14 August. Friday 2026
KSR TR 50 SM - 2021 Specifications and Reviews
The 2021 KSR TR 50 SM is a lightweight entry-level cross motorcycle ideal for novice riders and youth learning basic dirt biking skills. Powered by a frugal 49.6cc two-stroke engine producing 3.1 horsepower, it prioritizes simplicity and fuel efficiency with an automatic CVT transmission. Best known for its affordable accessibility and minimal maintenance requirements, this machine excels as a beginner's training platform.
Engine and Transmission Specifications | |
| Emission details | Euro 4 |
| Greenhouse gases | 58.0 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 2.50 litres/100 km (40.0 km/l or 94.09 mpg) |
| Driveline | CVT |
| Gearbox | Automatic |
| Cooling system | Air |
| Fuel system | Carburettor |
| Power | 3.1 HP (2.2 kW) @ 6500 RPM |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.6 ccm (3.03 cubic inches) |
| | |
| Category | Cross / motocross |
| Year | 2021 |
| Model | KSR TR 50 SM |
| | |
Brakes, suspension, Frame and wheels | |
| Seat | Dual seat |
| Rear brakes | Single disc |
| Front brakes | Single disc |
| Rear tire | 130/70-17 |
| Front tire | 100/80-17 |
| Rear Suspension | Monoshock |
| Front Suspension | Telescopic fork |
Physical measures and capacities | |
| Fuel capacity | 5.00 litres (1.32 US gallons) |
| Power/weight ratio | 0.0273 HP/kg |
| Dry weight | 113.0 kg (249.1 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Electric & kick |
| Color options | White/Yellow, White/Blue, White/Red |
Performance Profile & Rider Fit
3.1 hp
Peak Power
Best For
Track5%
City55%
Cornering40%
Daily Riding30%
Touring8%
Passenger15%
Rider Profile
| Best For | This is an entry-level minibike best suited to absolute beginners, young riders, or those wanting a fun low-stakes runabout rather than experienced motorcyclists seeking performance. |
| Purpose | It is designed as a small-displacement supermoto-styled fun bike for casual play, learning basic riding skills, or pottering around at very low speeds rather than for any serious motocross, commuting, or touring use. |
| Rider Fit | Its tiny frame, light dry weight, and low seat height make it extremely easy and unintimidating to handle for smaller or lighter riders, though taller adults will feel cramped. |
| Character | Playful, lightweight, and non-threatening in character, with automatic CVT transmission making it especially approachable and simple to ride. |
| Not Ideal For | This is not for anyone wanting real speed, highway capability, genuine off-road performance, or a bike that can comfortably carry a passenger or luggage. |
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 TR 50 SM motorcycle is a sleek and nimble machine perfect for urban riding and weekend adventures. Its 50cc engine provides plenty of power for zipping through city streets, while its lightweight design and agile handling make it a joy to ride. With its sporty styling and comfortable riding position, the KSR TR 50 SM is sure to turn heads wherever you go. This motorcycle offers a fun and exhilarating riding experience for both new and experienced riders. Its affordable price point and low maintenance costs make it a great choice for anyone looking for a reliable and stylish mode of transportation. Whether you're commuting to work or exploring the open road, the 2021 KSR TR 50 SM motorcycle is a fantastic option that will not disappoint.Add a Comment
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