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BMW K100 Specifications

 

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Start of Production

1982

BMW K100

Click to View

End of Production

1990

Numbers Produced

12,871

Price

12,490 DM

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

Unleaded Fuel From Chassis Number (UK).

0 007 291

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

Chassis

 

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 / 62 mph

4.3 seconds

Power & Torque

BMW K100 Power Graph

 

 

 

 

 

 

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