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Minibikes

2020Thumpstar TSK 50

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The 2020 Thumpstar TSK 50 is an entry-level pit bike ideal for young riders and beginners seeking an affordable, lightweight machine. Known for its compact dimensions, low seat height, and simple carburetor engine, it excels in off-road training and casual recreational riding with minimal maintenance demands.

Capacity
50.0 ccm
Engine
Single, four-stroke
Gearbox
Not on record
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Dry weight
50.0 kg
Seat height
570 mm
Power
5.4 HP (4.0 kW)
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How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 8Agility 78Comfort 20Off-road 55Touring 5Road manners 15
Off-road & trail55%
Cornering40%
City riding15%
Daily riding10%
Touring5%
Two-up5%
Track10%
Best for
Built as a small-capacity minibike for backyard fun, casual off-road play, and teaching fundamental riding skills rather than any form of serious transportation.
Built for
A playful, lightweight pit-bike-style machine that prioritizes simplicity, low running costs, and forgiving low-speed handling over performance.
Not ideal for
This is not suitable for adult commuting, highway use, touring, or any rider expecting real speed, passenger capacity, or long-distance comfort.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
50.0 ccm
Power
5.4 HP (4.0 kW)
Engine type
Single, four-stroke
Power/weight ratio
0.1080 HP/kg (dry)
Fuel system
Carburettor
Starting
Electric & kick
Performance
Top speed
45.0 km/h (28.0 mph)
Dimensions & weight
Wheelbase
920 mm
Seat height
570 mm
Dry weight
50.0 kg
Fuel capacity
3.00 litres
Chassis & suspension
Front suspension
Inverted Telescopic
Rear suspension
Mono shocks
Brakes & wheels
Front brakes
Single disc
Rear brakes
Single disc
Front tyre
2.50-10
Rear tyre
2.5-10
Other
Color options
Green/Black

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

Rider Reviews

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MotorcycleDB

The 2020 Thumpstar TSK 50 is a great beginner motorcycle for those looking to get into off-roading. Its lightweight and compact design make it easy to handle, while the 50cc engine provides enough power for tackling various terrains. The bike also features a durable frame and suspension, making it capable of handling jumps and rough trails with ease. Additionally, the TSK 50 comes with a user-friendly automatic transmission, making it perfect for riders who are new to motorcycles.

Overall, the 2020 Thumpstar TSK 50 is a solid choice for those who are new to off-roading or looking for a fun and reliable bike for casual riding. Its combination of a lightweight design, durable construction, and user-friendly features make it a great option for beginners. Whether you're hitting the trails for the first time or just looking for a fun way to get around, the TSK 50 delivers a great riding experience.

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Common questions

What is the engine size of the Thumpstar TSK 50?

The 2020 Thumpstar TSK 50 has a Capacity of 50.0 ccm (3.05 cubic inches).

What engine power does the Thumpstar TSK 50 have?

The 2020 Thumpstar TSK 50 has a Power of 5.4 HP (4.0 kW).

How much does the Thumpstar TSK 50 weigh?

The 2020 Thumpstar TSK 50 has a Dry weight of 50.0 kg (110.2 pounds).

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