Minibikes
2019Cobra CX50 JR
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The 2019 Cobra CX50 JR is a lightweight mini motorcycle designed for young riders and beginners learning fundamental riding skills. Its compact dimensions, low 607mm seat height, and nimble handling make it ideal for closed courses and controlled environments. Known for its affordability and reliable kick-start engine, the CX50 JR emphasizes simplicity and accessibility for entry-level riders.
- Capacity
- 50.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 1-speed
- Dry weight
- 36.7 kg
- Seat height
- 607 mm
- Power
- 5.4 HP (4.0 kW)
What’s new for the 2019 Cobra CX50 JR
vs the 2018| Spec | 2018 | 2019 |
|---|---|---|
| Dry weight | 36.0 kg (79.4 pounds) | 36.7 kg (80.9 pounds) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's a pint-sized cross/minibike designed for motocross-style practice tracks and off-road play rather than any road use.
- Built for
- Playful, nimble, and toy-like in scale, yet fitted with genuinely serious adjustable suspension and disc brakes for real off-road performance.
- Not ideal for
- This is not suitable for adult riders, highway travel, passengers, or anyone seeking speed, comfort, or long-distance capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Engine
- Capacity
- 50.0 ccm
- Power
- 5.4 HP (4.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.1471 HP/kg (dry)
- Bore x stroke
- 39.0 x 41.7 mm
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Lubrication system
- Mixture lubrication
Transmission
- Gearbox
- 1-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Cobra 3Gx 3-Shoe
Dimensions & weight
- Wheelbase
- 908 mm
- Seat height
- 607 mm
- Dry weight
- 36.7 kg
- Fuel capacity
- 2.60 litres
- Ground clearance
- 216 mm
Chassis & suspension
- Frame
- Double Cradle 4130 CrMo steel
- Front suspension
- CARD 30mm USD
- Rear suspension
- CARD Adjustable Piggyback
- Front wheel travel
- 170 mm
- Rear wheel travel
- 170 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 160 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 140 mm
- Front tyre
- 60/100-10
- Rear tyre
- 70/100-10
Other
- Color options
- Yellow/red/gray
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 | 2009 | 2013 | 2017 | 2019 | 2020 | 2024 |
|---|---|---|---|---|---|---|
| Capacity | 50 cc | 50 cc | 50 cc | 50 cc | 50 cc | 50 cc |
| Dry weight | 37 kg | 37 kg | 37 kg | 37 kg | 37 kg | 37 kg |
| Seat height | 607 mm | 607 mm | 607 mm | 607 mm | 607 mm | 607 mm |
| Fuel capacity | — | 2.6 L | 2.6 L | 2.6 L | 2.6 L | 2.6 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Cobra CX50 JR?
The 2019 Cobra CX50 JR has a Capacity of 50.0 ccm (3.05 cubic inches).
What engine power does the Cobra CX50 JR have?
The 2019 Cobra CX50 JR has a Power of 5.4 HP (4.0 kW).
How many gears does the Cobra CX50 JR have?
The 2019 Cobra CX50 JR has a Gearbox of 1-speed.
How much does the Cobra CX50 JR weigh?
The 2019 Cobra CX50 JR has a Dry weight of 36.7 kg (80.9 pounds).
Shop this bike
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The 2019 Cobra CX50 JR is a powerful and reliable motorcycle designed specifically for junior riders. With its 50cc engine and lightweight frame, this bike offers young riders the perfect combination of speed and control. The CX50 JR features a modern design with high-quality components, making it a top choice for young motocross enthusiasts.
This motorcycle boasts impressive performance and handling, allowing junior riders to tackle challenging terrain with confidence. Its advanced suspension system and responsive brakes provide a smooth and controlled riding experience, while the user-friendly controls make it easy for young riders to learn and improve their skills. With its durable construction and impressive performance, the 2019 Cobra CX50 JR is a great choice for young riders looking to take their motocross adventures to the next level.
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