2004BMW R 1100 S

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The 2004 BMW R 1100 S targets experienced riders seeking classic sport-touring performance with retro styling. Its air-oil cooled boxer engine delivers smooth power and excellent torque across the rev range, while the 6-speed transmission handles both spirited road riding and long-distance touring. Known for its combination of genuine handling prowess and everyday practicality, the R 1100 S remains a benchmark sport bike.

Capacity: 1085.0 ccm
Engine: Boxer, four-stroke
Gearbox: 6-speed
Dry weight: 208.0 kg
Seat height: 860 mm
Power: 96.6 HP (71.0 kW)

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What’s new for the 2004 BMW R 1100 S

vs the 2003

Spec	2003	2004
Power	98.0 HP (72.1 kW) @ 7500 RPM	96.6 HP (71.0 kW)
Dry weight	—	208.0 kg (458.6 pounds)
Seat height	800 mm (31.5 inches)	860 mm (33.9 inches)
Fuel capacity	19.00 litres (5.02 US gallons)	18.00 litres (4.76 US gallons)
Gearbox	—	6-speed
Front suspension	—	BMW Motorrad Telelever; stanchion diameter 35 mm, central spring strut, rebound damping adjustable
Rear suspension	—	Die-cast aluminium single-sided swing arm with BMW Motorrad Paralever; central spring strut, spring pre-load hydraulically adjustable to continuously variable levels by means of handwheel, rebound damping adjustable
Front brakes	—	Double disc
Rear brakes	—	Double disc

Other years 1999 2000 2001 2002 2003 2004 2005

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail15%

Cornering72%

City riding45%

Daily riding60%

Touring72%

Two-up55%

Track55%

Best for: Designed as a sport tourer, blending brisk boxer-twin performance with long-distance comfort and shaft-drive practicality.
Built for: A quirky, characterful machine with torque-rich boxer power delivery, Telelever front suspension feel, and sporty yet composed road manners.
Not ideal for: Not a good fit for off-road adventures or riders seeking a lightweight, flickable city commuter.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 860mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2004 BMW R 1100 S, with a moderate knee angle of around 95 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

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Full specifications

Engine

Capacity: 1085.0 ccm
Power: 96.6 HP (71.0 kW)
Torque: 97.0 Nm (9.9 kgf-m)
Engine type: Boxer, four-stroke
Power/weight ratio: 0.4644 HP/kg (dry)
Bore x stroke: 99.0 x 70.5 mm
Compression: 11.3:1
Cooling system: Oil & air
Fuel system: Injection
Starting: Electric
Valves per cylinder: 4

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Shaft
Clutch: Single-disc dry clutch, hydraulically operated

Dimensions & weight

Wheelbase: 1478 mm
Overall length: 2180 mm
Overall width: 895 mm
Overall height: 1160 mm
Seat height: 860 mm
Dry weight: 208.0 kg
Wet weight: 229.0 kg
Fuel capacity: 18.00 litres
Reserve fuel capacity: 4.00 litres

Chassis & suspension

Frame: Three-section composite frame consisting of front and rear section, load bearing engine
Front suspension: BMW Motorrad Telelever; stanchion diameter 35 mm, central spring strut, rebound damping adjustable
Rear suspension: Die-cast aluminium single-sided swing arm with BMW Motorrad Paralever; central spring strut, spring pre-load hydraulically adjustable to continuously variable levels by means of handwheel, rebound damping adjustable
Front wheel travel: 110 mm
Rear wheel travel: 130 mm
Rake (fork angle): 25.0°
Trail: 100 mm

Brakes & wheels

Front brakes: Double disc
Front brakes diameter: 320 mm
Rear brakes: Double disc
Rear brakes diameter: 276 mm
Front tyre: 120/70-ZR17
Rear tyre: 180/55-ZR17

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	1999	2001	2002	2004	2005
Capacity	1085 cc	1085 cc	1085 cc	1085 cc	1085 cc
Dry weight	208 kg	—	—	208 kg	208 kg
Seat height	800 mm	800 mm	800 mm	860 mm	800 mm
Fuel capacity	18 L	18 L	18 L	18 L	18 L