Technical data

Engine

Design

Air/oil cooled two-cylinder four-stroke boxer engine with two chain-driven camshafts above the drive shaft.    

Bore x stroke

107.1 mm x 100 mm

Capacity

1802 cm³    

Nominal capacity

67 kW at 4750 rpm

Max. torque

158 Nm at 3000 rpm

Compression ratio

9.6 :1

Fuel preparation

Electronic intake pipe fuel injection, BMS-K+ electronic engine management with overrun cut-off, twin-spark ignition: BMS-O with e-gas

Emission control

Regulated three-way catalytic converter

Mileage / consumption

Maximum speed

over 180 km/h    

Consumption per 100 km based on the WMTC

5.6 l/100km

Fuel type

Super plus lead-free (max. 15% ethanol, E15) ROZ 95 90 AKI

Electrical system

Alternator

Permanent magnet generator 600 W (nominal capacity)

Battery

12 V / 26 Ah, maintenance-free

Power transmission

Clutch

Single-disk dry clutch

Gears

6-gear shifting claw transmission in separate transmission housing     

Secondary drive

Shaft drive

Suspension / brakes

Frame

Double-cradle steel frame with screwed-on underbeams

Front suspension / spring elements

Telescopic fork

Rear suspension / spring elements

Steel swinging fork with central shock strut

Spring travel, front / rear

120 mm / 90 mm

Wheelbase

1731 mm    

Castor

150 mm

Steering head angle

57,3°

Wheels

Spoke wheel (front only)

Rim dimensions, front

3,5" x 19"

Rim dimensions, rear

5,0" x 16"

Tyre, front

120/70 R 19

Tyre, rear

180/65 B16

Brake, front

Twin disc brake, diameter 300 mm, 4-piston fixed callipers

Brake, rear

Single disc brakes, diameter 300 mm, four-piston fixed calipers

ABS

BMW Motorrad Integral ABS (partially integral)

Dimensions / weights

Seat height, unladen

690 mm

Rider step length, unladen

1630 mm

Usable tank capacity

approx. 16 l

of which reserve

approx. 4 l

Length

2440 mm

Height (excluding mirrors)

1126 mm

Height (above mirror, at DIN empty weight)

1232 mm

Width (with mirror)

964 mm

Unladen weight, fully fuelled/road-ready

345 kg

1)
Max. permitted weight

560 kg

Max. load (with standard equipment)

215 kg

1) As defined in EU directive 93/93/EEC, filled with all operating fluids, fuelled to at least 90% of usable tank capacity

Design your R 18

Discover our individualisation suggestions or design your own R 18 with our extensive range of special and original BMW Motorrad accessories.

Discover our individualisation suggestions or design your own R 18 with our extensive range of special and original BMW Motorrad accessories.

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