1985 BMW K75S technical specifications

Technical specifications

Model: K75S
Years: 1985-86
Production: 18000+ 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
Transmission: 5 Speed
Clutch: Single dry plate
Final Drive: Shaft
Gear Ratios: 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.67:1
Frame: Double-downtube frame with engine as a stressed member; box-section aluminum monolever swing arm.
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
Front Tyre: 100/90-18
Rear Tyre: 130/90-17
Dimensions: Length 2220 mm / 87. in. Width 900 mm / 35.4 in Height 1340 mm / 51.2 in
Wheel Base: 1516 mm / 59.7 in.
Seat Height: 810 mm /31.9 in. or 760 mm / 29.9 in. for low seat model
Ground Clearance: 175 mm / 6.9 in.
Dry Weight: 229 kg / 505 lbs
Wet Weight: 235 kg / 518 lbs
Fuel Capacity: 21 liters / 5.54 US gal
Fuel consumption: 4 l/100 km / 25 km/l / 59 US mpg
Acceleration 0 - 100 km/h / 62 mph: 4.7 sec.
Top Speed: 210 km/h / 131 mph

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