| CSC Motorcycles' profilation of this bike | 
  | The rugged RX4 Adventure has proven itself an unmatched value in the ADV / adventure-touring market, and the addition of an big TFT color instrument panel and new tubeless wire-spoke wheels with electronic tire-pressure sensors makes it even more appealing for 2021!
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            General information         | 
    
  
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                            Model name                    
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                                    CSC Motorcycles RX4                         | 
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                            Year                    
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                                    2021                         | 
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                            Category                    
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                                    Allround                         | 
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                            Rating                    
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                                    Do you know this bike? Click here to rate it. We miss 1 vote to show the rating.                         | 
    
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            Engine and transmission         | 
    
  
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                            Displacement                    
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                                    450.3 ccm (27.48 cubic inches)                         | 
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                            Engine type                    
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                                    Single cylinder, four-stroke                         | 
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                            Power                    
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                                    40.2 HP (29.3  kW)) @ 8000 RPM                         | 
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                            Torque                    
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                                    37.0 Nm (3.8 kgf-m or 27.3 ft.lbs) @ 7000 RPM                         | 
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                            Top speed                    
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                                    156.9 km/h (97.5 mph)                         | 
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                            Compression                    
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                                    11.0:1                         | 
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                            Bore x stroke                    
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                                    94.5 x 64.0 mm (3.7 x 2.5 inches)                         | 
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                            Valves per cylinder                    
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                                    4                         | 
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                            Fuel system                    
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                                    Injection. Delphi                         | 
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                            Fuel control                    
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                                    Single Overhead Cams (SOHC)                         | 
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                            Cooling system                    
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                                    Liquid                         | 
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                            Gearbox                    
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                                    6-speed                         | 
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                            Transmission type                    
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                                    Chain  (final drive)                         | 
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                            Exhaust system                    
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                                    Stainless steel twin pipe                         | 
    
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            Chassis, suspension, brakes and wheels         | 
    
  
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                            Front suspension                    
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                                    Inverted forks                          | 
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                            Rear suspension                    
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                                    Adjustable dual shock absorbers with reservoirs                         | 
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                            Front tire                    
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                                    110/80-19                          | 
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                            Rear tire                    
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                                    150/70-17                          | 
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                            Front brakes                    
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                                    Double disc                         | 
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                            Rear brakes                    
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                                    Single disc                         | 
    
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            Physical measures and capacities         | 
    
  
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                            Dry weight                    
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                                    203.1 kg (447.7 pounds)                         | 
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                            Power/weight ratio                    
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                                    0.1980 HP/kg                         | 
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                            Overall height                    
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                                    1389 mm (54.7 inches)                         | 
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                            Overall length                    
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                                    2101 mm (82.7 inches)                         | 
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                            Overall width                    
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                                    881 mm (34.7 inches)                         | 
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                            Wheelbase                    
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                                    1425 mm (56.1 inches)                         | 
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                            Fuel capacity                    
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                                    20.06 litres (5.30 US gallons)                         | 
    
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            Other specifications         | 
    
  
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                            Color options                    
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                                    Fire Yellow, Sapphire Blue                         | 
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                            Starter                    
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                                    Electric                         | 
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                            Instruments                    
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                                    Siemens Chip LCD dash with digital speedometer, tachometer, odometer, trip odometer, fuel gauge, gear indicator, neutral light, temperature gauge, clock, turn signal and high beam indicators                         | 
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                            Carrying capacity                    
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                                    Molded side cases, mounting racks, top box                         | 
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                            Factory warranty                    
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                                    Two year unlimited mileage                         | 
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                            Comments                    
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                                    Adjustable windscreen. Brand previously called California Scooters. Bike imported from China.                           | 
| Update specs | Report missing specs or required updates. | 
    
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            Further information         | 
    
  | Insurance costs | Compare US insurance quotes from the nation's top providers. | 
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. | 
| Ask questions | Join the 21 CSC Motorcycles RX4 discussion group or the general CSC Motorcycles discussion group. | 
| Related bikes | List related bikes for comparison of specs. | 
    
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