Data sheet
Dimensions & weights
- Wet weight
- 268 kg
- Seat height
- 820 / 910 mm
- Ground clearance
- 195 mm
- Wheelbase
- 1504 mm
- Suspension travel
- 190 / 200 mm
- Payload capacity
- 217 kg
Engine & drivetrain
- Engine
- 1254 cc · Boxer twin ShiftCam
- Cooling
- Liquid cooled
- Output
- 136 hp · 143 Nm
- Transmission
- 6-speed
- Final drive
- Shaft
- Fuelling
- Electronic fuel injection
Fuel & range
- Fuel capacity
- 30 L
- Real world range
- 550600 km
Electronics & rider aids
- Ride modes
- Rain/Road/Eco/Dynamic/Enduro/Enduro Pro
- Cruise control
- Yes
- Traction control
- Yes · defeatable
- ABS
- Yes · fully defeatable
- Heated grips
- No
- Heated seat
- No
Service intervals
- Service interval
- 10,000 km
- Valve check
- 20,000 km
- Air filter
- 20,000 km
Protection
- Bash plate
- None
- Radiator guard
- No
- Oil cooler guard
- No
- Hand guards
- Yes
Consumables & service specs
Every value carries its source.
Tyres
- Front
- 120/70 R19BMW OM R1250GSA 2019 · official
- Rear
- 170/60 R17BMW OM R1250GSA 2019 · official
Tyre pressures
- Front — solo
- 2.5 barAt cold tyreBMW OM R1250GSA 2019 · official
- Rear — solo
- 2.9 barAt cold tyreBMW OM R1250GSA 2019 · official
Engine oil
- Viscosity
- SAE 5W-40API SL / JASO MA2; no molybdenum-based additives permittedBMW OM R1250GSA 2019 · official
- Capacity
- 4.0 lMax, with filter changeBMW OM R1250GSA 2019 · official
- Filter part no.
- 11427721779Same BMW OEM filter as standard R1250GS; applicable through 2024 model year for GSA per parts retailer fitment dataDDRV oil filter fitment
Coolant
- Type
- BMW silicate-based radiator antifreeze/corrosion inhibitor, min -25°C frost protectionShares cooling architecture with standard R1250GSBMW R1250GS K50 service manual excerpt
- Capacity
- 1.5 lApprox. total coolant circuit capacity, shared wethead architecture with standard R1250GSHornig R1250GS maintenance parts list
Brakes
- Fluid type
- DOT 4Front and rearBMW OM R1250GSA 2019 · official
Forks
- Oil viscosity
- SAE 7.5W (BMW Telescopic Fork Oil, range 7.5W-11.5W acceptable)Telelever front end shared with standard R1250GSBetween the Wheels fork service guide
- Oil capacity
- 485 mlPer fork leg, shared telelever designHornig R1250GS maintenance parts list
Final drive
- Shaft oil grade
- Shaft drive with bevel gearBMW OM R1250GSA 2019 · official
- Shaft oil capacity
- 180 mlShared final drive unit with standard R1250GSADVrider R1250GS Cheatsheet
Spark plugs
- Type
- NGK LMAR8AI-10BMW OM R1250GSA 2019 · official
- Quantity
- 2One per cylinder, boxer twinBMW OM R1250GSA 2019 · official
Battery
- Type
- AGM battery, 12V (optional HP lithium-ion battery available)BMW OM R1250GSA 2019 · official
Fuel
- Minimum octane
- 91 ROZ/RON / 87 AKI (95 ROZ/RON recommended)Engine adapts to 91-98 ROZ/RON via knock controlBMW OM R1250GSA 2019 · official
- Ethanol tolerance
- Max 15% ethanol (E15)BMW OM R1250GSA 2019 · official
What breaks first and where.
01
Gearbox input shaft overload/breakage (NHTSA Recall 23V-011)
CatastrophicRareSame defect as standard R1250GS: under abrupt speed differences between engine and final drive, the gearbox input shaft can be overloaded, potentially damaging or breaking it and locking the rear wheel. Approximately 9,416 GS Adventure units affected in the US alone.
Symptoms
- Damaged or broken gearbox input shaft
- Locked/blocked rear wheel
- Potential loss of control
Field repairableNo
02
Left-cylinder cam chain tensioner ticking noise
MinorCommonSame ShiftCam-engine hydraulic tensioner issue as standard R1250GS — ticking noise from left cylinder at operating temperature due to tensioner oil leakage.
Symptoms
- Ticking or rattling noise from left cylinder on warm start/idle
Field repairableYes — Swap to updated cam chain tensioner (BMW part 11317108586); same procedure as standard R1250GS