1955 | Porter Free
Sister model of the Diamond Free designed to carry cargo

The Porter Free debuted as a practical heavy cargo-carrying model. It combines a durable loop frame with a 100 cm³ 2-stroke air-cooled 1-cylinder engine that generates maximum horsepower of 4.2 PS. Paired with a 2-speed transmission, this model has a top speed of 60 km/h and fuel economy of 65 km/L*. It also features a fuel tank with a capacity of 10 liters, ample for a practical model. A low saddle position pushes down the center of gravity, enhancing chassis stability when laden and improving ride comfort.
* Suzuki’s internal test results. Figures may vary depending on the rider’s skill or riding conditions.
| Dimensions and weight | Dimensions | Overall length | 2,000 mm |
| Overall width | 750 mm | ||
| Overall height | 960 mm | ||
| Wheelbase | 1,240 mm | ||
| Weight | - | ||
| Engine | Engine type | 2-stroke, 1-cylinder, air-cooled | |
| Engine displacement | 102 cm³ | ||
| Bore x stroke | 52.0 mm × 48.0 mm | ||
| Maximum power | 3.1kW(4.2PS) | ||
| Maximum torque | - | ||
| Transmission | 2-speed constant mesh | ||
| Front tire size | 24×2.5 | ||
| Rear tire size | 24×2.5 | ||