Technical specifications
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| Model: |
R 1250RT |
| Years: |
2021 |
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Engine:
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Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm
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Capacity:
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1254 cc / 76.5 cu-in
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Bore x Stroke:
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102.5 x 76 mm
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Compression Ratio:
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12.5:1
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Cooling System:
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Liquid / Air cooled
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Emission:
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Closed-loop three-way catalytic converter, compliant with Euro 5 emission standard
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Induction:
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Electronic intake pipe fuel injection, 52mm throttle valve
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Fuel:
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Super petrol unleaded, octane number 95 (ROZ), adaptation through engine control (91 to 98 ROZ)
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Engine Control:
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Digital engine control: BMS-O with e-gas
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Battery:
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12 V / 11.8 Ah, maintenance-free
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Starting:
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Electric
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Max Power:
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136 hp / 100 kW @ 7750 rpm
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Max Torque:
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143 Nm / 105.4 lb-ft @ 6250 rpm
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Clutch:
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Wet clutch with anti-hopping function, hydraulically activated
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Transmission:
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6-speed helical synchromesh gearbox
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Final Drive:
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Shaft
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Primary Ratio:
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1.650
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Gear Ratios:
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1st (2.438) 2nd 1.714 3rd. 1.296 4th 1.059 5th 0.943 6th 0.848
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Secondary Ratio:
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1.061
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Frame:
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Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine
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Front Suspension:
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BMW Motorrad 37mm Telelever, central spring strut
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Front Wheel Travel:
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120 mm / 4.7 in
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Rear Suspension:
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Cast aluminium single-sided swinging arm with BMW Motorrad Paralever, WAD spring strut, spring preload continuously and hydraulically adjustable via adjuster knob, adjustable rebound-stage damping via adjuster knob
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Rear Wheel Travel:
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136 mm / 5.3 in
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Front Brakes:
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2x 320mm floating discs, 4-piston radial brake calipers
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Rear Brakes:
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Single 276mm disc, 2-piston floating caliper
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ABS System:
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BMW Motorrad full integral ABS Pro (full integral braking, lean optimised)
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Wheels:
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Die-cast aluminium
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Front Rim:
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3.50 x 17
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Rear Rim:
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5.50 x 17
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Front Tyre:
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120/70 ZR17
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Rear Tyre:
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180/55 ZR17
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Trail:
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116 mm / 4.5 in
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Steering Angle:
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64.1°
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Dimensions:
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Length 2222 mm / 87.4 in Width 985 mm / 38.7 in
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Wheelbase:
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1485 mm / 58.4 in
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Seat Height:
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805 mm to 825 mm / 31.6 in to 32.4 in 830 mm to 850 mm / 32.6 in to 33.4 in - SE high seat 760 mm to 780 mm / 29.9 in to 30.7 in - low seat
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Wet Weight:
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279 kg / 615 lbs
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Permitted Total Weight:
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505 kg / 1113.3 lbs
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Fuel Capacity:
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25 Litres / 6.6 US gal
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