1986 Kawasaki GPX 250R / EX250 Ninja / ZZR 250 technical specifications

Technical specifications

Model: GPX 250R / EX250 Ninja / ZZR 250
Years: 1986-89
Engine: Four stroke, parallel twin, DOHC , 4 valve per cylinder
Capacity: 248 cc / 15.2 cu-in
Bore x Stroke: 62 х 41.2mm
Cooling System: Liquid cooled
Compression Ratio: 12.4:1
Induction: 2x Keihin CVK30 Constant velocity, diaphragm-type
Ignition: Electronic advance
Spark Plug: NGK CR8HSA, CR8HIX, CR8HVX option CR7HSA, CR7HIX
Starting: Electric
Max Power: 45 hp / 33.5 kW @ 11000 rpm
Max Torque: 24 Nm / 17.7 lb-ft @ 10000 rpm
Clutch: Wet, multi-disc, manual, cable-actuated
Transmission: 6 Speed
Final Drive: Chain
Frame: Tubular diamond design
Front Suspension: Telescopic forks
Front Wheel Travel: 140 mm / 5.5 in
Rear Suspension: UNI-TRAK single shock
Rear Wheel Travel: 130 mm / 5.1 in
Front Brakes: Single 260mm disc
Rear Brakes: Single 230mm disc
Front Tyre: 100/80-16
Rear Tyre: 130/80-16
Rake: 27°
Trail: 84 mm / 3.3 in
Wheelbase: 1400 mm / 55.1 in
Seat Height: 740 mm / 29.3 in
Ground Clearance: 150 mm / 6.1 in
Dry Weight: 138 kg / 304 lbs
Wet Weight: 160 kg / 355 lbs
Fuel Capacity: 18 Litres / 4.7 US gal
Standing ¼ Mile: 13.8 sec / 82.3 mph 132.4 km/h
Top Speed: 152.7 km/h / 94.9 mph

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