kawasaki 2021 KX450

//RRP £7,799

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. 

Engine Type

Liquid-cooled, 4-stroke Single

Displacement CC


Bore X Stroke

96 x 62.1 mm

Compression Ratio


Fuel Tank Capacity

6.2 litres



Transmission Type


Dimensions LxWxH

2,185 x 820 x 1,265 mm


1,485 mm

Seat Height

955 mm

Ground Clearance

340 mm

Kerb Weight

110.0 kg

Tyre Size Front

80/100-21 51M

Tyre Size Rear

120/80-19 63M

Brakes Type Front

Single semi-floating 270 mm petal disc. Caliper: Dual-piston

Brakes Type Rear

Single 250 mm petal disc. Caliper: Single-piston