BMW K75S 92 (1992)

The BMW K75S is a motorcycle manufactured in 1992. It is designed with a four-stroke, horizontal three-cylinder in-line engine that has a 740 cc capacity, with a bore and stroke of 67 x 70mm and a compression ratio of 11.0:1. The motorcycle is also fitted with electronic injection, Bosch LE-Jetronic induction, and a wet sump lubrication system. Its maximum power is 55 kW or 75 hp at 8500 rpm, with a maximum torque of 68 Nm or 50 ft lb at 6750 rpm. The BMW K75S is equipped with a five-speed transmission, single dry plate clutch, and a shaft final drive system. Its frame design is a double-downtube frame with the engine serving as a stressed member, and a box-section aluminum monolever swing arm. The front suspension features a telescopic fork with hydraulic shock absorber, while the rear suspension has a monolever swinging arm. The motorcycle also has a front and rear brake system with its front having 2 x 285mm discs and 2-piston calipers, while the rear has just a single 285mm disc. Its height stands at 1340mm, with a ground clearance of 175mm, a seat height of 810mm, and 229 kg of dry weight. The BMW K75S also comes with a fuel capacity of 21 liters, and it has an average fuel consumption of 4 l/100 km or 59 US mpg. In addition, the motorcycle can accelerate from 0 – 100 km/h in 4.7 seconds and has a top speed of 210 km/h.

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Technical specifications:

Make Model: BMW K75S

Year: 1992

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 / 87.4 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