2019 KX450
The KX450 has always been built with one goal in mind: to put riders on the top step of the
podium. With over 40 years of KX heritage, Kawasaki now delivers an unrivaled MX1
category machine with a stronger engine mounted in the leanest chassis to date. On
top of that, the machine has many class defining features ensuring riders
reach the podium in style.
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Engine
Engine type
Liquid-cooled, 4-stroke Single
Bore x stroke
96 x 62.1 mm
Valve/Induction system
DOHC, 4 valves
Fuel system
Fuel injection: 43 mm x 1 (Keihin)
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Frame & Dimensions
Frame type
Perimeter, aluminium
Wheel travel - front
305 mm
Wheel travel - rear
307 mm
Tyre - front
80/100-21 51M
Tyre - rear
120/80-19 63M
Steering angle - left / right
42 / 42
Dimensions (L x W x H)
2,185 x 830 x 1,275 mm
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Brakes & Suspension
Suspension - front
49 mm inverted Separate Function front Fork Air - Triple Air Chamber (SFF-Air TAC). Compression damping: 22-way. Rebound damping: 20-way
Suspension - rear
Uni-Trak. Compression damping: 19-way (low-speed), 4-turns or more (high-speed). Rebound damping: 22-way. Spring preload: Fully adjustable
Brakes - front
Type: Single semi-floating 270 mm petal disc. Caliper: Dual-piston
Brakes - rear
Type:Single 240 mm petal disc. Caliper: Single-piston