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BMW R 100RT

Make Model	BMW R 100RT
Year	1980 - 81
Engine	Four stroke, two cylinder horizontally opposed Boxer, 2 valves per cylinder
Capacity	980 cc / 59.8 cub in.
Bore x Stroke	94 x 70.6 mm
Cooling System	Air cooled
Compression Ratio	9.5:1
Lubrication	Wet sump
Induction	2 x Constant depression carburettors, Bing 94/40/105 - 94/40/106
Ignition	Battery ignition
Alternator	Bosch 12V/240 W
Battery	Bosch 0.6 hp (from 1978: 0.7 Kw)
Starting	Electric
Max Power	51 kW / 70 hp @ 7000 rpm
Max Torque	76 Nm / 7.7 kgf-m / 56 ft-lb @ 6000 rpm
Clutch	Dry single plate, with diaphragm spring
Transmission	5 Speed
Gear Ratio	1st 4.4 / 2nd 2.86 / 3rd 2.07 / 4th 1.67 / 5th 1.50 : 1
Gear Ratio Sport Version	1st 3.38 / 2nd 2.43 / 3rd 1.93 / 4th 1.67 / 5th 1.50
Rear Wheel Ratio	1:2.91 or 1:3.00
Bevel / Crown wheel	11 / 32 teeth or 10 / 32 teeth
Final Drive	Shaft
Frame	Double sown tubs, dual cradle
Front Suspension	Telescopic fork with hydraulic shock absorber.
Front Wheel Travel	200 mm / 7.8 in
Rear Suspension	Long swinging arm with adjustable strut.
Rear Wheel Travel	125 mm / 4.9 in
Front Brakes	2 x ∅260mm discs 2 piston calipers
Rear Brakes	Simplex ∅200 mm drum
Front Wheel	1.85 B 19
Rear Wheel	2.75 C 18
Front Tyre	3.25 H-19
Rear Tyre	4.00 H-18
Dimensions	Length 2110 mm / 87 in Width 746 mm / 29.37 in Height 1465 mm / 57.67 in
Wheelbase	1465 mm / 57.67 in
Seat Height	820 mm / 32.3 in
Ground Clearance	165 mm / 6.49 in
Wet Weight	234 kg / 515 lbs
Fuel Capacity	24 Litres / 6.3 US gal
Consumption Average	5.1 L/100km / 19.6 km/l / 46 US mpg
Standing ¼ Mile	13.8 sec / 153 km/h / 95 mph
Top Speed	203 km/h / 126 mph