Technical data



Air/liquid-cooled four stroke flat twin engine, double overhead camshaft, one balance shaft and variable engine timing system BMW ShiftCam

Bore x stroke

102.5 mm x 76 mm


1,254 cc

Rated output

100 kW (136 HP) at 7,750 rpm

Max. torque

143 Nm at 6,250 rpm

Compression ratio

12.5 : 1

Fuel preparation

Electronic intake manifold injection

Emission control

Regulated three-way catalytic converter, compliant with EU5 emission standard

Performance / fuel consumption

Maximum speed

over 200 km/h

Fuel consumption per 100 km based on WMTC

4.75 L

CO2 emission based on WMTC

110 g/km

Fuel type

Unleaded super, octane number 95 (RON), adaptive fuel quality regulation (91 to 98 RON)

Electrical system


Three-phase generator with 510 Watt nominal power


12 V / 11.8 Ah, maintenance-free

Power transmission


Wet clutch with an anti-hopping function, hydraulic activation


Constant mesh 6-speed gearbox with helical gear teeth


Shaft drive

Chassis / brakes


Two-section frame, front- and bolted on rear frame, load-bearing engine

Front wheel location / suspension

BMW Motorrad Telelever; stanchion diameter 37 mm, central spring strut

Rear wheel location / suspension

Cast aluminium single-sided swing arm with BMW Motorrad Paralever; WAD strut (travel-related damping), spring pre-load hydraulically adjustable (continuously variable) at handwheel, rebound damping adjustable at handwheel

Suspension travel, front / rear

190 mm / 200 mm


1,514 mm


100.6 mm

Steering head angle



Cast aluminium wheels

Rim, front

3.00 x 19“

Rim, rear

4.50 x 17“

Tyre, front

120/70 R 19

Tyre, rear

170/60 R 17

Brake, front

Dual disc brake, floating brake discs, diameter 305 mm, 4-piston radial calipers

Brake, rear

Single disc brake, diameter 276 mm, double-piston floating caliper


BMW Motorrad Integral ABS Pro (part-integral, slant-layer-optimized)

Dimensions / weights

Seat height

850mm - 870mm
(OE lowered suspension 800mm - 820mm)

Inner leg curve

1,870mm - 1,910mm
(OE lowered suspension 1,750mm - 1,790mm)

Usable tank volume

20 L


approx. 4 L

Length (over mud guard)

2,207 mm

Height (over windshield)

1,430 mm


952.5 mm

Unladen weight, road ready, fully fuelled

249 kg

Permitted total weight

465 kg

Payload (with standard equipment)

216 kg

1) According to Guideline (EU) 168/2013 with all operating fluids, with standard equipment and refuelled with min. 90% of the usable tank capacity.

Made for you

For the R 1250 GS, there is a large range of optional accessories and original BMW Motorrad accessories. This allows you to configure your motorbike exactly the way you want it.

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