2020 Honda GROM Specifications

Printer friendly version
Make ModelHonda GROM
Year2020
Full Model Name2020 Honda 125
EngineAir cooled, 4-stroke, 1 cylinder, SOHC, 2 valves
Displacement125cc
Bore x Stroke52.4mm x 57.9mm
Compression Ratio9.3:1
InductionType: EFI; Bore size: Ø
StartingElectric Start
Max Power7.23KW (9.7hp) @ 7,000RPM
Transmission / Drive4 Speeds / Chain
Front SuspensionØ 31mm forks, 99mm (3.9″) wheel travel
Rear SuspensionSingle shock with steel box-section swingarm; 4.1 inches of travel, 104mm (4.1″) wheel travel
Front BrakesType: Disc 1 disc, Ø 220mm, 2 piston calipers
Rear BrakesType: Disc 1 disc, Ø 190mm, 1 piston caliper
Front Wheel120/70-12 120/70-12 51L VEE RUBBER V119C/IRC NR77U
Rear Wheel130/70-12 130/70-12 56L VEE RUBBER V119C/IRC NR77U
Seat Height762mm (30″)
Fuel Capacity5.7L (1.51gal.)
Top Speed88.51km/h (55mph)
Idle Speed RPM1,400+/-100
Printer friendly version
Bike2020 Honda GROM
Standard Maintenance Interval6,437.38km (4,000mi)
Break-in Interval482.8km (300mi)
Engine Oil Change Interval6,437.38km (4,000mi)
Initial Valve Check6,437.38km (4,000mi)
Periodic Valve Check6,437.38km (4,000mi)
More on Engine OilHonda GN4 4-stroke oil SAE 10W-30
Idle Speed RPM1,400 +/- 100
SparksNGK CPR6EA-9/DENSO U20EPR9
Spark Plug Gap0.8 – 0.9mm
Final DriveType: Chain 420 DID 420D Final Drive Ratio: 15 / 34
Front Wheel120/70-12 120/70-12 51L VEE RUBBER V119C/IRC NR77U
Front Wheel Pressure (solo/dual riding)29psi (2bar, 199.95kPa) / 29psi (2bar, 199.95kPa)
Rear Wheel130/70-12 130/70-12 56L VEE RUBBER V119C/IRC NR77U
Rear Wheel Pressure (solo/dual riding)29psi (2bar, 199.95kPa) / 29psi (2bar, 199.95kPa)
HeadlightLED
TaillightLED
Throttle Grip Free Play2 (0.08) – 6mm (0.24″)
Clutch Lever Free Play10 (0.39) – 20mm (0.79″)
Drive Chain Slack30 (1.18) – 40mm (1.57″)
Engine Oil Drain Bolt Torque24N·m (17.7ft·lbf)
Front Axle Bolt Torque54N·m (39.83ft·lbf)
Rear Axle Bolt Torque59N·m (43.52ft·lbf)