1989 BMW K 75RT technical specifications

Technical specifications

Model: K 75RT
Years: 1989-95
Production: 21 264 units
Engine: Four-stroke, horizontal three cylinder in-line, DOHC, 2 valves per cylinder
Capacity: 740 cc / 45 cub. in.
Bore x Stroke: 67 x 70 mm
Compression Ratio: 11.0:1
Cooling: Liquid cooled
Lubrication: Wet sump
Induction: Electronic injection, Bosch LE-Jetronic
Starting: Electric
Max Power: 55 kW / 75 hp @ 8500 rpm
Max Torque: 68 Nm / 6.9 kgf-m / 50 ft lb @ 6750 rpm
Clutch: Single plate, dry clutch
Transmission: 5 Speed
Drive: Shaft
Gear Ratios: 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.67:1
Front Suspension: Telescopic fork with hydraulic shock absorber.
Front Wheel travel: 185mm / 7.3 in.
Rear Suspension: Monolever swinging arm.
Rear Wheel Travel: 114mm / 4.5 in.
Front Brakes: 2 x ∅285mm discs, 2 piston calipers
Rear Brakes: Single ∅285mm disc, 1 piston caliper
Wheels: 8 Spoke alloy
Front Rim: 2.5 x 18E
Front Tyre: 100/90-18
Rear Rim: 2.75 x 18E
Rear Tyre: 130/90-17
Dimensions: Length: 2230 mm / 87.8 in. Width: 916 mm / 36.1 in. Height: 1460 mm / 57.5 in.
Seat Height: 810mm / 31.9 inches or 760mm / 29.9 inches for low seat model
Wheel base: 1516 mm / 59.7 in.
Ground clearance: 175 mm / 6.9 in.
Dry Weight: 239 kg / 527 lbs.
Wet Weight: 257 kg / 567 lbs
Fuel Capacity: 21 liters / 4.6 US gal
Consumption Average: 6 l/100km / 16.6 km/l / 39 US mpg
Braking 60 - 0 / 100 - 0 (mph: 37 - 0 / 62 - 0): 14.1 m / 46 ft. / 42.1 m / 138 ft.
Standing ¼ Mile: 13.5 sec / 159.4 km/h / 99 mph
Top Speed: 187.3 km/h / 116 mph

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