Razor MX400 Dirt Rocket Electric Bike for Kids Ages 8+, 140 lb Max Weight, White – 24V Battery, Up to 14 Mph, 30-Min Ride Time on High Speed, Twist-Grip Throttle, Spoked Wheels w/ 12” Pneumatic Tires

Price: $459.99
(as of Apr 07, 2026 14:29:47 UTC – Details)

Designed to deliver just the right amount of power for gentle hills and offroad trails, the Razor MX400 Dirt Rocket is ready for adventure. This ride-on is built to handle dirt paths and backyard fun and is a supercross-inspired electric motocross motorcycle bike that gives young riders the muscle to climb hills and enjoy trails at speeds up to 14 miles per hour. With a high-torque chain-driven rear-wheel drive motor, this bike delivers smooth, rider-focused performance without the mess of gas, so you can go green while you go fast. Comfort and control meet head-on with soft rubber grips, a double-crown fork, and adjustable riser handlebars let you dial in the fit and stay steady on the terrain. Twist-grip acceleration puts the throttle where your instincts are, while hand-operated rear brake bring confident stopping power. Folding metal foot pegs and shatter-resistant fairings add durability for real off-road riding. Keep the good runs coming with the rechargeable 24-volt (two 12-volt) sealed lead-acid battery system delivers up to 30 minutes of continuous ride time per charge on high speed mode while 60 minutes on low speed and includes a battery charger for easy recharging between sessions. Designed for extended play, the MX400 balances power and endurance so you spend more time ripping and less time waiting for a charge. Rugged spoked wheels with 12-inch pneumatic knobby tires bite into dirt, gravel, and grass for superior traction. With a 140-pound maximum rider weight and recommended for kid riders 8 years old and up, the MX400 fits young ones who are ready to step up their game. Some assembly is required but once it’s together, it’s time to leave the pavement behind and own the trail.
Charge Up the Trails: Hit speeds up to 14 mph and feel the rush on a high-torque, chain-driven electric motocross bike built for gentle hills, dirt paths, and backyard adventures
Tough Enough for Kids: Steel frame with authentic dirt bike geometry, double-crown fork, and shatter-resistant plastic fairings stand up to grassy hills, playground slopes, and playful terrain
Comfort in Command: Soft rubber grips, adjustable-angle riser-style handlebars, twist-grip throttle, and rear brake give you control, comfort, and confidence every ride
For the Long Haul: Up to 30 minutes of continuous run time on high speed, supports up to 140 pounds, ages 8+ years old, with 12-inch pneumatic knobby tires for serious grip
Safety in the Fast Lane: Hand-operated brakes, folding metal foot pegs, and a retractable kickstand keep your ride both thrilling and secure, just the way a Dirt Rocket ride should be