The Kawasaki KX100 is a youth motocross motorcycle that comes with a 19-inch front and a 16-inch rear wheel. It is fitted with a 2-stroke, single-cylinder engine that has a displacement of 99cc. It gets a full-size 6-speed gearbox and a wet multi-disc manual clutch. The KX100 has a decent top speed and it offers good performance. The price of this motocross starts at $4,649 and it comes in only a Lime Green color.
Kawasaki KX100 Top Speed, Specifications, & Review
Kawasaki KX100 Key Specifications
Price | $4,649 |
Engine | 1-Cylinder, 2-stroke |
Displacement | 99cc |
Transmission | 6-Speed |
Torque | 40 Nm @ 11,500 rpm |
Seat Height | 32.3 inches |
Curb Weight | 169.7 lb |
Fuel Tank Capacity | 1.32 Gallon |
Image Gallery


Top Features
- Perimeter type high tensile steel frame with subframe member
- 36 mm Inverted telescopic cartiridge fork
- 20-Way compression damping on front suspension
- Uni-Trak gas charged rear shock with piggyback resorvoir
- 24-Way compression and 21-way rebound damping on rear suspension
- Adjustable spring preload
- Front disc brake with dual piston calipers
- Rear disc brake with single piston caliper
- ERGO-FIT system
- 6-Position adjustable handlerbar mounts
- 19 Inch spoke rim front wheel
- 16 Inch spoke rim rear wheel
- Two-stroke, single-cylinder engine
- Liquid cooling
- Exhaust power valve
- 28 mm Keihin carburetor
- CDI ignition with digital advance
- 6-Speed return-shift gearbox
- Wet multi-disc manual clutch
Kawasaki KX100 Review
Engine & Transmission
This motocross comes with a 99cc 2-stroke, single-cylinder engine. A 28 mm Keihin carburetor feeds gasoline to its 2-stroke powerplant. It uses a liquid cooling system and it also gets a CDI ignition system with digital advance. The Kawasaki KX100 is equipped with a 6-speed return shift-type manual gearbox and it gets a multi-disc manual clutch.
Top Speed & Performance
The KX100 2-stroke powerplant comes with an exhaust power valve system that gives it a broader powerband. Kawasaki has not disclosed the power and torque output of this motocross yet. Its single-cylinder motor offers appropriate power that bridges the gap between mini and full-size dirt bikes. The Kawasaki KX100 top speed is claimed to be around 68 mph. The top speed may vary depending upon the riders’ weight and riding conditions.
Body & Suspension
Talking about the chassis, the Kawasaki KX100 utilizes a perimeter-type frame with subframe members. Its frame is lightweight and made out of high tensile steel like the Kawasaki KLX 110R. It gets a 33 mm inverted telescopic front fork with 20-way compression damping. The KX100 is fitted with a Uni-Trak gas-charged rear shock absorber with a piggyback reservoir. The rear suspension comes with an adjustable preload and it allows 24-way compression and 21-way rebound damping.
Brakes & Wheels
Kawasaki has equipped the KX100 with a powerful set of disc brakes on both wheels. It features a 220 mm petal disc brake on the front wheel and a 184 mm petal disc brake on the rear wheel. Its front disc brake comes with a 2-piston caliper, while its rear disc brake comes with a 1-piston caliper. The Kawasaki KX100 gets a 19-inch front wheel and a 16-inch rear wheel. Its front tire size is 70/100-19 and its rear tire size is 90/100-16.
Dimensions
This motocross from Kawasaki is quite light and it weighs around 169.7 lb in ready-to-run condition. The Kawasaki KX100 seat height is 34.3 inches. You get a ground clearance of 13 inches on this motocrosser. Its fuel tank capacity is 1.32 gallons and it has a wheelbase of 51.6 inches.
Kawasaki KX100 Price & Competition
The price of the Kawasaki KX100 in the United States starts at $4,649 for the Lime green color variant. Currently, the KX100 is the only 2-stroke motorcycle in the 100cc segment and it has no direct competitors. However, its indirect competitors are the Honda CRF150R, 2024 KTM 125 SX, & Husqvarna TC 85.
Related Bikes
Kawasaki KX100 Specifications
Engine & Transmission
Engine Type | 2-Stroke, 1-cylinder, SOHC |
Engine Displacement | 99cc |
No. of Cylinders | 1 |
Fuel Type | Gasoline |
Fuel Supply | 28 mm Keihin carburetor |
Cooling System | Liquid cooling |
Bore | 52.5 mm |
Stroke | 45.8 mm |
Compression Ratio | 10.2:1 (low speed), 8.7:1 (high speed) |
Valves Per Cylinder | 2 |
Starting | Kick |
Ignition | CDI with digital advance |
Transmission | 6-Speed, return shift |
Clutch | Wet multi-disc |
Final Drive | Chain |
Top Speed Performance, & Mileage
Power | Not provided by the Kawasaki |
Torque | 40 Nm @ 11,500 rpm |
Top Speed | Kawasaki KX100 top speed is 68 mph |
Mileage | Not Provided |
Chassis & Suspension
Body Type | Motocross |
Chassis | High tensile steel perimeter frame |
Front Suspension | 36 mm Inverted telescopic cartridge forks |
Rear Suspension | Uni-Trak gas-charged shock absorber with piggyback reservoir |
Front Wheel Travel | 10.8 Inches |
Rear Wheel Travel | 10.8 Inches |
Brakes, Wheels, & Tires
Front Brake | Single petal disc with 2-piston caliper |
Rear Brake | Single petal disc with 1-piston caliper |
Front Brake Diameter | 220 mm |
Rear Brake Diameter | 184 mm |
ABS | No |
Front Wheel | 19 Inch spoke rim |
Rear Wheel | 16 Inch spoke rim |
Tire Type | Tubed |
Front Tire Size | 70/100-19 |
Rear Tire Size | 90/100-16 |
Dimension & Capacity
Wheelbase | 51.6 inches |
Length | 75.6 inches |
Width | 30.1 inches |
Height | 45.3 inches |
Seat Height | 34.3 inches |
Ground Clearance | 13.0 inches |
Curb Weight | 169.7 lb |
Fuel Tank Capacity | 1.32 gallon |
Seating Capacity | 1 |
Electricals & Lighting
Battery Type | No battery available |
Battery Capacity | 0V |
Headlight | No |
Pilot Lights | No |
Taillights | No |
Turn Signals | No |
Pass Light | No |
Instrument Console & Speedometer
Console Type | No instrument cluster |
Speedometer | No |
Tachometer | No |
Odometer | No |
Trip Meter | No |
No. of Trip Meters | 0 |
Fuel Gauge | No |
Gear Shift Light | No |
Gear Position Indicator | No |
Low Fuel Indicator | No |
Engine Temperature Indicator | No |
Service Indicator | No |
Other Features
Electric Starter | No |
Engine kill Switch | No |
Stand Alarm | No |
Stepped Seat | No |
Pillion Seat | No |
Pillion Grabrails | No |
Pillion Footrest | No |
Underseat Storage | No |
Additional Features | Adjustable spring preload, ERGO-FIT |
Conclusion On the Kawasaki KX100
The KX100 is the only 100cc 2-stroke motocross available in the market currently. It comes with an exciting 2-stroke engine that offers an appropriate power bump for an amateur rider. You get a high-performance suspension setup on both ends in this motocrosser. The Kawasaki KX100 is a perfect option for beginners as it bridges the gap between mini and full-size motocross bikes.
Frequently Asked Questions
the price of the lime green variant of this motocrosser starts at $4,649.
It comes with a 6-speed manual transmission with a manual multi-disc clutch.
The Kawasaki KX100 seat height is 34.3 inches.