BMW K 1

BMW K 1 Date 1988 - 1993

Number sold 6.921

Price 20.200,- DM

Engine

Type four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore/stroke 67 x 70 mm
Cubic capacity 987 cm3
Max power 100 PS (74 kW) at 8000 rpm
Max torque 100 Nm at 6750 rpm
Compression ratio 11,0 : 1
Valves per cylinder 4
Valve control DOHC, using drive chain and cup tappets
Carburation system electronic injection, Bosch Motronic
Engine lubrication wet sump

 
Power transmission

Clutch dry single plate
Number of gears 5
Gear selection dog-type gearbox (ratchet foot lever)
Gear ratios 4,50 / 2,96 / 2,30 / 1,88 / 1,61 :1
Rear wheel ratio 1 : 2,75
Bevel/crown wheel 12 : 33 teeth

 
Electrical system

Alternator 12 V / 460 W
Ignition electronic ignition Bosch Motronic
Starter 0,7 kW
Spark plugs Bosch XR 5 DC, Beru 12-5 DU

 
Suspension

Type of frame tubular space frame, engine serving as load-bearing component
Front suspension telescopic fork with hydraulic shock absorber
Rear suspension BMW Paralever - swinging arm
Spring travel 135 / 140 mm
Rims front 3,50 x 17 MT H 2
Rims rear 4,5 x 18 MT H 2
Tyres front 120/70-ZR 17
Tyres rear 160/60-ZR 18
Brakes front dual-disc brake 305 mm
Brakes rear single disc brake 285 mm

 
Dimensions and weights

Length x width x height 2230 x 875 x 1210 mm
Wheel base 1565 mm
Ground clearance 140 mm
Tank capacity 22 l
Unladen weight, full tank 234 kg
Max permissible weight 480 kg
Fuel consumption 4,2 l / 100 km ( at constant 90 km/h)
Acceleration 0 - 100 km/h 3,9 s
Top speed 240 km/h