14 August. Friday 2026
KSR TW 125 X - 2021 Specifications and Reviews
The 2021 KSR TW 125 X is a lightweight 125cc cross-style motorcycle ideal for beginner and recreational riders seeking an affordable, easy-to-ride machine. Powered by a simple air-cooled single-cylinder four-stroke engine producing 10.7 HP, it features an automatic CVT transmission and steel frame for user-friendly operation. Best known for its fuel efficiency, low emissions, and accessible performance, it offers practical daily commuting capability with minimal maintenance requirements.
General information | |
| Category | Cross / motocross |
| Year | 2021 |
| Model | KSR TW 125 X |
Engine and Transmission Specifications | |
| Emission details | Euro 4 |
| Greenhouse gases | 44.1 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 1.90 litres/100 km (52.6 km/l or 123.80 mpg) |
| Driveline | CVT |
| Transmission type | Belt (final drive) |
| Gearbox | Automatic |
| Cooling system | Air |
| Fuel system | Carburettor |
| Power | 10.7 HP (7.8 kW) @ 9000 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 | 110/90-17 |
| Front tire | 90/90-19 |
| Rear Suspension | Monoshock |
| Front Suspension | Telescopic fork |
| Frame type | Steel |
Physical measures and capacities | |
| Power/weight ratio | 0.0778 HP/kg |
| Dry weight | 138.0 kg (304.2 pounds) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Electric & kick |
| Color options | White, Red, Black |
Performance Profile & Rider Fit
10.7 hp
Peak Power (est.)
Best For
Track10%
City55%
Cornering30%
Daily Riding40%
Touring15%
Passenger15%
Rider Profile
| Best For | This is a low-powered, small-displacement machine best suited to beginners or younger riders still building confidence. |
| Purpose | It's designed as a light, playful cross-styled commuter rather than a genuine off-road or performance motorcycle, with its CVT automatic transmission emphasizing easy, casual riding over speed. |
| Rider Fit | Its low weight and automatic gearbox make it very unintimidating and easy to manage for smaller or less experienced riders. |
| Character | It suits a relaxed, low-stakes rider who wants simple, stress-free transportation with a bit of dirt-bike styling flair. |
| Not Ideal For | It is not suitable for highway touring, carrying a passenger long distances, or anyone seeking real off-road capability or high speed. |
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 2021 KSR TW 125 X motorcycle is a powerful and sleek option for riders of all experience levels. With its 125cc engine, this bike delivers a smooth and responsive ride, allowing for easy maneuvering and acceleration. The stylish design and comfortable seating make it a great choice for commuting or weekend adventures. Whether you're navigating city streets or hitting the open road, the KSR TW 125 X offers a fantastic combination of performance and style. In addition to its impressive performance, the 2021 KSR TW 125 X motorcycle also boasts advanced safety features, including responsive brakes and durable tires. It's clear that this bike is designed with the rider's comfort and security in mind, making it a top contender in its class. With its modern design and reliable performance, the KSR TW 125 X is a fantastic choice for anyone in search of an exciting and dependable motorcycle option.Add a Comment
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