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20-Inch (5-8 yr. old)

Check out all our 20-inch kids' bikes for sale at South Shore Cyclery in Milwaukee

20-inch kids' bikes are recommended for young cyclists ages 5 to 8 years old. As kids develop their skills, 20-inch bikes offer a wide range of different components, including dual rim brakes, disc brakes, and multiple gears.

Check out all our kids' bike categories:

$164.99 $250.00 34% Off
Introducing the all-new Friend Ship: Built on a solid BMX platform to deliver experience, emotion, and excitement on two wheels. Designed to unlock a young rider's imagination, this is not just a bike – it's an adventure buddy. Adventure buddies and Space Ninjas, Becker the Bear, Unica the Unicorn, and Carter the Cat need more help than Wings their navigator can provide. They need someone else to help them find the Golden Feather and return it to Zel the Zebra before King Ocki the Octopus and his Underlings take over the Junk Food Universe. They need a pilot for the Friend Ship, they need your help. With something more than a low-cost Kids BMX bike, Friend Ship delivers an experience to challenge a young rider and increase the excitement a bike can deliver.
$229.99 $300.00 23% Off
Even our kids' bikes are built right from the ground up—perfectly proportioned lightweight alloy frame, easy-riding low-slung design, and handling that makes every ride a breeze. Durable 1pc cranks, all-terrain tires, 2pc bars and even a numberplate FTW. - Improved Geometry bikes with the LegitFit system feature geometry adjustments to improve ergonomics for youth statures. The result: Increased stability, comfort and confidence for a wider range of riders. - Easier Pedaling bikes with the LegitFit system have their pedal positions moved slightly forward. The result: Makes it easier to pedal. - Better Positioning bikes with the LegitFit system have narrower crank and pedal positions that match the width of a child’s hips. The result: A stronger, more natural pedal stroke.
$400.00
Lightweight and trail-ready, this little dirt shredder has a wide range of gears to tackle hills and a durable build that will keep up with their adventures. Built with a lightweight aluminum frame, plenty of stand-over clearance, and easy-to-use gears, this is the rigid version (no front suspension) of the XtC Jr. family. With 20-inch wheels and smooth-rolling tires that can handle the trail, it's a fun and stable way to get started on the trail. Lightweight frame ALUXX-grade aluminum frame provides a lightweight, purpose-built chassis for aspiring young off-road riders. Confidence and control Size-specific wheels give young riders the performance they need for true off-road riding. Kid-friendly features Youth-specific performance components help young riders improve their off-road skills.
$440.00
FROM NEIGHBORHOOD ADVENTURES TO FAMILY TRAIL OUTINGS, THIS BUILT-FOR-KIDS MOUNTAIN BIKE MAKES IT EASY FOR YOUNG RIDERS TO ENJOY THE BIKE LIFE. THE FRAME DESIGN AND COMPONENTS INSPIRE CONFIDENCE AND CONTROL AS THEY DEVELOP THEIR SKILLS. KEY PERFORMANCE FACTORS Off-road control A shorter seat tube with a lower bottom bracket and standover height create a lower center of gravity with greater stability and maneuverability on dirt paths and trails. Select models come with a 30mm suspension fork for added control on bumpy terrain. Kid-sized components Smaller diameter handlebars (25mm) and short-reach brake levers offer better grip and control for smaller hands. Shorter cranks ensure smooth pedaling and prevent the pedals from hitting the ground while cornering. All the accessories A kickstand, mini-fender, stem pad protection, and a bell make Talon 20 a fun and easy bike for everyday rides around the neighborhood. A lower bottom bracket and standover height gives the Talon 20 a lower center of gravity, making it easier for young riders to control the bike. A shorter seat tube, combined with kid-specific components including handlebars designed for smaller hands and shorter cranks, gives young riders added stability and comfort for riding off-road. A kickstand, mini-fender, bell and stem pad are included. ALUXX ALUMINUM Performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles. YOUTH-SPECIFIC GEOMETRY Low standover height offers added confidence and control for smaller riders, and a compact frame design minimizes weight without sacrificing strength and stiffness. SUSPENSION FORK* Features 30mm of travel, so young riders can go from smooth roads to bumpy dirt paths or trails with smooth control. *Available on some models. Also available with a rigid fork. 20-INCH WHEELS Smaller wheel diameter is optimized for the frame, improving handling, balance and control for young riders.
$309.99
The alloy framed Raptor rolls on 20-inch wheels and features junior-sized components to fit younger riders. It comes with a durable Shimano 7-speed drivetrain, front and rear alloy linear pull brakes, and knobby tires for confidence in the dirt. A kid-friendly handlebar, stem, saddle, and MTB pedals finish this ready-to-ride bike.
$379.00
- 7 Speed - Aluminum frame - Rigid fork - Shimano derailleur & shifter
$409.00
- 7 Speed - Aluminum frame - Shimano derailleur & shifter - Kenda El Capo 20x2.6 tires
$370.00
From rips around the neighborhood to family trail rides, this kid-sized mountain bike is designed specifically for young riders. The frame geometry and components give it a confident ride that makes it fun and easy to expand their skills. Key Performance Factors: - Off-road control Featuring a lower bottom bracket, the Tempt 24 offers a lowered center of gravity that enhances stability and control, empowering kids to confidently navigate diverse terrains. Additionally, the low standover height ensures effortless mounting and dismounting, instilling a sense of confidence in young riders. - Kid-sized components Tailored to fit smaller hands, the Tempt 24 incorporates smaller-diameter handlebars and short-reach brake levers, delivering enhanced grip and control for young riders. With the addition of shorter cranks, the bike ensures smooth pedaling and minimizes the risk of pedal strikes during cornering, providing a safe and enjoyable riding experience. - Kid-Friendly Features With a kickstand, mini-fender, and bell, the Tempt 24 is a fun, feature-packed bike for commuting to school, adventures on the trails, and outings with family and friends. Techs and Features: - ALUXX ALuminum Technology This Performance level frame material features 6061 alloy with single-butted tubes to produce strong, lightweight framesets for a variety of different bikes and riding styles.
$400.00
Lightweight and easy to maneuver, Enchant puts her on a path to adventure. Safe Liv’s purpose-driven design gives her a comfortable frame geometry with low stand-over height for easy maneuvering and reliable hand brakes for a safely slow and stop. Comfort and Control A comfortable, lightweight ALUXX-Grade aluminum frame design with an upright riding position and twist shifters inspire girls to learn to mountain bike. Why We Love It Enchant is designed to be light, agile, and easy to maneuver on the dirt. Fast-rolling 20-inch wheels and trail-ready tires make Enchant a fun, stable bike to help her build confidence and skills. Hand brakes provide powerful stopping power, and with easy-to-use twist shifters, she’ll feel excited and secure as she tackles new terrain. Enchant inspires girls to take their wheels to the dirt with fun, colorful style in a lightweight package. Young ones are delighted to hop on, thanks to friendly geometry, low stand-over height, and stability that reinforce a positive learning environment.
$570.00 $600.00 5% Off
With its quickness, durability, and lightweight feel, Liv's STP helps young riders get rolling on trails, pump tracks or bike park terrain. Made with a gusset-free ALUXX-Grade Aluminum frame, the STP has a low stand-over and saddle height with a taller front end, so she can be stable in corners and balanced over rollers. Disc brakes give her the confidence to stop quickly, and this model is available with or without a front suspension fork to suit different riding styles and terrain. With fun and lively colors and graphics, young riders will love jumping on and riding in style. The STP is also compatible with dropper seatposts for those riders who are ready for next steps.
$519.99
Kids can keep up with the adults on the Monster 20? Junior Fat Bike. Tackle any terrain and explore the track less travelled as a family. Gift your child the taste of freedom.
$269.99
For the girl who's first learning to ride, Sun's Flower Power is an eye-catching, kid-friendly bike that boasts quality, comfort and safety. This bright, fun 20-inch wheeled bike comes with a sloped-down top tube for easy dismounting and a coaster brake for sure stops. Plus, it features a rear hand brake to help her learn proper braking skills.
$269.99
For the child who's first learning to ride, Sun's Matrix is an eye-catching, kid-friendly bike that boasts quality, comfort and safety. This bright, fun 20-inch wheeled bike comes with a sloped-down top tube for easy dismounting and a coaster brake for sure stops. Plus, it features a rear hand brake to help him learn proper braking skills.
$409.99
Sun's Li'l Bolt Type-R is a child's perfect complement to your adult cruiser bike. It boasts a sweet upright riding position, a plush seat and wide handlebars to make every ride your little one does as comfortable and carefree as possible. Plus, it's got a light, aluminum frame and 20-inch wheels for a wonderful ride. You'll also love the simple, low-maintenance one-speed, coaster-brake drivetrain.
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