2004 BMW R-Series

WB10496A44ZJ31472

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EngineTypeAir/oil-cooled 2-cylinder 4-stroke flat twin engine, one camshaft and four valves per cylinderBore x stroke101 mm x 73 mm (4 x 2 7/8 inches)Capacity1,170 cc (71 1/2 cubic inches)Rated output61 bhp at 5,000 rpmMax. torque72 Ft/Lb at 3,000 rpmCompression ratio10.0 : 1Engine ManagementElectronic intake pipe injection/digital engine management: Bosch Motronic MA 2.4 with overrun fuel cut-offEmission controlclosed-loop 3-way catalytic converterPerformance / fuel consumptionMaximum speedapprox. 102 mphFuel consumption over 60 miles at a constant 55 mph45 mpgFuel consumption over 60 miles at constant 75 mph37 mpgFuel typeUnleaded, regular1Electrical systemAlternator840 W three-phase alternatorBattery12 V / 19 AhPower transmissionClutchSingle-disc dry clutch, hydraulically operatedGearboxConstant mesh 6-speed transmission (overdrive)DrivetrainShaft drivePrimary Drive1:1.889Clutch165mm single plate w/ hydraulic actuationGearbox Ratios2.038 / 1.600 / 1.267 / 1.034 / 0.903 / 0.698 : 1Final DriveEnclosed driveshaft w/ two universal joints Final Drive Ratio2.62 : 1Chassis / brakesFrameTriple-section frame consisting of front and rear frame sections and semi-monocoque engineFront wheel location / suspensionBMW Motorrad Telelever; stanchion diameter 35 mm, central strutRear wheel location / suspensionDie-cast aluminium single-sided swing arm with BMW Motorrad Monolever; WAD strut (travel-related damping), spring pre-load adjustable to continuously variable levels by means of hydraulic handwheelTravel front / rear144 mm (5 2/3") / 120 mm (4 3/4")Wheelbase (in normal position)1,641 mm (65")Caster (in normal position)184 mm (7 1/4")Steering head angle (in normal position)56.5°WheelsDie-cast aluminium wheelsRim, front3.50 x 16Rim, rear4.00 x 15Front Tires150/80 VR 16Rear Tires170/80 VR 15Front BrakeEVO brake system with dual disc, floating brake discs, 305 mm diameter, 4-piston fixed caliperRear BrakeSingle disc floating brake, 285 mm diameter, 2-piston floating caliperABSSpecial equipment: BMW Fully Integral ABSDimensions & WeightsSeat height, unladen weight745 mm m(29 1/3")Unladen, road ready, fully fuelled 1)679 lbDry weight 2)635 lb kgPermitted total weight1,168 lbPayload (with standard equipment)489 lbUsable tank volume4.6 galReserve1 galLength95 inchesHeight56 inchesWidth (inc. mirrors)42 inches