emu
BMW Motorcycles

BMW K75S 1986

Engine
Configuration Inline triple DOHC, 2 valves per cylinder, liquid cooled with fuel injection Lubrication Gear driven pump
Bore & Stroke 67.0 x 70.0 mm Ignition Motronic
Capacity 740 cc Charging system 460w 14v
Compression Ratio 10.5:1 Starter Electric starter
Maximum Power Transmission Gear driven primary drive, bevel final drive 3.2:1
Maximum Torque Gearbox 1st 4.50
2nd 2.96
3rd 2.30
4th 1.88
5th 1.67
Fuel Bosch LE-Jetronic fuel-injection Clutch Cable operated single plate dry clutch
Chassis
Frame Double-downtube steel frame with engine as a stressed member; box-section cast aluminum monolever swing arm Wheels Front 2.5 x 18 Cast alloy
Rear 2.75 x 17 Cast alloy
Dimensions Weight: 522 lbs. wet, 211 kg dry
Wheelbase: 60.3 in.
Length:
Seat Height: 32.7 in.
Tyres 100/90 V18
130/90 V17
Front Suspension Hydraulic telescopic 41mm Brakes Front: ø305 Dual
Rear: ø285
Rear suspension Gas charged monoshock , adjustable for spring preload, 4.3 in. of rear-wheel travel Fuel Capacity
Instruments
Click for larger image
Speedo with odometer and tripmeter; tachometer with 8500 RPM redline, LCD clock, warning lights for low oil pressure, battery, choke on, brake-light check and low-fuel level; indicators for high beam, turn signals and neutral.
Performance
Top Speed 120 mph Fuel Economy 39.4 mpg (US mag)
57 mpg (BMW brochure)
Acceleration 12.82 @ 102.28 mph standing quarter