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Top 10
August 2025
Best Boys Bmx Bikes 18 Inch Mongoose
We made a list of the top 10 Boys Bmx Bikes 18 Inch Mongoose based on verified reviews, popularity and other factors which we summarized for you in this list.
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1
67i Boys BMX Bike 8-12 Years 18"/20" | 4 Steel Pegs, U-Brakes, Adjustable Seat & Hi-Ten Steel Frame | Lightweight 2.35" Tires for Park & Street Riding (20'' (with Pegs), Black)
67i
10.0
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AGE-SPECIFIC DESIGN - Engineered for boys aged 8-12 with dual 18"/20" wheel options, supporting heights 3'5"-5'4". Hi-Ten steel frame withstands skate park jumps and neighborhood adventures.
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PRO-GRADE CONTROL SYSTEM - Front & rear U-brakes deliver instant stopping power. 165mm one-piece crank with 36T chainring optimizes pedaling efficiency for wheelies and tricks.
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CUSTOMIZABLE RIDING EXPERIENCE - Adjustable seat grows with your child. 4 steel pegs enable stunt doubles – perfect for mastering grinds at local bike trails.
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ALL-TERRAIN PERFORMANCE - 2.35" wide tires conquer concrete, dirt tracks, and ramps. Knobby tread pattern enhances grip during high-speed cornering.
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SAFETY-BUILT FREESTYLE MACHINE - Reinforced dropouts and sealed bearings ensure durability. Meets CPSC safety standards – ideal for backyard practice or competitive BMX racing.
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2
Dynacraft Minecraft 18-Inch Boys BMX Bike for Age 6-9 Years
Dynacraft
9.0
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25% Discount
3
Royalbaby Kids Bike Boys Girls Freestyle BMX Bicycle With Kickstand Gifts for Children Bikes 18 Inch Red (RB18B-6R)
RoyalBaby
8.9
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𝗦𝗽𝗼𝗿𝘁𝘆 𝗗𝗲𝘀𝗶𝗴𝗻. RoyalBaby Freestyle kids bike was designed by inspiration from the BMX spirit. It's all about fun, creativity, freedom, and friends. The sporty looking is perfect for the next cycling star
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𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰𝗮𝗹𝗹𝘆 𝗙𝗼𝗿 𝗞𝗶𝗱𝘀. Each bike equipped with RoyalBaby patent sealed bearing for smooth pedaling. Training wheels come with 12, 14, 16 inch bikes, making it easy to maintain balance and learn to pedal for young beginners. The BPA free water bottle adds more joy to the ride. Fully adjustable seat and handlebar will give extra space when kids grow taller
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𝗦𝗮𝗳𝗲𝘁𝘆. Shortest travel distance brake lever provides excellent braking efficiency for small hands, sturdy steel frame and 2.4" wide tires will accompany every adventure of your little one and bring them home safe and sound
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𝗘𝗮𝘀𝘆 𝗔𝘀𝘀𝗲𝗺𝗯𝗹𝘆. The bike comes 95% pre-assembled, with an instruction manual and all tools needed in the box. It is easy enough to put together in 15 minutes
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𝗔𝗹𝘄𝗮𝘆𝘀 𝗥𝗲𝗹𝗶𝗮𝗯𝗹𝗲. RoyalBaby bike complies with the CPSC standards, and is trusted by millions of families in more than 80 countries globally. Customers will be provided with high-level warranty and service when contacting RoyalBaby for any queries
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4
Mongoose Switch Freestyle BMX Kids Bike, Mag Wheels, Small Stand-Over Steel Frame, Chain Guard, Foot Brake, Boys and Girls 5 - 7 Years Old, 18-Inch Wheels, Black
Mongoose
8.6
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KIDS BMX BIKE: Endless fun awaits with the Switch or Stun by Mongoose. Featuring 18-inch wheels, this kids BMX bike is perfect for riders from 42" - 52" tall. Built for beginners, this bicycle gives kids their first taste of riding like the pros.
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BORN IN DIRT: Built to handle neighborhood obstacles and turns, the heavy-duty steel frame is tough enough for young riders. The padded seat is easily adjustable without tools, allowing this girls and boys bike to grow with your kid.
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BUILD CONFIDENCE: This Mongoose BMX bike comes with mag wheels or removable training wheels to help little riders find their balance. The stand-over frame makes it easy to hop on and off, and a low center of gravity adds stability for the ride.
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FROM START TO STUNT: Coaster brakes provide easy stops – just pedal backward – while hand brakes help prepare riders for a big kid bike. Young riders feel like their favorite BMX star.
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KNOW YOUR ROOTS: As one of the OGs in action sports, Mongoose has helped bring the BMX movement to the world. For over 50 years, we've been all about epic rides and pushing limits – and we're just getting started.
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5
cubsala Freestyle BMX Bike, 18 Inch Kids Bicycle for 5-9 Years Old Kids and Beginner Level Rider, Blue
cubsala
8.5
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Beginning Rider Design - The Crossea18 is a great first BMX bike for young riders that offers everything a beginning rider needs to hit the streets! Suggested rider height is 3'5" - 4'3".
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Durable Frame - The frame is made from strong Hi-Ten steel to give riders reliable support and long-lasting comfort and is perfect for the street, park or trails with 17.3" top tube length.
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Easy to Ride - The drivetrain features 152 mm one-piece crank with a 32T chainring. Aluminum U-brake and Hand-brake levers provide precision speed control.
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Reliable Wheelset - The wheelset features 18" x 2.125" tires mounted on aluminum single wall 36H rims with 3/8" female axle hubs and 16T cog freewheel.
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Easy to Assemble - 85% of the bike is assembled and comes with assembly tools. It's backed by a limited life time warranty.
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6
Mongoose Legion L40 Kids Freestyle BMX Bike, Intermediate Rider, Boys and Girls Bikes, 20-Inch Wheels, Hi-Ten Steel Frame, Micro Drive 25x9T BMX Gearing, Copper
Mongoose
8.4
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L40 is a fully park, street or dirt-worthy freestyle BMX bike that offers everything a new rider could need to bust their first tricks on their local ramp! Suggested rider height is 5’0”-5’6”
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Durable bike, built with a Hi-Ten steel frame, removable brake mounts, and a mid BB shell, and has a top tube length of 20.5"
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Equipped with a high-performance drivetrain that includes 175 mm 3-piece tubular chromoly hollow spindle cranks, a 25T steel chainring, and a mid-sealed bearing bottom bracket
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Wheelset featuring 20" x 2.3" tires mounted on 36H aluminum single-wall rims, along with a 3/8" female axle front hub and a 9T cog sealed bearing cassette rear hub
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Aluminum U-brake and brake levers provide precision speed control, while the Hi-Ten steel handlebar and fork are joined by a 50 mm stem and threadless sealed integrated headset for maximum steering performance
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21% Discount
7
Mongoose Legion L10 Kids Freestyle Sidewalk BMX Bike, Beginner Riders, Boys and Girls, 20-inch Wheels, Hi-Ten Steel Frame, Micro Drive 25x9T BMX Gearing, Red
Mongoose
8.3
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Legion L10 is a great first BMX bikes for beginners with standard 20 Inch wheels, the recommended rider's height is 4'4" to 5'0"
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Durable Hi-Ten steel frame and removable brake mounts with 20” top tube length
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Single speed drivetrain features 170 mm one-piece forged steel crank with a 25T steel chainring and American loose ball bottom bracket
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Wheelset features 20” x 2.25” tires mounted on aluminum single wall 36H rims with 3/8” female axle front hub and 9T cog sealed bearing cassette rear hub
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Steel U-brake and aluminum/resin brake levers provide precision speed control, while the Hi-Ten handlebar and fork are joined by a 48 mm stem and threadless sealed integrated headset for maximum steering performance
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5% Discount
8
JOYSTAR 20 Inch Kids Bike Freestyle BMX Bikes for 6 7 8 9 10 Years Old Boys Girls and Beginner Riders, 20" Kids' Bicycles, Brown Tires
JOYSTAR
8.2
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Design for Beginner Riders - The JOYSTAR 20 inch BMX bikes is a great first BMX bike for young riders that offers everything a beginning rider needs to hit the streets! Suggested rider height is 4'0" - 4'8".
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Durable Frame - The hi-tensile frame is made from strong Hi-Ten steel to give riders reliable support and long-lasting comfort and This bmx kids bike is perfect for the street, park or trails with 19.9" top tube length.
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Easy to Ride - The single speed drivetrain features 165 mm one-piece crank with a 36T chainring. Rear Caliper brake and Hand-brake levers provide precision speed control.
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Reliable Wheelset - The wheelset features 20" x 2.125" tires mounted on carbon steel single wall 36H rims with 3/8" female axle front hub and 18T cog sealed bearing cassette rear hub.
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Assemble and Warranty - 85% of the 20 inch bike is assembled and comes with assembly tools. It's backed by a limited life time warranty.
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9
Elite BMX Freestyle Bike, Durable Steel Frame, Available in 16", 18", and 20" Sizes. New Sizes 26" and 29" BMX Bicycles. (Black Red, 20")
Elite BMX
7.8
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Stealth 20" NOW comes with 3pc Crank.
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Please select the correct bike size. The 16-inch is a Kids BMX Bike for 3- to 3ft 6 inch. The 20-inch is for Teen and Adult BMX Bike for 4 to 5ft 10 inches.
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20" Bike Tires: 20 x 2.4" - 16" Bike Tires 16x 2.4"
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STEM: Alloy (50 mm reach) top load - DRIVER: 9T
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PEGS: Pair Included
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12% Discount
10
VEVOR Kids Bike, 18 Inches BMX Style Children Bicycle, Rider Height 3.61 ft - 4.59 ft, Training Wheels Included, Sturdy and Easy to Assemble, Toddler Bike for Boys & Girls Learning to Ride, Blue
VEVOR
7.4
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【Dual Brake Security System】 The front hand brake of the kid bike is responsive and easy to use, while the rear foot brake is simple to operate. No heavy force needed—kids can stop effortlessly, keeping them secure and giving parents peace of mind!
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【Ergonomic Adjustable Seat】 The seat height adjusts easily with bolts (for kids 110-140 cm). Soft, breathable PU material and ergonomic design ensure comfortable, fatigue-free rides. Paired with adjustable handlebars!
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【BMX Sport Style Design】 The children bicycle is built with a 1.0 mm thick high-carbon steel frame, using argon welding and powder coating. High strength, corrosion-resistant, and impact-resistant—ready for any adventure!
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【Simple 3-step Assembly】With 85% pre-assembly, the frame, wheels, and chain of the toddler bike are ready to go. Follow the easy steps and get your child riding in just 5 minutes!
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【All-terrain Anti-slip System】 TPR handle grips of the kid bicycle are slip-resistant and sweat-absorbing. Wider PP pedals with spinning function, plus anti-slip tires, give great grip even on wet, rough surfaces!
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【NOTE】The front fender of a bicycle cannot be installed above the front wheel (please refer to the main picture of the product for the correct position), as it will affect the braking system. If you have any questions about the installation, please refer to the installation video.
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