14 August. Friday 2026
Junak 125 S - 2020 Specifications and Reviews
The 2020 Junak 125 S is a lightweight Polish-made commuter motorcycle ideal for beginner riders and urban enthusiasts. Known for its approachable 775 mm seat height, reliable electric and kick-start system, and practical shaft drive transmission, it offers accessible performance with an 18-liter fuel tank for everyday versatility.
2020
General information | |
| Category | Naked bike |
| Year | 2020 |
| Model | Junak 125 S |
Engine and Transmission Specifications | |
| Transmission type | Shaft drive (cardan) (final drive) |
| Cooling system | Liquid |
| Fuel control | Overhead Cams (OHC) |
| Fuel system | Injection |
| Top speed | 90.0 km/h (55.9 mph) |
| Power | 10.7 HP (7.8 kW) @ 8500 RPM |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 125.0 ccm (7.63 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Front brakes | Single disc |
| Rear tire | 130/70-17 |
| Front tire | 80/90-17 |
Physical measures and capacities | |
| Fuel capacity | 18.00 litres (4.76 US gallons) |
| Overall width | 775 mm (30.5 inches) |
| Overall length | 1978 mm (77.9 inches) |
| Overall height | 1130 mm (44.5 inches) |
| Seat height | 775 mm (30.5 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0825 HP/kg |
| Dry weight | 130.0 kg (286.6 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Polish Brand |
| Starter | Electric & kick |
| Color options | Black/Red, Black/Blue, Black/Green |
Performance Profile & Rider Fit
10.7 hp
Peak Power
55.9 mph
Top Speed
Best For
Track10%
City85%
Cornering55%
Daily Riding70%
Touring20%
Passenger25%
Rider Profile
| Best For | This is an ideal machine for beginners, new licence holders, or commuters taking their first steps on two wheels. |
| Purpose | Built for light urban commuting and learning the basics of riding rather than performance or long-distance travel. |
| Rider Fit | Its low seat height, light dry weight, and narrow proportions make it very approachable for riders of smaller stature or limited strength. |
| Character | A friendly, unintimidating naked bike with modest power delivered smoothly, favoring predictability over excitement. |
| Not Ideal For | This is not the bike for experienced riders seeking highway speed, long-distance touring comfort, or any kind of off-road capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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Rider Reviews
Total comments: 1
MotorcycleDB Review
The 2020 Junak 125 S motorcycle is a sleek and powerful bike that offers a smooth and enjoyable riding experience. With its 125cc engine, this motorcycle provides ample power for both city commuting and longer road trips. The design of the Junak 125 S is also sleek and modern, making it a stylish choice for riders looking for a contemporary vehicle. Additionally, the bike is equipped with advanced features such as LED lights, digital instrumentation, and a comfortable seat, making it a practical and enjoyable option for riders of all levels. Overall, the 2020 Junak 125 S motorcycle is a fantastic choice for riders looking for a powerful and modern bike. Its 125cc engine and sleek design make it a stylish and practical option for city commuting and longer road trips. With advanced features and a comfortable ride, the Junak 125 S is a great choice for riders of all levels.Add a Comment
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