The KLX 140 is a purpose built trail/learners bike. Its estimated top speed is 55 mph.
Developed by Kawasaki's KX motocross engineers, the 140 is a step up from other bikes in its class. It employs an air-cooled SOHC single and conventional fork, but trick details abound, including disc brakes front and rear, KX-type chain adjusters, frame-mounted footpegs, an aluminum swingarm, a five-speed transmission and electric starting.
Engine type: a-c single
Valve train: SOHC, 2v
Displacement: 144cc
Transmission: 5-speed
Claimed horsepower: na
Claimed torque: na
Frame: Steel perimeter
Front suspension: 33mm conventional fork
Rear suspension: Single shock with adjustable spring preload, compression and rebound damping
Front brake: Two-piston caliper, 220mm disc
Rear brake: Single-piston caliper, 186mm disc
Front tire: 70/{{{100}}}-19
Rear tire: {{{90}}}/100-16
Seat height: 31.5 in.
Wheelbase: 50.6 in.
Fuel capacity: 1.5 gal.
Claimed dry weight: 194 lbs.
Check out these 10 Motorcycle Safety Tips for New Riders shared by Consumer Reports.