We buy these electrical Dirt Bike for my sister's son 13rd Birthday, and it was a big hit! The bike weighs about 105 kg. so that the difficult part, it was always out of the box for me to do the minor assembly. The parents need not fear that their children will not exercise because they ditched their bicycles because it runs only 45-60 minutes on a charge and lasts at least 4 hours to recharge. This does not bother her son or his friends than 45 minutes seems to be enough time to have fun, before they are off to something else. I would highly recommend them for a 13-year-old is that between the "toys" youthful age and "clothing" age. In two years it will in driver education, so we feel this would teach him that some of these basic skills of driving.In fact, a trimmed motocross motorcycle with an electric motor, the Razor Dirt Rocket MX500 is ideal for young people, want to enjoy the Dirt Bike experience, without the bank.

The Dirt Rocket's powerful 500-watt motor contributes driver at speeds of up to 17 miles per hour - more than enough for most bumpy dirt trails - and can cruise for up to 10 miles on a single charge. At the same time the bike is double the suspension and riser handlebars for a smooth and comfortable ride regardless of the site so that your teen is fun is not limited to the flat pavement. As a final bonus, the Dirt Rocket's variable speed, chain-drive motor is extremely quiet, a sharp contrast to conventional gas-powered motocross bikes.

Further details are large pneumatic knobby tires for maximum power transfer, authentic Dirt bike frame geometry, a retractable kickstand, and a double crown fork. The MX500 that about eight hours fully, it is recommended for ages 14 and older and offers a maximum weight of 175 pounds. It is also a 90-day warranty.

Description The Razor Dirt Rocket MX500 is a larger and faster version of the MX350 and is perfect for ages 14 and higher. The Razor MX500 driver leads up to 175 pounds at speeds of up to 17 mph and is equipped with large 14 "and 16" pneumatic knobby tires for maximum power transfer.

The chain-driven, variable speed motor gives the Razor MX500 his kick, but because the bike is electric, the engine is super quiet, a decisive advantage over the other gas and loud scaled-down dirt bikes. The Razor's front fork can be easily mounted universal flat / Phillips head screwdriver, wrench and Allen are included.

FEATURES:

* Speeds up to 17 mph

* Carries riders up to 175 pounds

* Can travel up to 10 miles on a single charge

* Large 16" and 14" pneumatic knobby tires geared for dirt

* Dual suspension and riser handlebars for a smooth and comfortable ride

* Variable speed, chain-driven motor for super quiet and powerful operation

* Twist-grip throttle acceleration

* Double-crown fork

* Dimensions - 53" x 21" x 31"

* Up to 40 minutes of riding time on a single charge

* Battery charge time: up to 8 hours

* 36V (three 12V) sealed lead acid battery system

* Powerful 500w electric motor