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Home >> BMW Bikes Details >>BMW K100 Bikes Specifications

BMW K100 Bikes

BMW K100 Bikes

Engine

Motor Type Four-stroke horizontal four cylinder in-line engine, liquid cooled
Bore x Stroke 67 x 70 mm (2.63 x 2.75 in)
Displacement 987 cc
Max Power 90 hp (66 KW) at 8,000 rpm
Max Torque 86 Nm / 63 ft lb at 6,000 rpm
Compression Ratio 10.2 : 1
Valves Per Cylinder 2
Valve Control DOHC, using drive chain and cup tappets
Carburation System Electronic injection, Bosch LE-Jetronic
Engine Lubricating System Wet sump

Power Transmission

Clutch Dry single plate
Number of Gears 5
Gear Selection Dog type gearbox (ratchet foot lever)
Gearbox Ratios 4.50 / 2.96 / 2.30 / 1.88 / 1.61 : 1
Rear Wheel Ratio 1 : 2.91 or 1 : 3.00 (K100/2 from 1987: 1 :2.81)
Bevel/Crownwheel 11 / 32 or 11 / 33 teeth (K100/2 from 1987:11 / 31)

Electrical System

Ignition System Electronic ignition, Bosch LE-Jetronic
Alternator 12 V 460 W
Starter 0.7 Kw
Spark Plugs Bosch XR 5 DC / Beru 12-5 DU /Champion A 85 YC

Chasis

Type of Frame Tubular space frame, engine serving as load bearing component
Front wheel suspension Telescopic fork with hydraulic shock absorber
Rear wheel suspension BMW Monolever swinging arm
Spring Travel Front/Rear 185 / 110 mm (7.28 x 4.33 in)
Wheel Rims, Front 2.50 x 18 MT H 2
Wheel Rims, Rear 2.75 x 17 MT H 2
Tyres, Front 100/90 V 18
Tyres, Rear 130/90 V 17
Brakes, Front Dual disc brake 285 mm / 11.22 in diameter. Brembo 2 piston caliper
Brakes, Rear Single disc brake 285 mm / 11.22 in diameter

Dimensions/Weights

Length x Width x Height 2220 x 960 x 1155 mm (87.4 x 37.79 x 45.47 in)
Wheel Base 1516 mm / 59.68 in
Fuel Tank Capacity 22 litres / 4.84 UK gal / 5.81 US gal (K100/2 from 1987: 21 litres / 4.62 UK gal / 5.55 US gal)
Unladen Weight with Full Tank 239 Kg / 526 lb (K100/2 from 1987: 240 Kg / 529 lb)
Max. Permissible Weight 450 Kg / 991 lb (K100/2 from 1987: 480 Kg / 1057 lb)
Seat Height (Unladen) 810 mm (31.90 inches) or 760 mm (29.90 inches) for low seat model
Ground Clearance 175 mm / 6.89 in
Fuel Consumption (at constant 90 Kph) 5.0 litres 100 Km / 56 mpg / 47 mpg US
Top Speed 215 Kph / 133 mph
Acceleration 0 - 100 Kph / 0 - 62 mph 4.3 seconds