Kawasaki ZXR 750 (1989)

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The Kawasaki ZXR 750 (1989) motorcycle is a four-stroke, transverse four-cylinder bike with a capacity of 749 cc / 45.7 cu-in. It has a liquid-cooled engine with a compression ratio of 10.8:1 and uses 10W/40 engine oil for lubrication. The motorcycle features four 36mm Keihin CVKD carburettors, digital ignition, and NGK CR9E spark plugs. The bike is electrically started and can achieve maximum power of 105.3 hp / 78.4 kW @ 10500rpm and a maximum torque of 6.76 Kg-m / 48.8 lb-ft @ 9000rpm. The clutch is a multiplate wet (oil submerged) hydraulic type, and the transmission is a six-speed one with a chain final drive. The frame is made of aluminium perimeter and has a 43mm telescopic front suspension with adjustable preload and 12-way rebound damping. The front wheel travel is 120 mm / 4.7 in. The bike also has a Uni Track monoshock rear suspension with adjustable preload and 4-way rebound damping, 140mm wheel travel. The front brakes are 2x 310mm discs 4 piston calipers while the rear brakes have a single 230mm disc and 2 piston caliper. The bike has a rake of 24.5 degrees and a trail of 100 mm / 4.04 in. The wheelbase is 1455 mm / 57.2 in and the dry weight is 205 kg / 451.9 lbs. The Kawasaki ZXR 750 has a fuel capacity of 18 litres / 4.7 US gal and an average consumption of 17.6 km/lit. It has a top speed of 245.5 km/h / 152.5 mph and can reach the quarter-mile distance in 11.40 sec / 120.5 mph. The bike has been subject to road tests by Motociclismo (1989), Motosprint Group Test (1988), Motosprint Group Test (1989), and Motosprint Group Test (1990).

Technische Daten:

Make Model: Kawasaki ZX-R 750-H1

Jahr: 1989


Motor: Viertakt, querliegender Vierzylinder, DOHC, 4 Ventile pro Zylinder.
Hubraum: 749 ccm / 45,7 cu-in
Bohrung x Hub: 68 x 51,5 mm
Kühlsystem: Flüssigkeitsgekühlt
Verdichtungsverhältnis: 10,8:1
Schmierung: Nasssumpf
Motoröl: 10W/40
Induction: 4x 36 mm Keihin CVKD (Constant Velocity) carburettors
Zündung: Digital
Zündkerze: NGK, CR9E
Anfahren: Elektrisch
Max Power: 105.3 hp / 78.4 kW @ 10500rpm
Max Power Rear Tyre: 94.1hp / 70.1 kW @ 10400 rpm
Max Torque: 6.76 Kg-m / 48.8 lb-ft @ 9000rpm
Clutch: Multi plate wet (oil submerged) hydraulic

Getriebe: 6-Gang
Endantrieb: Kette
Frame: Aluminium perimeter
Front Suspension: 43mm Telescopic forks. adjustable preload and 12-way rebound damping,
Federweg Vorderrad: 120 mm / 4.7 in
Rear Suspension: Uni Track monoshock. adjustable preload and 4-way rebound damping, 140mm wheel travel.
Federweg Vorderrad: 140 mm / 5.5 in
Bremsen vorne: 2x 310-mm-Scheiben 4-Kolben-Bremssättel
Hintere Bremsen: Einzelne 230-mm-Scheibe 2-Kolben-Bremssattel
Vordere Bereifung: 120/70 ZR17
Hinterreifen: 170/60 ZR17
Rechen: 24,5 Grad
Trail: 100 mm / 4.04 in
Wheelbase: 1455 mm / 57.2 in
Trockengewicht: 205 kg / 451.9 lbs
Kraftstoffkapazität: 18 Liter / 4.7 US gal
Consumption average: 17.6 km/lit
Braking 60 – 0 / 100 – 0: 13.3 m / 37.5 m
Standing 1/4 Mile: 11.40 sec / 120.5 mph
Top Speed: 245.5 km/h / 152.5 mph

Road Tests: Motociclismo 1989 Motosprint Group Test 1988 Motosprint Group Test 1989 Motosprint Group Test 1990

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