| MODEL | HERO DUET 2020 |
| Year | 2020 |
| Engine Type | Single cylinder, four-stroke, OHC |
| Displacement / Capacity | 110.9 cc / 6.77 cu in |
| Bore X Stroke | — |
| Compression Ratio | — |
| Cooling System | — |
| Max Power | 5.8 kW / 8.0 hp @ 7500 rpm |
| Max Torque | 8.7 Nm / 6.4 ft.lbs @ 5500 rpm |
| Ignition | CDI |
| Induction | Carburettor |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | Automatic (variomatic) |
| Clutch | Dry centrifugal |
| Final Drive | Shaft (cardan) |
| CHASSIS SPECS | |
| Frame | High rigidity underbone |
| Front Suspension | Telescopic, hydraulic shock absorbers |
| Rear Suspension | Unit swing with spring-loaded hydraulic damper |
| Front Brakes | 130 mm / 5.1 in drum |
| Rear Brakes | 130 mm / 5.1 in drum |
| DIMENSION SPECS | |
| Overall Length | 1830 mm / 72.0 in |
| Overall Width | 726 mm / 28.6 in |
| Overall Height | 1139 mm / 44.8 in |
| Seat Height | 795 mm / 31.3 in |
| Wheelbase | 1245 mm / 49.0 in |
| Ground Clearance | 155 mm / 6.1 in |
| Dry Weight | — |
| Wet Weight | 116 kg / 255.7 lbs |
| WHEEL SPECS | |
| Front Tyre | 90/100-10 |
| Rear Tyre | 90/100-10 |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | — |
The Duet is Hero's 110 cc automatic scooter with a unisex, family-friendly design, a step-through underbone frame and small 10-inch wheels. It has a simple twist-and-go variomatic drive with drum brakes at both ends, and is aimed at easy low-speed city commuting.
