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2021 BMW R 1250GS Adventure Overview
The 2021 BMW R 1250GS Adventure is an enduro / off-road motorcycle built around 1254 cc of displacement. Under the tank sits a Two cylinder boxer, four-stroke engine running Double Overhead Cams/Twin Cam (DOHC) valve actuation, a compression ratio of 12.5:1. 2021 BMW R 1250GS Adventure delivers 136 hp @ 7750 rpm of peak power and 143 Nm @ 6250 rpm of torque. The factory-quoted top speed stands at 200 km/h, making it a capable performer in its class. From a practical standpoint, the 2021 R 1250GS Adventure tips the scales at 268 kg, carries a 30-litre fuel tank, offers a seat height of 890 mm to 910 mm and spans a 1504 mm wheelbase. Scroll down for the complete 2021 BMW R 1250GS Adventure spec sheet covering every technical detail from suspension travel to tyre sizes.
2021 R 1250GS Adventure - Pros & Cons
Strengths
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⚡
Strong power output: 2021 BMW R 1250GS Adventure makes 136 hp @ 7750 rpm with 143 Nm @ 6250 rpm of torque - competitive figures for its class.
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🔧
Fuel injection: The fuel injection injection system delivers crisp throttle response and reliable cold starts regardless of altitude or temperature.
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⛽
Large fuel range: The 30-litre tank is generously sized, translating to extended range between stops - ideal for touring or longer commutes.
Considerations
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📏
Tall seat height: The 890 mm to 910 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
Owner Experiences & Common Issues
Throttle response and fuelling
The fuel injection on the 2021 BMW R 1250GS Adventure is generally well-regarded. Some owners note a slight hesitation at small throttle openings when cold, which clears once the engine reaches operating temperature. A quick visual check of the injector connectors during routine servicing is good practice on higher-mileage examples.
Valve clearance checks
Double Overhead Cams/Twin Cam (DOHC) engines should have valve clearances checked at the manufacturer's specified interval. Owners report that clearances can tighten over time on higher-mileage bikes, leading to slight ticking from the top end. Catching it early keeps the job simple and avoids more costly remediation.
Low-speed confidence
At 268 kg, the R 1250GS Adventure is a substantial machine. New owners occasionally mention that slow-speed manoeuvring in car parks takes a little getting used to. Once moving, the weight disappears - but practising slow-speed exercises builds confidence quickly.
R 1250GS Adventure - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2021 BMW R 1250GS Adventure, start with the basics: check the service book for oil change frequency, inspect the chain and sprockets for wear, and look for oil seepage around the engine casings and rocker covers. A cold start test is invaluable - a well-maintained R 1250GS Adventure should fire up cleanly and settle to a smooth idle within a few seconds.
Oil and filter changes
Regular oil changes are the single most important maintenance task on any R 1250GS Adventure. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. The sump holds 4 litres, so budget for that volume of quality motorcycle-specific engine oil. Always use the correct viscosity grade as specified in the owner's manual.
Fuel system care
The R 1250GS Adventure's fuel injection system is durable but benefits from quality fuel and the occasional use of a fuel-system cleaner additive. If the bike has been stored for more than three months, drain and replace the fuel to prevent varnish deposits in the injectors.
Valve clearance service
Check that valve clearances have been adjusted at the correct intervals on any used R 1250GS Adventure. This is a job many owners skip because the bike does not immediately feel wrong - but tight clearances accelerate valve seat wear. Ask for proof it has been done.
2021 BMW R 1250GS Adventure - Frequently Asked Questions
What engine does the 2021 BMW R 1250GS Adventure have?
The 2021 BMW R 1250GS Adventure uses a Two cylinder boxer, four-stroke engine with 1254 cc of displacement. It is liquid / air cooled.
What is the top speed of the 2021 BMW R 1250GS Adventure?
The 2021 BMW R 1250GS Adventure has a factory-quoted top speed of 200 km/h. Real-world speeds vary depending on rider weight, conditions and state of tune.
How much does the 2021 BMW R 1250GS Adventure weigh?
The 2021 BMW R 1250GS Adventure weighs 268 kg. This is the manufacturer's wet figure.
How much power does the 2021 BMW R 1250GS Adventure make?
The 2021 BMW R 1250GS Adventure produces 136 hp @ 7750 rpm of power and 143 Nm @ 6250 rpm of torque. These are peak figures.
What is the fuel tank capacity of the 2021 BMW R 1250GS Adventure?
The 2021 BMW R 1250GS Adventure has a 30-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 500-600 km between stops.
Is the 2021 BMW R 1250GS Adventure suitable for shorter riders?
The 2021 BMW R 1250GS Adventure has a seat height of 890 mm to 910 mm. This is towards the tall end of the spectrum and will require most riders under 175 cm to tiptoe at stops.
What brakes does the 2021 BMW R 1250GS Adventure have?
The 2021 BMW R 1250GS Adventure uses 2x 305mm floating discs, 4-piston radial brake calipers at the front and Single 276mm disc, 2-piston floating caliper at the rear.
What tyre sizes does the 2021 BMW R 1250GS Adventure use?
The 2021 BMW R 1250GS Adventure runs 120/70 R19 front and 170/60 R17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2021 BMW R 1250GS Adventure have?
The 2021 BMW R 1250GS Adventure is fitted with a Constant mesh 6-speed gearbox with helical gearing system transmission.
How much oil does the 2021 BMW R 1250GS Adventure take?
The 2021 BMW R 1250GS Adventure takes 4 litres of engine oil at a full oil and filter change. Always verify against the dipstick or sight glass after filling.
BMW R 1250GS Adventure Spec Evolution
The BMW R 1250GS Adventure was produced across 5 model years (2019-2023). The table below highlights the key specifications that changed across the production run - useful whether you are comparing years or tracking down a specific variant.
| Specification |
2019 |
2020 |
2021 |
2022 |
2023 |
| Wet Weight |
268 kg / 591 lbs |
268 kg / 591 lbs |
268 kg / 591 lbs |
268.1 kg / 591.0 lbs |
268.1 kg / 591.0 lbs |
| Engine Detail |
Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm |
Four stroke, two cylinder horizontally opposed Boxer, with two overhead, spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, Intake 40mm, outlet 34 mm |
Four stroke, two cylinder horizontally opposed Boxer, with two overhead spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, intake 40mm, outlet 34 mm |
Balance shaft and variable engine timing system |
Balance shaft and variable engine timing system |
| Top Speed |
200.0 km/h / 124.3 mph |
200.0 km/h / 124.3 mph |
200.0 km/h / 124.3 mph |
193.1 km/h / 120.0 mph |
193.1 km/h / 120.0 mph |
| Seat Height |
890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible |
890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible |
890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible |
890 mm / 35.0 in. |
890 mm / 35.0 in. |
| Fuel Capacity |
30 Litres / 7.9 US gal |
30 Litres / 7.9 US gal |
30 Litres / 7.9 US gal |
29.90 litres / 7.90 US gallons |
29.90 litres / 7.90 US gallons |
| CO2 |
109.0 CO2 g/km. (CO2 - Carbon dioxide emission) |
110.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
110.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
110.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
110.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Comments |
Windscreen. |
- |
Dynamic Traction Control |
3 Ride Modes (ECO, Rain and Road). Traction Control. |
3 Ride Modes (ECO, Rain and Road). Traction Control. Hill Start Control. |
| Frame Type |
Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine |
Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine |
Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine |
Two-section frame, front- and bolted on rear frame, load-bearing engine |
Two-section frame, front- and bolted on rear frame, load-bearing engine |
Key Specifications
Engine
Two cylinder boxer, four-stroke
Power
136 hp / 100 kW @ 7750 rpm
Torque
143 Nm / 105.4 lb-ft @ 6250 rpm
Top Speed
200.0 km/h / 124.3 mph
Fuel Capacity
30 Litres / 7.9 US gal
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Full 2021 BMW R 1250GS Adventure Specifications
Comments
Dynamic Traction Control
Year
2021
Year
2021
Colours
White/Red/Blue, White/Red/Black, Black/Grey, Grey/Yellow
Make Model
BMW R 1250GS Adventure
Make Model
BMW R 1250GS Adventure
Seat Heigth -Alternate (mm)
910 mm
Seat Heigth -Alternate (in.)
35.8 inches
Seat Height
890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible
Seat Height
890 mm to 910 mm / 35 in to 35.8 in 820 mm to 910 mm / 32 in to 35.8 in - possible
Wheelbase
1504 mm / 59.2 in
Wheelbase
1504 mm / 59.2 in
Height
1460 mm / 57.5 in
Height
1460 mm / 57.5 in
Length
2270 mm / 89.4 in
Length
2270 mm / 89.4 in
Width
980 mm / 38.6 in
Width
980 mm / 38.6 in
Oil Capacity (Quarts)
4.23 US quarts
Oil Capacity (l)
4.00 litres
Fuel Capacity
30 Litres / 7.9 US gal
Fuel Capacity
30 Litres / 7.9 US gal
Coolant Capacity
2.00 litres (0.53 US gallons)
Wet Weight
268 kg / 591 lbs
Wet Weight
268 kg / 591 lbs
Fuel Control
Double Overhead Cams/Twin Cam (DOHC)
Engine Type
Two cylinder boxer, four-stroke
CO2
110.2 CO2 g/km. (CO2 - Carbon dioxide emission)
Displacement
1254 cc / 76.5 cu-in
Displacement
1254 cc / 76.5 cu-in
Engine Detail
Four stroke, two cylinder horizontally opposed Boxer, with two overhead spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, intake 40mm, outlet 34 mm
Engine Detail
Four stroke, two cylinder horizontally opposed Boxer, with two overhead spur gear driven camshafts , a counterbalance shaft and variable intake camshaft control system BMW ShiftCam, 4 valves per cylinder, intake 40mm, outlet 34 mm
Fuel System
Injection. Electronic intake pipe injection
Bore x Stroke
102.5 x 76 mm
Bore x Stroke
102.5 x 76 mm
Compression Ratio
12.5:1
Compression Ratio
12.5:1
Cooling System
Liquid / Air cooled
Cooling System
Liquid / Air cooled
Emissions
Regulated three-way catalytic converter, compliant with EU5 emission standard
Emissions
Regulated three-way catalytic converter, compliant with EU5 emission standard
Engine Lubrication
Dry sump
Engine Management
BMS-O
Engine Management
BMS-O
Fuel Consumption
4.75 litres/100 km (21.1 km/l or 49.52 mpg)
Fuel Induction
Electronic intake pipe injection, 52mm Ø throttle valve
Fuel Induction
Electronic intake pipe injection, 52mm Ø throttle valve
Fuel Reserve
4.00 litres / 1.06 US gallons
Fuel Type
Premium unleaded, 95 (RON)
Fuel Type
Premium unleaded, 95 (RON)
Idle Speed
1050 +/- 100 RPM
Oil Filtration
K & N KN-160
Starter
Electric 900W
Starter
Electric 900W
Valve System
4
Battery Capacity
12 V / 11.8 Ah, maintenance-free
Battery Capacity
12 V / 11.8 Ah, maintenance-free
Clutch
Wet clutch with anti-hopping function, hydraulically activated
Clutch
Wet clutch with anti-hopping function, hydraulically activated
Final Drive
Shaft
Final Drive
Shaft
Gear Ratios
1st 2.438 2nd 1.714 3rd 1.296 4th 1.059 5th 0.943 6th 0.848
Gear Ratios
1st 2.438 2nd 1.714 3rd 1.296 4th 1.059 5th 0.943 6th 0.848
Gearbox
6-speed
Primary Drive
Constant mesh
Primary Drive Ratios
1.650
Primary Drive Ratios
1.650
Secondary Drive Ratio
2.910
Secondary Drive Ratio
2.910
Transmission / Drive
Constant mesh 6-speed gearbox with helical gearing system
Transmission / Drive
Constant mesh 6-speed gearbox with helical gearing system
Fork Tube Size (mm)
37 mm
Fork Tube Size (in.)
1.5 inches
Frame Type
Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine
Frame Type
Two-section frame concept consisting of main frame with bolt-on rear frame, load-bearing engine
Suspension - Front
BMW Motorrad 37mm Telelever, central spring strut
Suspension - Front
BMW Motorrad 37mm Telelever, central spring strut
Suspension - Rear
Cast aluminium single-sided swing arm with BMW Motorrad Paralever, WAD spring strut, continuously adjustable spring preload by means of hand wheel, rebound-stage damping adjustable by hand wheel (Option: Dynamic ESA)
Suspension - Rear
Cast aluminium single-sided swing arm with BMW Motorrad Paralever, WAD spring strut, continuously adjustable spring preload by means of hand wheel, rebound-stage damping adjustable by hand wheel (Option: Dynamic ESA)
Rake
25.5°
Steering Angle
65.1°
Steering Angle
65.1°
Trail
95.4 mm / 3.8 in
Trail
95.4 mm / 3.8 in
Wheel Travel - Front
210 mm / 8.3 in
Wheel Travel - Front
210 mm / 8.3 in
Wheel Travel - Rear
220 mm / 8.7 in
Wheel Travel - Rear
220 mm / 8.7 in
Instrumentation
TFT colour display
Lighting system
LED headlight
Brakes - Front
2x 305mm floating discs, 4-piston radial brake calipers
Brakes - Front
2x 305mm floating discs, 4-piston radial brake calipers
Brakes - Rear
Single 276mm disc, 2-piston floating caliper
Brakes - Rear
Single 276mm disc, 2-piston floating caliper
ABS
BMW Motorrad Integral ABS as standard (part integral), disengageable (option: ABS Pro)
ABS
BMW Motorrad Integral ABS as standard (part integral), disengageable (option: ABS Pro)
Brake Fluid Type
DOT 4
Tyre Pressure - Front
36 PSI (2.5 Bar or 250 kPa)
Tyre Pressure - Rear
42 PSI (2.9 Bar or 290 kPa)
Tyres - Front
120/70 R19
Tyres - Front
120/70 R19
Tyres - Rear
170/60 R17
Tyres - Rear
170/60 R17
Wheels
Cross spoke
Wheels
Cross spoke
Wheels - Front
3.00 x 19 in
Wheels - Front
3.00 x 19 in
Wheels - Rear
4.50 x 17 in
Wheels - Rear
4.50 x 17 in
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