04 June. Thursday 2026
Donghai SM 750 (with Sidecar) - 1990 Specifications and Reviews
The 1990 Donghai SM 750 is a classic air-cooled twin suitable for riders seeking practical, retro sidecar transport. Its modest 26 horsepower and sturdy 400kg frame prioritize reliability and stability over performance. Best known for affordable, utilitarian cruising with passenger or cargo capability across varied terrain.
-12498.webp "Donghai SM 750 (with Sidecar) 1990 Image: 1")
-thumb-12498.webp "Donghai SM 750 (with Sidecar) 1990 Thumb: 1")
General information | |
| Category | Classic |
| Year | 1990 |
| Model | Donghai SM 750 (with sidecar) |
| | |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 4-speed |
| Cooling system | Air |
| Fuel control | OHV |
| Valves per cylinder | 2 |
| Bore x stroke | 78.0 x 78.0 mm (3.1 x 3.1 inches) |
| Compression | 7.0:1 |
| Power | 26.00 |
| Stroke | 4 |
| Engine type | Twin |
| Capacity: | 745.00 ccm (45.46 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 400.0 kg (881.8 pounds) |
Donghai SM 750 (with Sidecar) dimensions and frame | |
| Rear brakes | Expanding brake |
| Front brakes | Expanding brake |
| Rear tyre dimensions | 4.00-17 |
| Front tyre dimensions | 4.00-11 |
Speed and acceleration | |
| Top speed | 119.0 km/h (73.9 mph) |
| | |
Other specs | |
| Fuel capacity | 25.00 litres (6.61 gallons) |
Rider Reviews
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