Xmotos XB-21 2008 - Specifications & Review

XB-21

Article Complete Info

Articleid545850
CategoryMinibike-cross
MakeXmotos
ModelXB-21
Year2008

Chassis, Suspension, Brakes & Wheels

FrontbrakesExpanding brake (drum brake)
FrontsuspensionInverted hydraulic Adjustable shock
RearbrakesExpanding brake (drum brake)
RearsuspensionAdjustable Air /Oil shock Absorber

Engine & Transmission

Borexstroke39.0 x 41.4 mm (1.5 x 1.6 inches)
Compression9.4:1
CoolingsystemAir
Displacement50.00 ccm (3.05 cubic inches)
EnginedetailsSingle cylinder, four-stroke
GearboxAutomatic
Power3.48 HP (2.5 kW)) @ 8500 RPM
TransmissiontypefinaldriveChain

Other Specifications

ColoroptionsBlack, Red, Green, Blue, Yellow, carbon block, orange
CommentsIntended for children.

Physical Measures & Capacities

Dryweight50.0 kg (110.2 pounds)
Fuelcapacity3.00 litres (0.79 gallons)
Groundclearance150 mm (5.9 inches)
Overalllength1,320 mm (52.0 inches)
Powerweightratio0.0696 HP/kg
Seatheight650 mm (25.6 inches) If adjustable, lowest setting.

About Xmotos XB-21 2008

Introducing the 2008 Xmotos XB-21, a standout in the minibike-cross category that perfectly marries fun and functionality for aspiring young riders. Designed to ignite the passion for motorcycling in children, this bike offers a compact yet robust platform that is easy to handle, making it an ideal introduction to the exhilarating world of two wheels. With its vibrant color options—including striking shades of black, red, green, blue, yellow, and orange—the XB-21 not only performs well but also turns heads on the track or trail.

At the heart of the XB-21 is a sprightly 50cc single-cylinder, four-stroke engine, delivering 3.48 HP at an impressive 8,500 RPM. This well-tuned powerplant, with a compression ratio of 9.4:1 and air cooling, ensures that young riders will have enough torque to conquer various terrains without overwhelming them. The automatic gearbox allows for a seamless ride, allowing new riders to focus on the thrill of the journey rather than the intricacies of shifting gears. Coupled with its chain final drive, the XB-21 promises a smooth and responsive ride, perfect for navigating tight corners and bumps on the track.

The chassis of the XB-21 is thoughtfully engineered for safety and comfort. Equipped with an inverted hydraulic adjustable front suspension and an adjustable air/oil shock absorber at the rear, this minibike provides excellent handling and stability, ensuring a smooth ride even on uneven surfaces. Its lightweight construction, at just 50 kg, paired with a low seat height of 650 mm, makes it accessible for younger riders. The drum brakes at both the front and rear deliver reliable stopping power, giving parents peace of mind while their children explore their limits. With a fuel capacity of 3 liters, the XB-21 is designed for extended play, keeping the fun going without frequent pit stops.

PROs:

  1. Beginner-Friendly: The automatic transmission and light weight make it easy for new riders to handle and gain confidence.
  2. Adjustable Suspension: The adjustable front and rear suspension allows for customization based on rider preference and terrain.
  3. Vibrant Color Options: With multiple color choices, young riders can express their personality and stand out on the track.

CONs:

  1. Limited Power: The 50cc engine may not satisfy more experienced riders looking for higher speeds and performance.
  2. Basic Braking System: The drum brakes, while reliable, may lack the responsiveness of modern disc brakes found in higher-end models.
  3. Targeted at Younger Riders: It’s primarily designed for children, which may limit its appeal for older or more experienced riders seeking a minibike.

In summary, the 2008 Xmotos XB-21 serves as an excellent entry point into the world of motocross for young enthusiasts. Its combination of manageable power, adjustable features, and eye-catching design creates an enticing package for kids eager to learn and grow their skills on two wheels.

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