The 2024 Cobra CX50SRX FWE is a lightweight 50cc minibike designed for young riders and beginners seeking an affordable entry into motorsports. Powered by a liquid-cooled two-stroke engine with automatic transmission, it delivers easy handling and minimal maintenance. This cross-styled machine is best known for its accessible performance and durability in competitive youth racing environments.
Editorial estimate from the spec sheet - not lab tested
Off-road & trail90%
Cornering80%
City riding5%
Daily riding5%
Touring5%
Two-up0%
Track60%
Best for
Built purely for junior motocross and off-road track practice, not for general riding, commuting, or adult use.
Built for
A proper miniature motocrosser with fully adjustable premium suspension and disc brakes, mimicking full-size MX bike handling and feel in a scaled-down package.
Not ideal for
Not for adults, highway or road use, touring, passengers, or anyone expecting real speed 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, two-stroke
Power/weight ratio
0.1350 HP/kg (dry)
Bore x stroke
39.0 x 41.7 mm
Cooling system
Liquid
Fuel system
Carburettor
Starting
Kick
Lubrication system
Mixture lubrication – Spectro SX2
Transmission
Transmission type
Automatic
Clutch
Cobra 5Gx Freewheeling 3-Shoe
Dimensions & weight
Wheelbase
1038 mm
Seat height
680 mm
Dry weight
40.0 kg
Fuel capacity
2.80 litres
Ground clearance
245 mm
Chassis & suspension
Frame
Hybrid Oval/Backbone Twin Spar
Front suspension
CARD Smart-Leg 32mm USD Fully Adjustable
Rear suspension
CARD Fully Adjustable (High and Low Speed)
Front wheel travel
210 mm
Rear wheel travel
248 mm
Brakes & wheels
Front brakes
Single disc. CARD Hydraulic Disk
Front brakes diameter
160 mm
Rear brakes
Single disc. CARD Hydraulic Disk
Front tyre
60/100-12
Rear tyre
70/100-10
Other
Color options
Black/yellow/white
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
2021
2022
2023
2024
Capacity
50 cc
50 cc
50 cc
50 cc
Dry weight
41 kg
40 kg
40 kg
40 kg
Seat height
680 mm
680 mm
680 mm
680 mm
Fuel capacity
2.8 L
2.8 L
2.8 L
2.8 L
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
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