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Best 4 stroke Dirt Bike

X-PRO 40cc Mini Dirt Bike Pit Bike Gas Power Bike Off Road Motorcycle,Red

  • 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)..
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XtremepowerUS Pro-Edition 40CC 4-Stroke Mini Kids Dirt Bike Pit Off Road Motorcycle Pocket Bike, Red

  • Suitable for Both Kids and Adults - 4-stroke air-cooled engine surpasses virtually any other mini bike on the market. This deluxe-sized mini bike effortlessly accommodates kids, teens and adults up to 165 lbs. This mini bike is suitable for both kids and adults which ensures a reliable and comfortable outdoor ride for the whole family.
  • Powerful Performance - XtremepowerUS kids gas dirt bike has 4 stroke engine with 40CC/1.4hp fully automatic chain drive transmission system provide your kids with plenty of muscle through the trails all day with a max speed 18 mph with just 0.32-gallon gas (#91), the gas-powered trail mini bike can causing up to 27 miles.
  • Soft and Stable - Stability is important off road. Low-pressure tires provide a soft, smooth ride for stability even on rugged terrain. In addition, rear disc break allows for reliable stopping.
  • Rugged Design Mini Bike - Built with a rugged, proven clutch and a solid, sturdy metal frame, this heavy-duty machine will withstand years of fun on the trail so you can go kick some dirt.
  • EPA Approved - EPA approved, it means the kid's dirt bike will not cause unreasonable adverse effects in users' health under the instruction manual, and it's environmentally friendly, while it has low noise (Overall Measurement ....
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X-PRO Zephyr 40cc Mini Dirt Bike Pit Bike Dirt Bikes Gas Power Bike Off Road Motorcycle(Pink)

  • 40cc Kids Dirt Bike brought by Moto Pro. Recommended for small kid..
  • 【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)..
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X-PRO Cyclone 40cc Kids Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road (Pink)

  • 40cc Kids Dirt Bike brought by Moto Pro. Recommended for small kid..
  • 【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)..
Check Stock

X-PRO Cyclone 40cc Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road-Pink

  • 40cc Kids Dirt Bike brought by Moto Pro. Recommended for small kid..
  • 【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)..
Check Stock

X-PRO Cyclone 40cc Kids Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road (Green)

  • 40cc Kids Dirt Bike brought by XPROUSA. Recommended for small kid..
  • 【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)..
Check Stock

XtremepowerUS Pro-Edition Mini Trail Dirt Bike 40CC 4-Stroke Kids Pit Off-Road Motorcycle Pocket Bike, Mint

  • Suitable for Both Kids and Adults - 4-stroke air-cooled engine surpasses virtually any other mini bike on the market. This deluxe-sized mini bike effortlessly accommodates kids, teens and adults up to 165 lbs. This mini bike is suitable for both kids and adults which ensures a reliable and comfortable outdoor ride for the whole family.
  • Powerful Performance - XtremepowerUS kids gas dirt bike has 4 stroke engine with 40CC/1.4hp fully automatic chain drive transmission system provide your kids with plenty of muscle through the trails all day with a max speed 18 mph with just 0.32-gallon gas (#91), the gas-powered trail mini bike can causing up to 27 miles.
  • Rugged Design Mini Bike - Built with a rugged, proven clutch and a solid, sturdy metal frame, this heavy-duty machine will withstand years of fun on the trail so you can go kick some dirt.
  • Soft and Stable - Stability is important off road. Low-pressure tires provide a soft, smooth ride for stability even on rugged terrain. In addition, rear disc break allows for reliable stopping.
  • EPA Approved - EPA approved, it means the kid's dirt bike will not cause unreasonable adverse effects in users' health under the instruction manual, and it's environmentally friendly, while it has low noise (Overall Measurement ....
Check Stock

X-PRO 40cc Mini Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road(Pink)

  • 40cc Mini Dirt Bike brought by XPROUSA. Every package comes with Gloves, Goggle and Face Mask.Recommended for small kids..
  • 【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)..
Check Stock

X-PRO 40cc Mini Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road (Blue)

  • 40cc Mini Dirt Bike brought by Moto Pro.Every package comes with Gloves, Goggle and Face Mask. Recommended for small kids..
  • 【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)..
Check Stock

X-PRO 40cc Mini Dirt Bike Mini Pit Bike Dirt Bikes Motorcycle Gas Power Bike Off Road -Black

  • Recommended for young riders.Every package comes with Gloves, Goggle and Face Mask..
  • 【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....
  • 【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....
  • 【Whole bike is EPA approved】it means the kid's dirt bike will not cause unreasonable adverse effects on users’ health under the instruction....
  • 【Some assembly required】Assembly for dirt bikes include Handle bar brackets, wheels, brakes, number plate and fender. (May differ per model)..
Check Stock

X-PRO 40cc Mini Dirt Bike Pit Bike Dirt Bikes Gas Power Bike Off Road Motorcycle,Black

  • 40cc Kids Dirt Bike brought by Moto Pro. Recommended for small kid..
  • The 4-stroke engines have proven to be more reliable and durable than the 2-stroke engines. High Quality engine..
  • 【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)..
Check Stock

Engines: The Inner Workings of Machines That Move the World

  • ✪ 100% brand new and high-quality performance air filter, easy install, durable, universal fits for most motorcycle air filter with 38mm / 39mm / 40mm engine inlet..
  • ✪ For most Off-road motorcycle, atv, quad, scooter, go kart, moped, pit bike, dirt bike, racing bike, super bike and other bike. For small to medium mid-sized engines 50cc - 90cc, 110cc, 125cc, 140cc & 200cc 2-strokes or 4-strokes engines. Fits most carburetors (PZ22, PZ25, PZ26, PZ27 etc) requiring a 38mm (1.5in) inside diameter opening..
  • ✪ Fit most Chinese import Pit / Dirt bikes, almost all of the bike brands from China, such as TaoTao, Buyang, Coolsport, Jonway, Znen, NST, BMX, Kazuma, Sunl, Roketa, AIM-EX etc. It also fits Kawasaki Yamaha Suzuki and other brand bikes..
  • ✪ Has a gauze filter covered with a plastic cover to stop intake of water into the carburetor. The air filter prevents abrasive particulate matter from entering the engine's cylinders to ultimately increase horsepower, torque and improve the gas mileage, prolong the engine Life..
  • ✪ All of the original “QAZAKY” parts are backed by 180 days’ carefree return, BUY WITH CONFIDENCE!.
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Yamaha 100cc Motorcycle Dirt Bike Starts, Idles with Revs and Shuts Off

  • Suitable for Both Kids and Adults - 4-stroke air-cooled engine surpasses virtually any other mini bike on the market. This deluxe-sized mini bike effortlessly accommodates kids, teens and adults up to 185 lbs. This mini bike is suitable for both kids and adults which ensures a reliable and comfortable outdoor ride for the whole family..
  • Soft and Stable - Stability is important off road. Low-pressure tires provide a soft, smooth ride for stability even on rugged terrain. In addition, rear disc break allows for reliable stopping.
  • Rugged Design Mini Bike - Built with a rugged, proven clutch and a solid, sturdy metal frame, this heavy-duty machine will withstand years of fun on the trail so you can go kick some dirt.
  • Powerful 4-Stroke Engine - Just because it is nostalgic doesn't mean it rides that way. The 105cc OHV engine will power you through the trails all day with plenty of muscle while being gas efficient.
  • EPA Approved - EPA approved, it means the kid's dirt bike will not cause unreasonable adverse effects in users' health under the instruction manual, and it's environmentally friendly, while it has low noise, No Need for Mixing Oil.
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