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BMW R 850RT

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Make Model

BMW R 850 RT

Year

1996 - 99

Engine

Four stroke, two-cylinder, horizontally-opposed Boxer engine, 4 valves per cylinder

Capacity

848 cc / 51.7 cu in.
Bore x Stroke 87.5 x 70.5 mm
Cooling System Air/Oil-cooled
Compression Ratio 10.3:1
Lubrication Wet sump

Induction

Electronic injection, Bosch Motronic

Ignition 

Electronic Bosch Motronic MA 2.4
Generator 700 W three phase alternator
Battery 12V / 19 Ah
Starting Electric

Max Power

53.2 kW / 73 hp @ 6750 rpm

Max Torque

77 Nm / 7.85 kgf-m / 56 ft/lb @ 5600 rpm
Clutch Single disc dry clutch, hydraulically operated

Transmission 

5 Speed 
Final Drive Shaft
Frame Three section composite frame consisting of front & rear section, load bearing engine

Front Suspension

Motorrad Telelever, stanchion ∅35 mm, central strut, rebound damping adjustable.
Front Wheel Travel 120 mm / 4.7 in

Rear Suspension

Die-cast aluminium single sided swinging arm with BMW Motorrad Paralever, central strut, spring preload adjustable to continuously variable levels by means of a hydraulic handwheel, rebound adjustable damping.
Rear Wheel Travel 135 mm / 5.2 in

Front Brakes

2 x ∅320mm discs, 4 piston calipers

Rear Brakes

Single ∅276mm disc, 2 piston caliper
Wheels Die cast aluminium wheels
Front Wheel 3.50 x 17
Rear Wheel 5.00 x 17

Front Tyre

120/70 - ZR17

Rear Tyre

160/60 - ZR17
Steering Head Angle 61.9°
Dimensions

Length   2170 mm / 85.4 in

Width       940 mm / 37.0 in

Height  1220 mm / 48.03 in

Wheelbase 1487 mm / 58.54 in
Seat Height 800 mm / 31.4 in. (low seat: 770 mm / 30.31 in)
Dry Weight 238 kg / 525 lbs
Wet Weight 282 Kg / 621 lbS

Fuel Capacity 

20.5 Liters / 5.4 US gal

Consumption Average

6.3 L/100 km / 15.9 km/l / 37.4 US mpg

Braking 60 km/h - 0

14.2 m / 46.6 ft

Braking 100 km/h - 0

41.2 m / 135.2 ft

Standing ¼ Mile  

13.4 sec / 159 km/h / 99 mph

Top Speed

186.2 km/h / 115.7 mph
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