X-PRO 40cc Mini Dirt Bike - Gas Powered Pit Bike for Adults & Teens - Off Road Motorcycle for Trail Riding & Backyard Fun (Green)

4 Stroke compare to 2 Stroke The 4-stroke engines have proven to be more reliable and durable than the 2-stroke engines. Chain Transmission and Pull Start provides much easier control and handling for little kids and gives the rider the great convenience in the event of a stall. Additionally with the 4-stroke you get： More torque:In general, 4 stroke engines always make extra torque than 2 stroke engine at low RPM.More fuel efficiency:4 stroke engines have greater fuel efficiency than 2 stroke ones because fuel is consumed once every 4 strokes.EPA Approved:As power is generated once every 4 strokes & also as no oil or lubricant is added to the fuel; 4 stroke engine produces less pollution.More durability:We all know that more the engine runs, quicker it wears out. 2 stroke engines are designed for high RPM. If an engine can go for 10000 rpm’s before it wears out; a 4 stroke engine with 100 rpm will run for 100 minutes than the other 2 stroke engine which has a higher rpm of 500 & will run for only 20 minutes.No extra addition of oil:Only the moving parts need lubrication intermediately. No extra oil or lubricant is added to fuel. integrally formed frame The frame is integrally formed, which is stronger than the ordinary steel pipe frame and has a longer service life. Powerful brand engine 40CC XINYUE brand engine, good quality, high stability, low failure rate. Easy Operation 40cc gas powered dirt bike with easy pull start operation makes this the ideal trail dirt bikes for any teen rider. Low-pressure pneumatic knobby tires provide a soft, smooth ride even on rugged terrain. EPA Approved 4-stroke engine is fuel efficient and EPA approved which brings the dirt bike a long engine life providing your kids great fun and long-term entertainment. X-PRO Typhoon 40cc Dirt Bike X-PRO Tempest 40 Mini Dirt Bike X-PRO Zephyr 40cc Dirt Bike X-PRO Cyclone 40cc Dirt Bike X-PRO Blast 40cc Gas Pocket Bike Motor 40CC 4-Stroke 40CC 4-Stroke 40CC 4-Stroke 40CC 4-Stroke 40CC 4-Stroke Start System Pull Start Pull Start Pull Start Pull Start Pull Start Tire Size 4.10-6/4.10-6 4.00-6/4.00-6 2.5-10/2.5-10 2.75-10/2.75-10 90/65-6.5/110/50-6.5 Engine 40cc,4-stroke,air cooling ,single cylinder Start Mode Pull Start Max.Speed 22mile/h Front Tire 4.10-6 Transmission Chain Tank capacity 1.8L Rear Brake Disc Front Tire 4.10-6 Rear Tire 4.10-6 Net Weight (lbs) 44 Gross Weight (lbs) 52 Seat Height(inches) 20.52" Carton dimension (inches) 39*12*22"

40cc Dirt Bike brought by XPROUSA.Every package comes with Gloves, Goggle and Face Mask.Recommended for young riders.

【The 4-stroke engines which are more reliable and durable than the 2-stroke engines.】X-PRO kids dirt bike has an engine with 40cc fully automatic chain drive transmission system provide your kids with plenty of muscle through the trails all day with a max speed of 22 mph.

【Easy & Smooth,Great for a beginner and small children】 the smaller engine offers a smooth and steady acceleration that won't be too fast or too mach to handle for your small child.

【Whole bike is EPA approved】it means the kid's dirt bike will not cause unreasonable adverse effects on users’ health under the instruction manual, and it’s environmentally friendly, while it has low noise, no need for mixing.

【Some assembly required】Assembly for dirt bikes include Handle bar brackets, wheels, brakes, number plate and fender. (May differ per model).