Key performance
50 ch
Power
249 cc
Displacement
108 kg
Weight
950 mm
Seat height
6.0 L
Fuel capacity
8 749 €
New price
Compare the Kawasaki KX 250 with: Choose a motorcycle →
Technical specifications
Changements 1990 → 2021
- Power
- 52.5 ch @ 8000 tr/min (38.3 kW) → 50.0 ch (36.8 kW)
- Torque
- 47.5 Nm @ 7500 tr/min → —
- Engine type
- Single cylinder, two-stroke → Monocylindre, 4 temps
- Cooling
- Liquid → liquide
- Compression ratio
- — → 14.1:1
- Bore × stroke
- 67.4 x 70.0 mm (2.7 x 2.8 inches) → 78 x 52.2 mm
- Valves/cylinder
- — → 4
- Camshafts
- — → 2 ACT
- Fuel system
- Carburettor → Injection Ø 44 mm
- Ignition
- CDI → —
- Starter
- Kick → —
- Frame
- — → périmétrique en aluminium
- Gearbox
- 5-speed → boîte à 5 rapports
- Final drive
- — → Chaîne
- Front suspension
- Inverted Forks → Fourche téléhydraulique inversée Ø 48 mm, déb : 314 mm
- Rear suspension
- Monoshock → Mono-amortisseur, déb : 316 mm
- Front wheel travel
- 310 mm (12.2 inches) → —
- Rear wheel travel
- 330 mm (13.0 inches) → —
- Front brakes
- Single disc → Freinage 1 disque Ø 270 mm, étrier 2 pistons
- Rear brakes
- Single disc → Freinage 1 disque Ø 240 mm, étrier simple piston
- Front tyre
- 80/100-21 51 → 80/100-21
- Front tyre pressure
- — → 1.00 bar
- Rear tyre
- 110/90-19 62 → 100/90-19
- Rear tyre pressure
- — → 1.00 bar
- Seat height
- — → 950.00 mm
- Wheelbase
- 1480.00 mm → —
- Ground clearance
- 385.00 mm → —
- Length
- 2177.00 mm → —
- Width
- 815.00 mm → —
- Height
- 1215.00 mm → —
- Fuel capacity
- 8.50 L → 6.00 L
- Weight
- — → 107.50 kg
- Dry weight
- 96.50 kg → 102.90 kg
- New price
- — → 8 749 €
Engine
- Displacement
- 249 cc
- Power
- 50.0 ch (36.8 kW)
- Engine type
- Monocylindre, 4 temps
- Cooling
- liquide
- Compression ratio
- 14.1:1
- Bore × stroke
- 78 x 52.2 mm
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection Ø 44 mm
Chassis
- Frame
- périmétrique en aluminium
- Gearbox
- boîte à 5 rapports
- Final drive
- Chaîne
- Front suspension
- Fourche téléhydraulique inversée Ø 48 mm, déb : 314 mm
- Rear suspension
- Mono-amortisseur, déb : 316 mm
Brakes
- Front brakes
- Freinage 1 disque Ø 270 mm, étrier 2 pistons
- Rear brakes
- Freinage 1 disque Ø 240 mm, étrier simple piston
- Front tyre
- 80/100-21
- Front tyre pressure
- 1.00 bar
- Rear tyre
- 100/90-19
- Rear tyre pressure
- 1.00 bar
Dimensions
- Seat height
- 950.00 mm
- Fuel capacity
- 6.00 L
- Weight
- 107.50 kg
- Dry weight
- 102.90 kg
- New price
- 8 749 €
Indicators & positioning
Weight-to-power ratio
0.46 ch/kg
Volumetric power
198.0 ch/L
In category Cross / motocross · 125-498cc displacement (474 motorcycles compared)
Power 49 ch Top 36%
11 ch median 43 ch 63 ch
Weight 108 kg Lighter than 54%
84 kg median 108 kg 129 kg
P/W ratio 0.46 ch/kg Top 42%
0.10 median 0.42 0.56 ch/kg
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