A boost in compression gives the Grom’s single-cylinder, 125 cc, four-stroke engine even better performance punch for 2022, while maintaining the impressive fuel efficiency that makes this small wonder so economical to operate.
Specification
Engine Type
Air-cooled single-cylinder four-stroke
Bore And Stroke
50mm x 63.1mm
Induction
PGM-FI with automatic enrichment
Ignition
Electronic
Compression Ratio
10:1
Valve Train
Chain-driven SOHC, two valves per cylinder
Displacement
125 cc
Final Drive
#420 O-ring-sealed chain
Fuel Delivery
PGM-FI electronic fuel injection
Transmission
Five-speed
Front Suspension
31 mm inverted fork; 100 mm (3.9 in.) travel
Rear Suspension
Single shock w/ steel box-section swingarm; 104 mm (4.1 in.) travel
Front Brake
Single 220mm disc with hydraulic dual-piston caliper
Rear Brake
Single 190mm disc with hydraulic single piston caliper
Front Tire
120/70-12
Rear Tire
130/70-12
Rake
25°
Trail
3.3 inches
Wheelbase
1,200 mm (47.2 in.)
Seat Height
761 mm (30 in.)
Curb Weight
101 kg (223 lb.) including required fluids and full tank of gas—ready to ride
Fuel Capacity
6.0 litres
Emissions
Meets current EPA standards. Models sold in California meet current CARB standards and may differ slightly due to emissions equipment.
