BMW K100 (1986-90)

The BMW K100 motorcycle was produced between 1983 and 1990, with a total production of 12,871 units. It features a four-stroke, horizontal in-line four-cylinder, DOHC engine with a capacity of 987cc and a compression ratio of 10.2:1. The engine is liquid-cooled and has electronic injection, while the ignition is also electronic. The bike has a maximum power of 65.6 kW at 8000 rpm and a maximum torque of 86 Nm at 8.8 kgf-m/63 ft-lb. The clutch is dry, single plate and cable-operated, and the transmission is five-speed, with the final drive being shaft. The bike has a tubular space frame and the engine serves as a load-bearing component, while the front suspension is a telescopic fork with hydraulic shock absorber and the rear suspension is a monolever swinging arm. The braking system consists of two 285 mm discs with two-piston calipers on the front and a single 285 mm disc with a one-piston caliper on the rear. The bike has an alloy 8-spoke wheel with a standard 100/90-18 front tire and 130/90-17 rear tire. Its dimensions are 2220 mm in length, 960 mm in width, and 1155 mm in height, with a wheelbase of 1516 mm, ground clearance of 175 mm, and a seat height of 810 mm. The wet weight of the bike is 239 kg, with a fuel capacity of 22 liters. The average consumption is 6.1 liters per 100 km, while the top speed is 216.3 km/h and it has a standing 0-100 km/h time of 4.3 seconds. It is available in red and silver, and manuals can be found online. Reviews can be found on Beemergarage.com, flyingbrick.de, and Epll.no-ip.com.


Technical specifications:

Make Model: BMW K100

Year: 1986-90


Production: 12871 units from 1983 to 1990
Engine: Four stroke, horizontal in line four cylinder, DOHC, 2 valves per cylinder
Capacity: 987 cc / 60.2 cub. in
Bore x Stroke: 67 x 70 mm
Compression Ratio: 10.2:1
Cooling System: Liquid cooled
Lubrication: Wet sump
Engine Oil: 10W40
Exhaust: Rust resistant steel, 4 into 1
Induction: Electronic injection, Bosch LE-Jetronic
Ignition: Electronic injection, Bosch LE-Jetronic
Spark Plug: Bosch XR 5 DC / Beru 12-5 DU / Champion A 85 YC
Battery: 20Ah
Starting: Electric
Max Power: 65.6 kW / 90 hp @ 8000 rpm

Max Power Rear Wheel: 61.7 kW / 83.9 hp @ 8250
Max Torque: 86 Nm / 8.8 kgf-m / 63 ft-lb
Clutch: Dry, single plate, cable operated
Transmission: 5 Speed
Final Drive: Shaft
Gear Ratio: 1st 4.50 / 2nd 2.96 / 3rd 2.30 / 4th 1.88 / 5th 1.61:1
Frame: Tubular space frame, engine serving as load bearing component
Front Suspension: Telescopic fork with hydraulic shock absorber
Front Wheel Travel: 185 mm / 7.3 in
Rear Suspension: Monolever swinging arm
Rear Wheel Travel: 110 mm / 4.3 in.
Front Brakes: 2 x 285 mm discs, 2 piston calipers
Rear Brakes: Single 285 mm disc, 1 piston caliper
Wheels: Alloy, 8 spoke
Front Rim: 2.50 x 18 MT H 2
Rear Rim: 2.75 x 17 MT H 2
Front Tyre: 100/90-18
Rear Tyre: 130/90-17
Dimensions: Length 2220 mm / 87.4 in Width 960 mm / 37.8 in Height 1155 mm / 45.5 in
Wheelbase: 1516 m /59.7 in.

Ground Clearance: 175 mm / 6.9 in.
Seat Height: 810 mm / 31.90 in.
Wet Weight: 239 kg / 527 lbs
Fuel Capacity: 22 Liters / 5.8 US gal
Average Consumption: 6.1 l/100 km / 16.3 km/l / 38.3 US mpg
Braking 60km/h / 37 mph – 0: 14.8 m / 48.6 ft
Braking 100 km/h / 62 mph – 0: 41.8 m / 137 ft
Standing 1/4 Mile: 11.9 sec / 177 km/h / 110 mph
Standing 0 – 100 km/h / 62 mph: 4.3 sec
Top Speed: 216.3 km/h / 124.4 mph
Colours: Red, Silver
Manual: Epll.no-ip.com
Review: Epll.no-ip.com / Beemergarage.com / flyingbrick.de

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