Data and equipment

BMW R 18 B

As a traditional bagger motorcycle, the R 18 B makes a clear statement with its Big Boxer. Learn all about the technical data here.

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Engine

Rated output

91 hp at 4,750 rpm

Emission control

Closed-loop 3-way catalytic converter

Type

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

Bore x stroke

107.1 mm x 100 mm

Capacity

1,802 cc

Compression ratio

9.6 : 1

Max. torque

120 lb-ft at 3,000 rpm

Mixture control

Electronic intake pipe injection / digital engine management system: BMS-O with throttle-by-wire

Performance / fuel consumption

Fuel type

Super unleaded (max. 15% ethanol, E15), 95 ROZ/RON, 90 AKI

Maximum speed

111 mph

Electrical system

Alternator

Permanent magnet alternator with 660 W (nominal power)

Battery

12 V / 26 Ah

Power transmission

Clutch

Single-disc dry clutch

Drive

Cardan shaft drive

Gearbox

Constant-mesh 6-gear gearbox with separate transmission housing

Chassis / brakes

ABS

BMW Motorrad Integral ABS (fully integral)

Brake, front

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

Brake, rear

Single disc brake, diameter 300 mm, 4-piston fixed caliper

Castor

7.2"

Frame

Double loop steel frame with bolted beams

Front wheel location / suspension

Telescopic fork

Rear wheel location / suspension

Steel twin-sided swing arm, central spring strut

Rim, front

3.50 x 19"

Rim, rear

5.00 x 18''

Steering head angle

62.7°

Suspension travel, front / rear

4.7" / 4.7"

Tire, front

120/70 R19

Tire, rear

180/55 B18

Wheelbase

66.7"

Wheels

Aluminum cast wheel on front wheel

Dimensions / weights

Seat height at unladen weight

28.3"

Height

55.1" (above windshield, at unladen weight)

Inner leg curve at unladen weight

67"

Length

100.8" (over splash guard)

Payload (with standard equipment)

511 lbs

Permitted total weight

1,389 lbs

Reserve

approx. 1 gal

Unladen weight, road ready, fully fueled

877 lbs

1)

Usable tank volume

approx. 6.3 gal

Width

38.2" (above hand lever)