Enduro Bikes
2021Zongshen Cyclone RX4
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The 2021 Zongshen Cyclone RX4 is a lightweight 450cc enduro bike designed for trail riders seeking affordable off-road performance. Its liquid-cooled four-stroke engine delivers 40 horsepower and 37 Nm of torque, offering responsive handling on mixed terrain. Known for value and reliability, it suits beginner to intermediate riders exploring adventure and off-road riding.
- Capacity
- 450.3 ccm
- Engine
- Single, four-stroke
- Gearbox
- 6-speed
- Wet weight
- 204.0 kg
- Seat height
- 810 mm
- Power
- 40.2 HP (29.4 kW) @ 8000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's built as an adventure-touring machine, blending light off-road capability with long-distance road comfort thanks to its 20-litre tank and windscreen.
- Built for
- The RX4 has an unpretentious, practical character, offering respectable torque and a single-cylinder simplicity rather than outright excitement or refinement.
- Not ideal for
- This is not the right bike for riders chasing high top speeds or track-day thrills, as its single-cylinder 40hp engine and adventure-touring build prioritize versatility over performance.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 450.3 ccm
- Power
- 40.2 HP (29.4 kW) @ 8000 RPM
- CO2 Emissions
- 84 CO2 g/km
- Torque
- 37.0 Nm (3.8 kgf-m) @ 7000 RPM
- Engine type
- Single, four-stroke
- Fuel consumption
- 3.60 litres/100 km (27.8 km/l)
- Power/weight ratio
- 0.1971 HP/kg (wet)
- Bore x stroke
- 94.5 x 64.0 mm
- Compression
- 10.7:1
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- ECU
- Valves per cylinder
- 4
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Clutch
- Wet plate
Performance
- Top speed
- 160.0 km/h (99.4 mph)
Dimensions & weight
- Wheelbase
- 1425 mm
- Overall length
- 2100 mm
- Overall width
- 880 mm
- Overall height
- 1390 mm
- Seat height
- 810 mm
- Wet weight
- 204.0 kg
- Fuel capacity
- 20.00 litres
- Ground clearance
- 210 mm
- Oil capacity
- 0.90 litres
- Carrying capacity
- Saddle bags, top box
- Dry weight
- Not on record - add it
Chassis & suspension
- Frame
- Steel
- Front suspension
- Standard hydraulic forks
- Rear suspension
- Monoshock, non-adjustable
Brakes & wheels
- Front brakes
- Single disc. ABS
- Rear brakes
- Single disc. ABS
- ABS
- Yes
- Front tyre
- 110/80-19
- Rear tyre
- 170/70-18
Other
- Color options
- Blue, silver, white, orange, red
- Comments
- Windscreen. Chinese bike.
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Zongshen Cyclone RX4?
The 2021 Zongshen Cyclone RX4 has a Capacity of 450.3 ccm (27.48 cubic inches).
What engine power does the Zongshen Cyclone RX4 have?
The 2021 Zongshen Cyclone RX4 has a Power of 40.2 HP (29.4 kW) @ 8000 RPM.
How many gears does the Zongshen Cyclone RX4 have?
The 2021 Zongshen Cyclone RX4 has a Gearbox of 6-speed.
What is the torque of the Zongshen Cyclone RX4?
The 2021 Zongshen Cyclone RX4 has a Torque of 37.0 Nm (3.8 kgf-m or 27.3 ft.lbs) @ 7000 RPM.
How much does the Zongshen Cyclone RX4 weigh?
The 2021 Zongshen Cyclone RX4 has a Wet weight of 204.0 kg (449.7 pounds).
Shop this bike
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The 2021 Zongshen Cyclone RX4 motorcycle is a versatile and affordable adventure bike that offers a great combination of performance, comfort, and off-road capability. With its 445cc single-cylinder engine, the RX4 delivers smooth and linear power delivery that is well-suited for both highway cruising and off-road exploration. The bike also comes equipped with long-travel suspension, durable spoked wheels, and advanced ABS braking system, making it a reliable and capable option for riders looking to take on a variety of terrains.
In addition to its impressive performance, the Zongshen Cyclone RX4 also stands out for its attractive pricing, making it an appealing option for adventure riders on a budget. With its comfortable ergonomics, rugged build quality, and a host of standard features, the RX4 offers a great value proposition in the adventure touring segment. Overall, the 2021 Zongshen Cyclone RX4 is a solid choice for riders looking for a capable and affordable adventure bike that doesn't compromise on comfort or performance.
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