
2021 KFX90
HOW MUCH?


Truckloads of fun
The four stroke KFX90 is the ultimate kids thrill machine. Recommended for entertaining kids 12 years and older it will face up to the toughest of dirt challenges, attacking anything riders throw in its path with grunt and charisma.
Just like the smaller KFX50, the KFX90 has aggressive styling and lines mimicking its larger KFX models. The KFX90 features an electric start, beginner friendly CVT transmissions, a full floorboard design which protects feet and legs, single A-arm front suspension, rear swingarm suspension design, chain final drive, fast 89cc engine and throttle limiting screw, allowing parents to limit throttle opening to help new riders gain experience at slower speeds. The KFX90 comes in a new Bright White.
A fun and stable platform to learn the ropes, the KXF90 is perfect for ATV dirt action. Always operate the KFX90 under direct adult supervision.
Features
- Durable 89 cm³ air cooled overhead cam engine
- Electric push button starting with kick start backup
- Continuously variable automatic transmission (CVT)
- Electrically operated fuel enrichener
- Throttle limiting screw
- Front drum brakes and a rear disc brake
- Wide stance for stable handling
- Sporty ATV design
- Steel chassis for durability
- Centrifugal clutch
- A-arm front suspension
- Swingarm rear suspension
- Chain drive
- Full floorboards

Model | KFX90 (KSF90A) |
Engine Type | Fan cooled, single cylinder |
Displacement | 90 cm³ |
Bore X Stroke | 47.0 x 51.8 mm |
Compression Ratio | 10.1:1 |
Valve System | SOHC 2 valve |
Fuel System | Keihin PTE 16 |
Ignition | Solid state CDI |
Starting | Electric and kick starter backup |
Battery | MF, YTX5L-BS, 12V, 4 Ah |
Transmission | Continuously variable transmission, centrifugal clutch. |
Final Drive | Chain 2WD |
Suspension - front | Independent, single A-arm |
Suspension - rear | Swingarm. |
Ground Clearance | 100 mm rear axle |
Wheel Travel - front | 71 mm |
Wheel Travel - rear | 74 mm |
Brakes - front | Mechanical drum |
Brakes - rear | Disc with single piston calliper and mechanical drum parking brake |
Wheels size - front | 8.0 x 5.5 |
Wheel size - rear | 8.0 x 7.0 |
Tyre front | 18 x 7-8 |
Tyre rear | 18 x 9-8 |
L X W X H | 1,425 x 905 x 925 mm |
Wheelbase | 965 mm |
Seat Height | 650 mm |
Fuel Capacity | 5.5 litres |
Curb Mass | 119 kg (includes full fuel tank and all fluids at optimum levels |
Vehicle Maximum Load | 85 kg max load rider only |
Colour | Lime Green |