Best 20 Inch Mountain Bike – Top 7 Picks and Reviews 2020

We took a look every review we could find and found the best of the best using data-driven technology.

Here’s a look at the best 20 Inch Mountain Bike

SaleBestseller No. 1
Diamondback Bicycles Tess 20 Youth Girls 20' Wheel Mountain Bike, Pink
37 Reviews
Diamondback Bicycles Tess 20 Youth Girls 20" Wheel Mountain Bike, Pink
  • Shimano 6-speed drivetrain with trigger shifter makes shifting simple, giving little ones a boost on climbs
  • Hl Zoom 40mm travel fork soaks up rocks and roots just like on a bike for Big kids
  • Linear pull brakes have adjustable-reach levers to keep them safe and in control
  • Package Weight: 15.785 kilograms
Bestseller No. 2
Diamondback Bicycles Cobra 20 Youth 20' Wheel Mountain Bike, Orange
78 Reviews
Diamondback Bicycles Cobra 20 Youth 20" Wheel Mountain Bike, Orange
  • Shimano 6-speed drivetrain with trigger shifter makes shifting simple, giving little ones a boost on climbs
  • Hl Zoom 40mm travel fork soaks up rocks and roots just like on a bike for Big kids
  • Linear pull brakes have adjustable-reach levers to keep them safe and in control
  • 20" model fits riders 44”-54” tall, aged approximately 4-9 years old.
SaleBestseller No. 3
Huffy Kids Hardtail Mountain Bike for Boys, Stone Mountain 20 inch 6-Speed, Metallic Cyan (73808)
103 Reviews
Huffy Kids Hardtail Mountain Bike for Boys, Stone Mountain 20 inch 6-Speed, Metallic Cyan (73808)
  • Assembly tutorial video located beside the images; with a gloss blue hardtail frame and 6 speeds to aggressively ride, the Huffy Stone Mountain is ready for epic outdoor fun; just follow the steps in our product manual
  • Ideal for ages 5-9 and a rider height of 44-56 inches; durable steel frame is backed by our limited lifetime warranty (see owner's manual for details); Kolo 1200 suspension fork handles bumps and dips for a smoother-feeling ride
  • The indexed Shimano TZ-31 rear derailleur combines with the micro-shift twist shifter to deliver 6 speeds on-demand for uphill climbing, downhill riding, or pure acceleration; removable rear derailleur guard ensures consistent gear operation
  • 20" X 1.95" tires handle pavement, gravel and dirt with ease; linear pull hand brakes deliver consistent stopping action; padded ATB saddle is stitched for lasting quality; alloy quick release provides easy seat height adjustment
  • Slight-rise handlebar enables upright riding to minimize back and shoulder strain; ATB-type resin pedals on the 3-piece crank have responsive feel; Kraton grips are comfortable to the touch; alloy wheels in matte black; kickstand included
Bestseller No. 4
20' Mongoose Ledge 2.1 Boys' Mountain Bike
21 Reviews
20" Mongoose Ledge 2.1 Boys' Mountain Bike
  • Frame: aluminum suspension frame Fork: suspension fork smoothes bumps and increases control Gearing (# of speeds): 7 speeds
  • Derailleur: Shimano rear derailleur for precise shifting Shifter: twist shifters change gears easily Crank: 3-piece crank offers wide gear range
  • Brakes: linear pull brakes provide great braking power Wheels/tires: 20" wheels Rims: alloy rims for lightweight durability
  • Handlebars: steel handlebars Seat: padded seat Pedals: standard pedals
  • Assembly required Dimensions: 51"L x 16.5"W x 35"H
Bestseller No. 5
Huffy Valcon 20' Boy's Full Suspension Mountain Bike
60 Reviews
Huffy Valcon 20" Boy's Full Suspension Mountain Bike
  • This Quick Connect kids bike makes assembly fast and easy - follow these simple steps to get riding in just minutes; insert fork and handlebar - fold pedals down until they click in place - insert seat and adjust
  • Huffy's Valcon is ideal for ages 5-9 and a rider height of 44-56 inches; the sleek charcoal gray frame with vibrant orange accents, the rugged 20-inch tires and full suspension make this 6-speed bike ready for real riding adventures
  • The 6-speed indexed Shimano derailleur combines with twist grip shifting for smooth transitions; removable rear derailleur guard protects the gears; front and rear steel linear pull handbrakes provide consistent, dependable stopping action on demand
  • Durable hi-ten steel frame is backed by our limited lifetime warranty (see owner's manual for details); Kolo front suspension fork and rear spring shock absorb bumps for a smoother ride; trailing edge tires provide good traction in wet and dry conditions
  • Great design, 6 speeds, full suspension, front and rear handbrakes - the Valcon is the right choice when your child is done with training wheels and ready for more adventurous riding; kickstand included
Bestseller No. 6
Royalbaby Boys Girls Kids Bike Explorer 20 Inch Bicycle for 7-12 Years Old Front Suspension Aluminum...
  • ❤ ROYALBABY BIKE: 95% of the bike has been assembled, except the handlebar, bell, saddle, pedals, kickstand and bike front/rear Reflector. The packaging includes tools. The bike can be put together very quickly and easily.
  • ❤ SAFE BIKE: Aluminum alloy frame, Eye-Catching double curved tubes design, suspension front forks for different terrain, front & rear disc brakes. High quality accessories make RoyalBaby bikes stronger and more durable.
  • ❤ BICYCLES DESIGN: Highly cool colors and a fascinating look. Adjustable bicycle seat suitable for children of different heights. Every Royal Baby bike is designed specifically for kids with safety in mind. Riding a bike becomes simple and fun.
  • ❤ CHILDREN BICYCLE ACCESSORIES: This sporty bike for boys and girls comes with a bell, cute Royal Baby decal, children will love it very much. Lightweight design, better control, easier starting. Let's ride together!
  • ❤ RECOMMENDED SIZE: For 7-12 years old Children. Note: child height may vary even at the same age, please take the height into consideration, can use our sizing chart to find the perfect size for your kid.
Bestseller No. 7
Hiland 20 Inch Kids Bike Mountain Bicycle with 6-Speed and Suspension Fork for Ages 4 5 6 7 8 9...
33 Reviews
Hiland 20 Inch Kids Bike Mountain Bicycle with 6-Speed and Suspension Fork for Ages 4 5 6 7 8 9...
  • Buy one bike get one DIY TOY free for a limited time. Please don't forget to get it at Promotion Available! Now or never!
  • Hiland's 10'' steel frame low step-over design makes it easy to get on and off the bike.
  • Flat handlebars provide responsive control when riding uncertain terrains,6 speeds with grip-type shifter to ease kids into how to use gears.
  • Suspension fork with 40mm of travel to smooth the bumps,Linear pull brakes for reliable stopping power.
  • 20'' * 2.0 wide tires guarantee miles and miles of dirt grinding fun.