Keeway RX3 - 2007 Specifications and Reviews

The 2007 Keeway RX3 is a lightweight 50cc sport bike designed for novice riders and urban commuters seeking an affordable, nimble machine. Its liquid-cooled two-stroke engine delivers punchy performance for its class, while the responsive handling and compact dimensions make it ideal for navigating congested streets and learning fundamental riding skills.

2007
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Engine and Transmission Specifications

Exhaust systemExpansion with silencer
ClutchWet clutch
Transmission type,final driveChain
Cooling systemLiquid
IgnitionElectronics with micro prossesor
Fuel controlOHC
Bore x stroke1.5 x 0.0 mm (0.1 x inches)
Power12.80
Engine typeSingle cylinder, two-stroke
Capacity:49.80 ccm (3.04 cubic inches)
 
 

CategorySport
Year2007
ModelKeeway RX3
 
 

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Front brakesSingle disc
Rear suspension travel48 mm (1.9 inches)
Rear suspensionMonoshock
Rake (fork angle)7.3°
Frame typeSteel tubes with alluminium swing-armi brake pedal and rear body

Physical measures and capacities

Fuel capacity2.00 litres (0.53 gallons)
Wheelbase985 mm (38.8 inches)
Ground clearance270 mm (10.6 inches)
Overall length1,360 mm (53.5 inches)
Seat height686 mm (27.0 inches) If adjustable, lowest setting.
Power/weight ratio0.3048 HP/kg
Dry weight42.0 kg (92.6 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsMulticolored
StarterElectric & kick

Performance Profile & Rider Fit

12.8 hp
Peak Power

Best For

Track25%
City55%
Cornering40%
Daily Riding20%
Touring5%
Passenger5%

Rider Profile

Best ForThis is a small-displacement 50cc sport-styled minibike best suited to beginners, young riders, or those wanting a fun pit/mini-moto experience rather than an experienced rider seeking real performance.
PurposeIt's built for casual, low-speed fun and learning basic riding skills rather than serious commuting, touring, or racing.
Rider FitIts extremely low seat height and tiny 42kg weight make it accessible and unintimidating for smaller or lighter riders, including teens.
CharacterThe RX3 has a playful, toy-like sportbike character with mini-moto looks, offering agility and novelty appeal rather than outright speed.
Not Ideal ForThis bike is not suitable for adult daily commuting, highway riding, touring, or carrying a passenger due to its tiny engine, minimal fuel range, and lightweight mini-bike build.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2007 Keeway RX3 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 686mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2007 Keeway RX3, with a cramped knee angle of around 60 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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