The 2025 Honda Grom Sp is a sport motorcycle manufactured by Honda, equipped with a 124.0 ccm (7.57 cubic inches) displacement unit (Single cylinder, four-stroke) with air cooling. In factory trim, the engine delivers a rated power of 9.9 HP (7.2 kW)) @ 7250 RPM and peak torque of 11.0 Nm (1.1 kgf-m or 8.1 ft.lbs) @ 6000 RPM, paired with a 5-speed transmission and chain (final drive) final drive.
For rider ergonomics and real-world handling, key chassis measurements include a curb weight of 101.6 kg (224.0 pounds), seat height of 762 mm (30.0 inches) If adjustable, lowest setting., fuel capacity of 6.06 litres (1.60 US gallons). Review the complete factory specification tables below to evaluate engine internals, suspension travel, braking hardware, tyre sizes and ownership estimates, or compare the 2025 Honda Grom Sp side by side against rival models in the Sport lineup.
Engine
Displacement124.0 ccm (7.57 cubic inches)
Engine TypeSingle cylinder, four-stroke
Power9.9 HP (7.2 kW)) @ 7250 RPM
Torque11.0 Nm (1.1 kgf-m or 8.1 ft.lbs) @ 6000 RPM
Compression10.0:1
Bore x Stroke50.0 x 63.1 mm (2.0 x 2.5 inches)
Valves/Cylinder2
Fuel SystemInjection. PGM-FI
Fuel ControlSingle Overhead Cams (SOHC)
IgnitionElectronic
CoolingAir
Transmission
Gearbox5-speed
Final DriveChain (final drive)
ClutchMultiplate wet
Driveline#420 Chain; 15T/38T
Performance
Fuel Consumption1.47 litres/100 km (68.0 km/l or 160.01 mpg)
Greenhouse Gases34.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Emission DetailsMeets current EPA standards. Models sold in California meet current CARB standards. Euro 5.
Chassis
Frame TypeSteel mono-backbone
Rake25.0°
Trail84 mm (3.3 inches)
Front Suspension31mm telescopic inverted fork
Front Travel99 mm (3.9 inches)
Rear SuspensionSingle shock with steel box-section swingarm
Rear Travel104 mm (4.1 inches)
Wheelbase1200 mm (47.2 inches)
Ground Clearance180 mm (7.1 inches)
Wheels & Brakes
Front Tyre120/70-12
Rear Tyre130/70-12
Front BrakesSingle disc. Hydraulic. Two-piston calipers. Optional ABS.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
