40cc single cylinder (no mixing with oil) engine. Just put in 91 octane gas and go. They are suitable for younger and lighter riders. Gas Powered Mini Dirt Bike. The Mini Dirt Bike is perfect for lighter, younger riders, but even adults can enjoy them.
XtremepowerUS 40cc Gas Pocket Motorcycle Ride On Kids Adults 4-Stroke
Burromax TT40 40cc 4 Stroke Engine Kids Gas Powered Offroad Racer Ride – FactoryPure
Wise Choice Powersports - MINI 40cc Gas ATV'S
Mini Bike for Kids Motorcycle 8-14, Gas Powered Dirt Bike,105CC 4-Stroke Ride on Toys, Camo
FRP DB003 Mini Motorcycle Dirt Bike Start Up Ride
Brand New Mini Dirt Bike with Good Quality, Engine/Drive Train , Engine: Xinyue Brand 40cc, 4-Stroke, air cooling, single cylinder, Start Mode: Pull
X-Pro Brand New Cyclone 40cc Gas Mini Dirt Bike/ Pit Bike for Kids with 4 Stroke Pull Start Engine
XtremepowerUS 99cc Mini Dirt Bike Gas-Powered 4 Stroke Pocket Bike Pit – Ihubdeal
Coleman-Style Mini Pit Bike, Gas Powered 40cc 4-Stroke, 28 MPH Retro Mini Bike
X-Pro Brand New Typhoon 40cc Gas Pit Dirt Bike, 4 Stroke Mini Motorcycle for Kids with Pull Start
Recommended for small kid. The 4-stroke engines have proven to be more reliable and durable than the 2-stroke engines. High Quality engine. Whole bike
X-PRO 40cc Kids Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road,Red
SYX MOTO MT-2 40cc 4-Stroke Mini Dirt Bike
FRP DB003 50CC 2-Stroke Mini Dirt Bike, Kids Mini Bike Gas Powered, Off Road Dirt Bike, Kids Trail Mini Bike Gas Motorcycle, Max Load 165Lbs, Up to 20MPH : Automotive
China 40CC Bike, 40CC Bike Wholesale, Manufacturers, Price
99cc Mini Dirt Bike Gas-Power 4-Stroke Pocket Bike Pit Motorcycle Blue – XtremepowerUS
Free Shipping! X-PRO Zephyr Mini Dirt Bike, Gas Power 4 Stroke Dirt Bi – XProUSA