2021Honda MSX125 Grom

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The 2021 Honda MSX125 Grom is an affordable minibike for riders who want compact, fun and easy-to-handle transport. Its 125cc air-cooled single makes 9.9 hp and 11 Nm, with a 761 mm seat, a 103 kg wet weight and a 6-litre tank.

Capacity: 124.9 ccm
Engine: Single, four-stroke
Gearbox: 5-speed
Wet weight: 103.0 kg
Seat height: 761 mm
Power: 9.9 HP (7.2 kW) @ 7250 RPM

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How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail15%

Cornering80%

City riding95%

Daily riding75%

Touring20%

Two-up25%

Track55%

Best for: Built for playful urban commuting, tight backroad scratching, and general grin-inducing fun rather than outright performance.
Built for: A cheeky, minibike-inspired runabout that rewards flickable handling and high-rev thrashing over raw power.
Not ideal for: Not suited to highway touring, carrying a passenger long distances, or riders seeking strong straight-line performance.

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

Range and running costs

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Units

Currency

Fuel per litre

Riding a year

Based on the maker's published fuel consumption and tank size. Real-world figures depend on how and where you ride, and the last litres of a tank are reserve. Prices shown greyed are examples - type your own.

Full specifications

Engine

Capacity: 124.9 ccm
Power: 9.9 HP (7.2 kW) @ 7250 RPM
CO2 Emissions: 34 CO2 g/km
Torque: 11.0 Nm (1.1 kgf-m) @ 6000 RPM
Engine type: Single, four-stroke
Fuel consumption: 1.50 litres/100 km (66.7 km/l)
Power/weight ratio: 0.0961 HP/kg (wet)
Bore x stroke: 50.0 x 63.1 mm
Compression: 10.0:1
Cooling system: Air
Fuel system: Injection
Starting: Electric
Ignition: Electronic
Valves per cylinder: 2

Transmission

Gearbox: 5-speed
Transmission type: Manual
Clutch: Multiplate wet

Dimensions & weight

Wheelbase: 1200 mm
Overall length: 1760 mm
Overall width: 720 mm
Overall height: 1015 mm
Seat height: 761 mm
Wet weight: 103.0 kg
Fuel capacity: 6.00 litres
Ground clearance: 180 mm
Oil capacity: 1.10 litres
Dry weight: Not on record - add it

Chassis & suspension

Frame: Steel mono-backbone
Front suspension: USD Front Forks, 31mm
Rear suspension: Mono shock, steel square pipe swingarm
Front wheel travel: 99 mm
Rear wheel travel: 104 mm
Rake (fork angle): 25.0°
Trail: 81 mm

Brakes & wheels

Front brakes: Single disc. Hydraulic. Two-piston calipers.
Front brakes diameter: 220 mm
Rear brakes: Single disc. Hydraulic. Single-piston caliper.
Front tyre: 120/70-12
Rear tyre: 130/70-12

Other

Color options: Red, Silver/yellow, Grey/black
Comments: Model ID: Grom125.

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

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MotorcycleDB

The 2021 Honda Grom motorcycle is a fantastic option for anyone looking for a fun and lightweight ride. With its compact size and zippy engine, the Grom is perfect for city streets and urban commuting. The bike's fuel-efficient design and low seat height make it a great choice for beginners or experienced riders looking for a nimble and easy-to-handle motorcycle.

In addition to its practicality, the 2021 Honda Grom also offers a stylish and modern aesthetic. Its sleek lines and vibrant color options make it stand out on the road, while its comfortable riding position and user-friendly controls make it a joy to ride. Overall, the 2021 Honda Grom is a versatile and exciting motorcycle that offers both practicality and a fun riding experience.

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