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2021 BMW G 310GS Overview
The 2021 BMW G 310GS is a sport motorcycle built around 313 cc of displacement. Under the tank sits a Single cylinder, four-stroke engine running Double Overhead Cams/Twin Cam (DOHC) valve actuation, a compression ratio of 10.9:1. 2021 BMW G 310GS delivers 25 kW @ at 9500 of peak power and 28 Nm @ 7500 rpm of torque. The factory-quoted top speed stands at 143 km/h, making it a capable performer in its class. From a practical standpoint, the 2021 G 310GS tips the scales at 175 kg, carries a 11-litre fuel tank, offers a seat height of 835 mm and spans a 1420 mm wheelbase. Scroll down for the complete 2021 BMW G 310GS spec sheet covering every technical detail from suspension travel to tyre sizes.
2021 G 310GS - Pros & Cons
Strengths
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Strong power output: 2021 BMW G 310GS makes 25 kW @ at 9500 with 28 Nm @ 7500 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.
Considerations
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Tall seat height: The 835 mm seat height will challenge shorter riders - tiptoeing at low speeds is something to factor into your decision.
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Modest fuel capacity: The 11-litre tank means more frequent fuel stops on longer rides, which is worth planning around on touring routes.
Owner Experiences & Common Issues
Throttle response and fuelling
The fuel injection on the 2021 BMW G 310GS 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.
G 310GS - Buying & Maintenance Guide
What to check before buying
When inspecting a used 2021 BMW G 310GS, 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 G 310GS 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 G 310GS. Stick to the manufacturer's interval - typically every 6,000 km or once a year, whichever comes first. Always use the correct viscosity grade as specified in the owner's manual.
Fuel system care
The G 310GS'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 G 310GS. 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 G 310GS - Frequently Asked Questions
What engine does the 2021 BMW G 310GS have?
The 2021 BMW G 310GS uses a Single cylinder, four-stroke engine with 313 cc of displacement. It is liquid cooled.
What is the top speed of the 2021 BMW G 310GS?
The 2021 BMW G 310GS has a factory-quoted top speed of 143 km/h. Real-world speeds vary depending on rider weight, conditions and state of tune.
How much does the 2021 BMW G 310GS weigh?
The 2021 BMW G 310GS weighs 175 kg. This is the manufacturer's wet figure.
How much power does the 2021 BMW G 310GS make?
The 2021 BMW G 310GS produces 25 kW @ at 9500 of power and 28 Nm @ 7500 rpm of torque. These are peak figures.
What is the fuel tank capacity of the 2021 BMW G 310GS?
The 2021 BMW G 310GS has a 11-litre fuel tank. At around 5-6 litres per 100 km, that is roughly 183-220 km between stops.
Is the 2021 BMW G 310GS suitable for shorter riders?
The 2021 BMW G 310GS has a seat height of 835 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 G 310GS have?
The 2021 BMW G 310GS uses Single 300mm disc, 4-piston fixed caliper, radially bolted at the front and Single 240mm disc, single-piston floating caliper at the rear.
What tyre sizes does the 2021 BMW G 310GS use?
The 2021 BMW G 310GS runs 110/80 - R19 front and 150/70 - R17 rear tyres. A good selection of sport, touring and all-weather rubber is available in these sizes.
What gearbox does the 2021 BMW G 310GS have?
The 2021 BMW G 310GS is fitted with a 6-speed transmission.
BMW G 310GS Spec Evolution
The BMW G 310GS was produced across 7 model years (2017-2023). 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 |
2017 |
2018 |
2019 |
2020 |
2021 |
2022 |
2023 |
| Top Speed |
143.0 km/h / 88.9 mph |
143.0 km/h / 88.9 mph |
143.0 km/h / 88.9 mph |
143.0 km/h / 88.9 mph |
143.0 km/h / 88.9 mph |
141.6 km/h / 88.0 mph |
141.6 km/h / 88.0 mph |
| Seat Height |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat |
833 mm / 32.8 in. |
| Fuel Capacity |
11 Litres / 2.9 US gal |
11 Litres / 2.9 US gal |
11 Litres / 2.9 US gal |
11 Litres / 2.9 US gal |
11 Litres / 2.9 US gal |
11 Litres / 2.9 US gal |
11.50 litres / 3.04 US gallons |
| CO2 |
- |
77.3 CO2 g/km. (CO2 - Carbon dioxide emission) |
77.3 CO2 g/km. (CO2 - Carbon dioxide emission) |
76.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
76.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
76.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
76.6 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Frame Type |
Tubular steel frame with bolted rear frame |
Tubular steel frame with bolted rear frame |
Tubular steel frame with bolted rear frame |
Tubular steel frame with bolted rear frame |
Tubular steel frame with bolted rear frame |
Tubular steel frame with bolted rear frame |
Tubular space |
| Wheelbase |
1420 mm / 55.9 in |
1420 mm / 55.9 in |
1420 mm / 55.9 in |
1420 mm / 55.9 in |
1420 mm / 55.9 in |
1420 mm / 55.9 in |
1420 mm / 55.9 in. |
| Brakes - Front |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single 300mm disc, 4-piston fixed caliper, radially bolted |
Single disc. ABS. 4-piston fixed caliper, radially bolted |
| Brakes - Rear |
Single 240mm disc, single-piston floating caliper |
Single 240mm disc, single-piston floating caliper |
Single 240mm disc, single-piston floating caliper |
Single 240mm disc, single-piston floating caliper |
Single 240mm disc, single-piston floating caliper |
Single 240mm disc, single-piston floating caliper |
Single disc. ABS. single-piston floating caliper. |
Key Specifications
Engine
Single cylinder, four-stroke
Power
25 kW / 34 hp @ at 9500
Torque
28 Nm / 2.86 kgf-m / 20.7 ft-lb @ 7500 rpm
Top Speed
143.0 km/h / 88.9 mph
Weight
175 kg / 385.8 lbs
Fuel Capacity
11 Litres / 2.9 US gal
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Full 2021 BMW G 310GS Specifications
Year
2021
Colours
Grey/Red/White/Blue, Grey/White/Black, Grey/Yellow
Make Model
BMW G 310GS
Seat Height
835 mm / 32.9 in 820 mm / 32.2 in Low Seat 850 mm / 33.5 in Comfort Seat
Wheelbase
1420 mm / 55.9 in
Height
1230 mm / 48.2 in (excl. mirrors)
Length
2075 mm / 81.7 in
Width
878 mm / 34.6 in (incl. mirrors)
Dry Weight
175 kg / 385.8 lbs
Fuel Capacity
11 Litres / 2.9 US gal
Wet Weight
175 kg / 385.8 lbs
Fuel Control
Double Overhead Cams/Twin Cam (DOHC)
Engine Type
Single cylinder, four-stroke
CO2
76.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Displacement
313 cc / 19.1 cu-in
Engine Detail
Four stroke, rRearward-canted single-cylinder, DOHC, 4 valves
Fuel System
Injection
Bore x Stroke
80 x 62.1 mm
Compression Ratio
10.9:1
Cooling System
Liquid cooled
Emissions
Euro 5
Engine Lubrication
Wet sump
Exhaust
Single, closed-loop 3-way catalytic converter
Fuel Consumption
3.30 litres/100 km (30.3 km/l or 71.28 mpg)
Fuel Induction
EFI with front-intake 42mm throttle body
Fuel Reserve
1.00 litres / 0.26 US gallons
Ignition
Electronic
Lubrication
Wet sump
Starter
Electric
Valve System
4
Battery Capacity
12 V / 8 Ah, Maintenance free
Clutch
Wet multi-disc with assist-and-slipper function
Final Drive
Z-ring chain
Gearbox
6-speed
Primary Drive
Endless Z-ring chain with shock damping in rear wheel hub
Transmission / Drive
6-speed
Frame Type
Tubular steel frame with bolted rear frame
Suspension - Front
41mm Upside-down fork, non-adjustable
Suspension - Rear
Linkage-free spring-preload adjustable shock
Rake
26.7°
Steering Head Angle
63.3°
Trail
98 mm / 3.86 in
Wheel Travel - Front
180 mm / 7.1 in
Wheel Travel - Rear
180 mm / 7.1 in
Alternator
308 W
Lighting system
LED headlights
Brakes - Front
Single 300mm disc, 4-piston fixed caliper, radially bolted
Brakes - Rear
Single 240mm disc, single-piston floating caliper
ABS
BMW Motorrad ABS
Rims
Cast aluminium
Tyres - Front
110/80 - R19
Tyres - Rear
150/70 - R17
Wheels - Front
Cast aluminium, 5-spoke, 2.50 x 19
Wheels - Rear
Cast aluminium, 5-spoke, 4.0 x 17
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