Model Specs

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The easy way to tell if you’ve got an “FYK” engine (1985 US K100)

Scroll down to see the specs and illustrations of the 1984 to 1997 model year motobricks.

BMW K100

BMW K100

BMW K100RS (2 Valve)

BMW K100RS (2 Valve)

BMW K100RT

BMW K100RT

BMW K100LT

BMW K100LT

BMW K75

BMW K75

BMW K75C

BMW K75C

BMW K75S

BMW K75S

BMW K75RT

BMW K75RT

BMW K1

BMW K1

BMW K100RS 4 Valve

BMW K100RS - 4 Valve

BMW K1100LT

BMW K1100LT

BMW K1100RS

BMW K1100RS

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BMW K1100LT

BMW K1100LT

Production
Start of Production	1991
End of Production	1999
Number Sold	22.757
Price	22.850,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	70,5 x 70 mm
Cubic Capacity	1092 ccm
Max Power	100 hp (74 KW) at 7500 rpm
Max Torque	107 Nm at 5500 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 MA 2.2
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 : 2.81
Bevel / Crownwheel	11 / 32 teeth
Electrical system
Ignition	electronic ignition, Bosch Motronic MA 2.2
Alternator	12 V 460 W (1993-) 12 V 700 W (1994+)
Starter	0.7 kW
Spark Plugs	Bosch XR 5 DC, Beru 12 R-5 DU 03/97 on: XR7LDC
Chassis
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 front/rear	135 / 120 mm	5.32" / 4.72"
Rims front	2.50 x 18 MT H 2
Rims rear	3.00 x 17 MT H 2
Tyres front	110/80-VR 18
Tyres rear	140/80-VR 17
Brakes front	dual-disc brake 305 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	12.01"
Dimensions / Weights
Length x Width x Height	2250 x 915 x 1450 mm	88.6"(7' 4.6") x 36.0"(3') x 57.1"(4' 9.1")
Wheel Base	1565 mm	61.6"(5' 1.6")
Tank Capacity	22 l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	290 kg	639 lb
Max permissible Weight	500 kg	1,102 lb
Ground Clearance	125 mm	4.9"
Fuel Consumption	4,9 l/100 km (at constant 90 kph)	48.0 mpg (@ 60 mph)
Top Speed	210 kph	130 mph
Acceleration	0-100 kph         4,3 sec	0-60 mph

Power and torque:

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BMW K100RS4V

BMW K100RS - 4 Valve

Production
Start of Production	1989
End of Production	1992
Number Sold	12.666
Price	19.950,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	987 ccm
Max Power	100 hp (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 MA 2.1
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 : 2.81
Bevel / Crownwheel	11 / 31 teeth
Electrical system
Ignition	electronic ignition, Bosch Motronic MA 2.1
Alternator	12 V 460 W
Starter	0.7 kW
Spark Plugs	Bosch XR 5 DC, Beru 12 R-5 DU
Chassis
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 front/rear	135 / 140 mm	5.32" / 5.51"
Rims front	3.50-17 MT H 2
Rims rear	4.50-18 MT H 2
Tyres front	120/70-ZR 17
Tyres rear	160/60-ZR 18
Brakes front	dual-disc brake 305 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	12.01"
Dimensions / Weights
Length x Width x Height	2230 x 875 x 1260 mm	87.8"(7' 3.8") x 34.4"(2' 10.4") x 49.6"(4' 1.6")
Wheel Base	1565 mm	61.6"(5' 1.6")
Tank Capacity	22 l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	259 kg	571 lb
Max permissible Weight	480 kg	1,058 lb
Ground Clearance	140 mm	5.5"
Fuel Consumption	4,7 l/100 km (at constant 90 kph)	50.0 mpg (@ 60 mph)
Top Speed	232 kph	144 mph
Acceleration	0-100 kph         3,9 sec	0-60 mph

Power and torque:

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BMW K1

BMW K1

Production
Start of Production	1988
End of Production	1993
Number Sold	6.921
Price	20.200,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	987 ccm
Max Power	100 hp (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 / Crownwheel	12 / 33 teeth
Electrical system
Ignition	electronic ignition, Bosch Motronic
Alternator	12 V 460 W
Starter	0.7 kW
Spark Plugs	Bosch XR 5 DC, Beru 12 R-5 DU
Chassis
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 front/rear	135 / 140 mm	5.32" / 5.51"
Rims front	3.50-17 MT H 2
Rims rear	4.50-18 MT H 2
Tyres front	120/70-ZR 17
Tyres rear	160/60-ZR 18
Brakes front	dual-disc brake 305 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	12.01"
Dimensions / Weights
Length x Width x Height	2230 x 875 x 1210 mm	87.8"(7' 3.8") x 34.4"(2' 10.4") x 47.6"(3' 11.6")
Wheel Base	1565 mm	61.6"(5' 1.6")
Tank Capacity	22 l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	234 kg	516 lb
Max permissible Weight	480 kg	1,058 lb
Ground Clearance	140 mm	5.5"
Fuel Consumption	4,2 l/100 km (at constant 90 kph)	56.0 mpg (@ 60 mph)
Top Speed	240 kph	149 mph
Acceleration	0-100 kph         3,9 sec	0-60 mph

Power and torque:

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BMW K75RT

BMW K75RT

Production
Start of Production	1989
End of Production	1996
Number Sold	21.264
Price	16.900,- DM
Engine
Motor Type	four-stroke, horizontal three-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	740 ccm
Max Power	75 hp (55 KW) at 8500 rpm
Max Torque	68 Nm at 6750 rpm
Compression Ratio	11.0 : 1
Valves per Cylinder	2
Valve Control	DOHC, using drive chain and cup tappets
Carburation System	electronic injection, Bosch LE-Jetronic
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 / 1.67 :1
Rear Wheel Ratio	1 : 3.20
Bevel / Crownwheel	10 / 32 teeth
Electrical system
Ignition	electronic ignition, Bosch Le-Jetronic
Alternator	12 V 460 W
Starter	0.7 kW
Spark Plugs	Bosch X 5 DC, Beru 12-5 DU
Chassis
Type of Frame	tubular space frame, engine serving as load-bearing component
Front Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 114 mm	7.28" / 4.49"
Rims front	2.50-18 MT H 2
Rims rear	2.75-18 MT H 2
Tyres front	100/90-18 56 H
Tyres rear	120/90-18 56
Brakes front	dual-disc brake 285 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	11.22"
Dimensions / Weights
Length x Width x Height	2230 x 916 x 1460 mm	87.8"(7' 3.8") x 36.1"(3' 0.1") x 57.5"(4' 9.5")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	21 l	5.55 Gal - 4.62 Imp Gal
Unladen Weight, full Tank	258 kg	568 lb
Max permissible Weight	450 kg	992 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,5 l/100 km (at constant 90 kph)	52.3 mpg (@ 60 mph)
Top Speed	185 kph	115 mph
Acceleration	0-100 kph         4,6 sec	0-60 mph

Power and torque:

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BMW K75S

BMW K75S

Production
Start of Production	1985
End of Production	1995
Number Sold	18.649
Price	13.990,- DM
Engine
Motor Type	four-stroke, horizontal three-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	740 ccm
Max Power	75 hp (55 KW) at 8500 rpm
Max Torque	68 Nm at 6750 rpm
Compression Ratio	11.0 : 1
Valves per Cylinder	2
Valve Control	DOHC, using drive chain and cup tappets
Carburation System	electronic injection, Bosch LE-Jetronic
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 / 1.67 :1
Rear Wheel Ratio	1 : 3.20 or 1 : 3.09
Bevel / Crownwheel	10 / 32 teeth or 11 / 34
Electrical system
Ignition	electronic ignition, Bosch Le-Jetronic
Alternator	12 V 460 W
Starter	0.7 kW
Spark Plugs	Bosch X 5 DC, Beru 12-5 DU
Chassis
Type of Frame	tubular space frame, engine serving as load-bearing component
Front Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 114 mm	7.28" / 4.49"
Rims front	2.50-18 MT H 2
Rims rear	2.75-17 MT H 2
Tyres front	100/90-18 56 H
Tyres rear	130/90-17 56
Brakes front	dual-disc brake 285 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	7.78" / 11.22"
Dimensions / Weights
Length x Width x Height	2220 x 900 x 1340 mm	87.4"(7' 3.4") x 35.4"(2' 11.4") x 52.7"(4' 4.7")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	21 l	5.55 Gal - 4.62 Imp Gal
Unladen Weight, full Tank	229 kg	504 lb
Max permissible Weight	450 kg	992 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,2 l/100 km (at constant 90 kph)	58.8 mpg (@ 60 mph)
Top Speed	210 kph	130 mph
Acceleration	0-100 kph         4,7 sec	0-60 mph

Power and torque:

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BMW K75C

BMW K75C

Production
Start of Production	1985
End of Production	1990
Number Sold	9.566
Price	12.890,- DM
Engine
Motor Type	four-stroke, horizontal three-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	740 ccm
Max Power	75 hp (55 KW) at 8500 rpm
Max Torque	68 Nm at 6750 rpm
Compression Ratio	11.0 : 1
Valves per Cylinder	2
Valve Control	DOHC, using drive chain and cup tappets
Carburation System	electronic injection, Bosch LE-Jetronic
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 / 1.67 :1
Rear Wheel Ratio	1 : 3.20 or 1 : 3.36
Bevel / Crownwheel	10 / 32 teeth or 11 / 37
Electrical system
Ignition	electronic ignition, Bosch Le-Jetronic
Alternator	12 V 460 W
Starter	0.7 kW
Spark Plugs	Bosch X 5 DC, Beru 12-5 DU
Chassis
Type of Frame	tubular space frame, engine serving as load-bearing component
Front Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 114 mm	7.28" / 4.49"
Rims front	2.50-18 MT H 2
Rims rear	2.75-18 MT H 2
Tyres front	100/90-18 56 H
Tyres rear	120/90-18 56
Brakes front	dual-disc brake 285 mm dia	11.22"
Brakes rear	simplex drum brake 200 mm dia or single disc brake 285 mm dia	7.78" / 11.22"
Dimensions / Weights
Length x Width x Height	2220 x 900 x 1300 mm	87.4"(7' 3.4") x 35.4"(2' 11.4") x 51.2"(4' 3.2")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	21 l	5.55 Gal - 4.62 Imp Gal
Unladen Weight, full Tank	227 kg	500 lb
Max permissible Weight	450 kg	992 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,2 l/100 km (at constant 90 kph)	58.8 mpg (@ 60 mph)
Top Speed	200 kph	127 mph
Acceleration	0-100 kph         4,6 sec	0-60 mph

Power and torque:

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Footnote: The K75T was a US only version of the K75C.  It had a "naked" K100 fairing and a handlebar mounted large windscreen:

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BMW K75

BMW K75

Production
Start of Production	1986
End of Production	1996
Number Sold	18.485
Price	11.990,- DM
Engine
Motor Type	four-stroke, horizontal three-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	740 ccm
Max Power	75 hp (55 KW) at 8500 rpm
Max Torque	68 Nm at 6750 rpm
Compression Ratio	11.0 : 1
Valves per Cylinder	2
Valve Control	DOHC, using drive chain and cup tappets
Carburation System	electronic injection, Bosch LE-Jetronic
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 / 1.67 :1
Rear Wheel Ratio	1 : 3.20 or 1 : 3.36
Bevel / Crownwheel	10 / 32 teeth or 11 / 37
Electrical system
Ignition	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 Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 114 mm	7.28" / 4.49"
Rims front	2.50-18 MT H 2
Rims rear	2.75-18 MT H 2
Tyres front	100/90-18 56 H
Tyres rear	120/90-18 56
Brakes front	dual-disc brake 285 mm dia	11.22"
Brakes rear	simplex drum brake 200 mm dia or single disc brake 285 mm dia	7.78" / 11.22"
Dimensions / Weights
Length x Width x Height	2220 x 900 x 1300 mm	87.4"(7' 3.4") x 35.4"(2' 11.4") x 51.2"(4' 3.2")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	21 l	5.55 Gal - 4.62 Imp Gal
Unladen Weight, full Tank	227 kg	500 lb
Max permissible Weight	450 kg	992 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,2 l/100 km (at constant 90 kph)	56.0 mpg (@ 60 mph)
Top Speed	200 kph	124 mph
Acceleration	0-100 kph         4,6 sec	0-60 mph

Power and torque:

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BMW K100LT

BMW K100LT

Production
Start of Production	1986
End of Production	1991
Number Sold	14.899
Price	18.530,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	987 ccm
Max Power	90 hp (66 KW) at 8000 rpm
Max Torque	86 Nm at 6000 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 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 : 2.91
Bevel / Crownwheel	11 / 32 teeth]
Electrical system
Ignition	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 Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 110 mm	7.3" / 4.3"
Rims front	2.50-18 MT H 2
Rims rear	2.75-17 MT H 2
Tyres front	100/90-V 18 or 100/90-VR 18
Tyres rear	130/90-V 17 or 130/90-VR 17
Brakes front	dual-disc brake 285 mm dia	11.2"
Brakes rear	single disc brake 285 mm dia	11.2"
Dimensions / Weights
Length x Width x Height	2220 x 920 x 1155 mm	87.4"(7' 3.4") x 36.2"(3' 9.2") x 45.5"(3' 9.5")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	22l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	283 kg	623 lb
Max permissible Weight	480 kg	1,056 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,4 l/100 km (at constant 90 kph)	54.7 mpg
Top Speed	215 kph	134 mph
Acceleration	0-100 kph         4,1 sec	0-60 mph

Power and torque:

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BMW K100RT

Production
Start of Production	1984
End of Production	1989
Number Sold	22.335
Price	15.600,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	987 ccm
Max Power	90 hp (66 KW) at 8000 rpm
Max Torque	86 Nm at 6000 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 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 : 2.91
Bevel / Crownwheel	11 / 32 teeth]
Electrical system
Ignition	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 Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 110 mm	7.3" / 4.3"
Rims front	2.50-18 MT H 2
Rims rear	2.75-17 MT H 2
Tyres front	100/90-V 18 or 100/90-VR 18
Tyres rear	130/90-V 17 or 130/90-VR 17
Brakes front	dual-disc brake 285 mm dia	11.2"
Brakes rear	single disc brake 285 mm dia	11.2"
Dimensions / Weights
Length x Width x Height	2220 x 920 x 1155 mm	87.4"(7' 3.4") x 36.2"(3' 9.2") x 45.5"(3' 9.5")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	22l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	253 kg	557 lb
Max permissible Weight	480 kg	1,056 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,4 l/100 km (at constant 90 kph)	54.7 mpg
Top Speed	215 kph	134 mph
Acceleration	0-100 kph         4,1 sec	0-60 mph

Power and torque:

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BMW K100RS (2 Valve)

BMW K100RS (2 Valve)

Production
Start of Production	1983
End of Production	1989
Number Sold	34.804
Price	15.190,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	67 x 70 mm
Cubic Capacity	987 ccm
Max Power	90 hp (66 KW) at 8000 rpm
Max Torque	86 Nm at 6000 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 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 : 2.81
Bevel / Crownwheel	11 / 31 teeth]
Electrical system
Ignition	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 Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 110 mm	7.3" / 4.3"
Rims front	2.50-18 MT H 2
Rims rear	2.75-17 MT H 2
Tyres front	100/90-V 18 or 100/90-VR 18
Tyres rear	130/90-V 17 or 130/90-VR 17
Brakes front	dual-disc brake 285 mm dia	11.2"
Brakes rear	single disc brake 285 mm dia	11.2"
Dimensions / Weights
Length x Width x Height	2220 x 800 x 1271 mm	87.4"(7' 3.4") x 31.5"(2' 7.5") x 50.0"(4' 2.0")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	22l]	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	249 kg	548 lb
Max permissible Weight	480 kg	1,056 lb
Ground Clearance	175 mm	6.9"
Fuel Consumption	4,4 l/100 km (at constant 90 kph)	54.7 mpg
Top Speed	220 kph	137 mph
Acceleration	0-100 kph         4,3 sec	0-60 mph

Power and torque:

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BMW K100

BMW K100

Production
Start of Production	1983
End of Production	1990
Number Sold	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
Cubic Capacity	987 ccm
Max Power	90 hp (66 KW) at 8000 rpm
Max Torque	86 Nm at 6000 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 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 : 2.91or 1 : 3.00 [K 100/2 from 1987 : 1 : 2.81
Bevel / Crownwheel	11 / 32 teeth or 11 / 33 [K 100 / 2 from 1987: 11 / 31 teeth]
Electrical system
Ignition	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 Suspension	telescopic fork with hydraulic shock absorber
Rear Suspension	BMW Monolever swinging arm
Spring Travel front/rear	185 / 110 mm	7.3" / 4.3"
Rims front	2.50-18 MT H 2
Rims rear	2.75-17 MT H 2
Tyres front	100/90-V 18
Tyres rear	130/90-V 17
Brakes front	dual-disc brake 285 mm dia	11.2"
Brakes rear	single disc brake 285 mm dia	11.2"
Dimensions / Weights
Length x Width x Height	2220 x 960 x 1155 mm	87.4"(7' 3.4") x 37.8"(3' 1.8") x 45.5"(3' 9.5")
Wheel Base	1516 mm	59.7"(4' 11.7")
Tank Capacity	22 l [K 100/2 from 1987: 21l]	5.81 Gal - 4.84 Imp Gal[5.55 Gal - 4.62 Imp Gal]
Unladen Weight, full Tank	239 kg [K 100/2 from 1987: 240 kg]	527 lb[529 lb]
Max permissible Weight	450 kg [K 100/2 from 1987: 480 kg]	992 lb[1,058 lb]
Ground Clearance	175 mm	6.9"
Fuel Consumption	5,0 l/100 km (at constant 90 kph)	47.0 mpg
Top Speed	215 kph	134 mph
Acceleration	0-100 kph         4,3 sec	0-60 mph

Power and torque:

[johnny]

BMW K1100RS

BMW K1100RS

Production
Start of Production	1992
End of Production	1996
Number Sold	12.179
Price	21.950,- DM
Engine
Motor Type	four-stroke, horizontal four-cylinder in-line engine, liquid-cooled
Bore x Stroke	70,5 x 70 mm
Cubic Capacity	1092 ccm
Max Power	100 hp (74 KW) at 7500 rpm
Max Torque	107 Nm at 5500 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 MA 2.2
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 : 2.81
Bevel / Crownwheel	11 / 32 teeth
Electrical system
Ignition	electronic ignition, Bosch Motronic MA 2.2
Alternator	12 V 700 W
Starter	0.7 kW
Spark Plugs	Bosch XR 5 DC, Beru 12 R-5 DU 03/97 on: XR7LDC
Chassis
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 front/rear	135 / 120 mm	5.32" / 4.72"
Rims front	3.50-17 MT H 2
Rims rear	4.50-18 MT H 2
Tyres front	120/70-VR 17
Tyres rear	160/60-VR 18
Brakes front	dual-disc brake 305 mm dia	11.22"
Brakes rear	single disc brake 285 mm dia	12.01"
Dimensions / Weights
Length x Width x Height	2230 x 802 x 1260 mm	87.8"(7' 3.8") x 31.6"(2' 7.6") x 49.6"(4' 1.6")
Wheel Base	1565 mm	61.6"(5' 1.6")
Tank Capacity	22 l	5.81 Gal - 4.84 Imp Gal
Unladen Weight, full Tank	268 kg	591 lb
Max permissible Weight	485 kg	1,069 lb
Ground Clearance	125 mm	4.9"
Fuel Consumption	4,9 l/100 km (at constant 90 kph)	48.0 mpg (@ 60 mph)
Top Speed	220 kph	137 mph
Acceleration	0-100 kph         3,8 sec	0-60 mph