Minibikes

2022Thumpstar TSX 125

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The 2022 Thumpstar TSX 125 is a versatile minibike designed for beginner and intermediate riders seeking affordable off-road fun. Powered by a reliable 125cc four-stroke single-cylinder engine delivering 90 km/h top speed, it excels in trail riding and casual cross training. Known for its sturdy tri-bar frame and capable suspension setup, this bike offers excellent value for weekend adventurers.

Capacity: 125.0 ccm
Engine: Single, four-stroke
Gearbox: 4-speed
Dry weight: 80.0 kg
Seat height: 830 mm
Power: 15.0 HP (11.0 kW)

⇄ Compare with another bike ＋ Add to garage All model years

Other years 2020 2021 2022

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail82%

Cornering55%

City riding15%

Daily riding10%

Touring5%

Two-up5%

Track10%

Best for: Designed for casual dirt riding, paddock bashing, and learning motocross fundamentals rather than any road use.
Built for: A playful, low-powered pit bike with a simple carbureted single-cylinder engine and basic suspension geared toward fun over performance.
Not ideal for: Not for anyone wanting highway speeds, long-distance travel, or carrying a passenger, as it lacks the power, top speed, and comfort for those roles.

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

Full specifications

Engine

Capacity: 125.0 ccm
Power: 15.0 HP (11.0 kW)
Engine type: Single, four-stroke
Power/weight ratio: 0.1875 HP/kg (dry)
Fuel system: Carburettor
Starting: Kick

Transmission

Gearbox: 4-speed
Transmission type: Manual

Performance

Top speed: 90.0 km/h (55.9 mph)

Dimensions & weight

Wheelbase: 1260 mm
Seat height: 830 mm
Dry weight: 80.0 kg
Fuel capacity: 3.40 litres

Chassis & suspension

Frame: Tri-Bar
Front suspension: Inverted Telescopic
Rear suspension: VS 1 Linkage U Shock

Brakes & wheels

Front brakes: Single disc. Dual piston hydraulic disc
Front brakes diameter: 220 mm
Rear brakes: Single disc. HSK Single Piston
Front tyre: 70/100-14
Rear tyre: 80/100-12

Other

Color options: Green, black, pink, orange, red, blue
Comments: Sold in Australia.

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

What changed, year to year

Differences highlighted

Specification	2020	2021	2022
Capacity	125 cc	125 cc	125 cc
Dry weight	80 kg	80 kg	80 kg
Seat height	830 mm	830 mm	830 mm
Fuel capacity	3.4 L	3.4 L	3.4 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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MotorcycleDB

The 2022 Thumpstar TSX 125 is a powerful and versatile dirt bike that is perfect for off-road enthusiasts. With its 17-inch front and 14-inch rear wheel, this bike can handle any terrain with ease. The 125cc engine provides plenty of power, and the lightweight frame makes for easy handling. The TSX 125 also features high-performance suspension and disc brakes for superior control and stopping power. Overall, this bike is a great option for anyone looking for a reliable and fun off-road bike.

In conclusion, the 2022 Thumpstar TSX 125 is a top-of-the-line dirt bike that offers exceptional performance and durability. Whether you're an experienced rider or a beginner, this bike has everything you need to tackle any off-road adventure. With its powerful engine, advanced suspension, and reliable brakes, the TSX 125 is a great investment for anyone looking for a high-quality off-road bike.

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