UM X-Peed 50R - 2007 Specifications and Reviews

The 2007 UM X-Peed 50R is a compact 49cc scooter designed for urban commuters and novice riders seeking affordable, practical transportation. Its automatic transmission and electric starter offer easy operation, while the low seat height and lightweight frame make it accessible for riders of all experience levels. Known for reliable, economical city riding with minimal maintenance requirements.

2007
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Engine and Transmission Specifications

Transmission typefinal driveBelt
GearboxAutomatic
Cooling systemAir
StarterElectric & kick
Bore x stroke41.0 x 37.4 mm (1.6 x 1.5 inches)
Compression8.7:1
Stroke2
Engine typeSingle cylinder
Capacity:49.00 ccm (2.99 cubic inches)

Physical measures and capacities

Overall width635 mm (25.0 inches)
Overall length1,829 mm (72.0 inches)
Overall height1,118 mm (44.0 inches)
Seat height787 mm (31.0 inches) If adjustable, lowest setting.
 
 

UM X-Peed 50R dimensions and frame

Rear brakesExpanding brake (drum brake)
Front brakes diameter163 mm (6.4 inches)
Front brakesSingle disc. Vented brake
Rear tyre dimensions120/70-12
Front tyre dimensions120/70-12
Rear suspensionMonoshock
Front suspensionTelescopic fork
 
 

Speed and acceleration

Color optionsRed, black

CategoryScooter
Year2007
ModelUM X-Peed 50R

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track5%
City75%
Cornering30%
Daily Riding55%
Touring10%
Passenger20%

Rider Profile

Best ForSuitable for beginners or new riders, including those just transitioning from bicycles or mopeds, thanks to its simple automatic transmission and small displacement.
PurposeDesigned as a lightweight, low-cost 50cc scooter for short urban commutes and running errands rather than performance riding.
Rider FitA low seat height and compact, lightweight body make it accessible and manageable for riders of smaller stature or limited strength.
CharacterAn unpretentious, budget-friendly runabout that favors practicality and easy handling over speed or excitement.
Not Ideal ForNot suitable for highway travel, long-distance touring, or riders seeking real performance or off-road capability.

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

Rider Fit Visualizer

2007 UM X-Peed 50R Rider Ergonomics Assessment

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

Feet:

At 787mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2007 UM X-Peed 50R, with a moderate knee angle of around 100 degrees and a slightly forward riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). 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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