverted fork with adjustable compression and rebound damping / 305 mm (12.0 in)