Engine type : Liquid-cooled, 4-stroke Parallel Twin
Displacement : 249 cm
Bore x stroke : 62.0 x 41.2 mm
Compression ratio : 11.6:1Valve/Induction system DOHC, 8 valves
Maximum power : 23.5 kW {32 PS} / 11,000 rpm (EX250J)22.2 kW {30 PS} / 10,500 rpm (EX250K)
Maximum torque : 21.7 N?m {2.21 kgf?m} / 10,000 rpm (EX250J)21.0 N?m {2.14 kgf?m} / 8,500 rpm (EX250K)
Fuel system : Carburettor: Keihin CVK30 x 2 (EX250J); Fuel injection: ?28 mm x 2 (Keihin),dual throttle valves (EX250K)
Ignition : Digital
Starting: Electric
Lubrication : Forced lubrication, wet sump
Transmission : 6-speed, returnFinal Drive Sealed chain
Primary reduction ratio 3.087 (71/23)
Gear ratios: 1st 2.600 (39/15)
Gear ratios: 2nd 1.789 (34/19)
Gear ratios: 3rd 1.409 (31/22)
Gear ratios: 4th 1.160 (29/25)
Gear ratios: 5th 1.000 (27/27)
Gear ratios: 6th 0.893 (25/28)
Final reduction ratio 3.214 (45/14) (EX250J)3.071 (43/14) (EX250K)
Clutch : Wet multi-disc, manual
Frame type : Tube diamond, steelRake/Trail 26? / 83 mm
Suspension (front) : 37 mm telescopic fork
Suspension (rear) : Bottom-Link Uni-Trak with gas-charged shock and 5-way adjustable preload
Wheel travel : front 120 mm; rear 130 mm
Tyre (front) : 110/70-17 M/C (54S)
Tyre (rear) : 130/70-17 M/C (62S)
Brakes (front) : Single 290 mm petal disc. Caliper: Single balanced actuation dual-piston.
Brakes (rear) Single 220 mm petal disc. Caliper: Dual-piston.
Steering angle : left / right 35? / 35?
Dimensions : (L x W x H) 2,080 mm x 710 mm x 1,115 mm
Wheelbase : 1,390 mm (EX250J)1,400 mm (EX250K)
Ground Clearance : 135 mmSeat height 780 mm
Fuel capacity : 18 litres (EX250J)17.5 litres (EX250K)
Dry weight : 151 kg (EX250J)152 kg (EX250K) |
