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Kid's Bikes 20" Wheel (5-9yrs/108-129cm)

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Pedal Zap 20" Kids Bike Pink/White
29% Off Full Price

Pedal

Pedal Zap 20" Kids Bike Pink/White

Regular price $319.00 Full price
Sale price $319.00
Club price
Regular price $449.00 Full price
Pedal Zap 20" Kids Bike Red/Grey
29% Off Full Price

Pedal

Pedal Zap 20" Kids Bike Red/Grey

Regular price $319.00 Full price
Sale price $319.00
Club price
Regular price $449.00 Full price
Pedal Strike 20" Kids Bike Steel Silver/Green
17% Off Full Price

Pedal

Pedal Strike 20" Kids Bike Steel Silver/Green

Regular price $249.00 Full price
Sale price $249.00
Club price
Regular price $299.00 Full price
Pedal Chomp Steel 20" Kids Bike Lilac Night
22% Off Full Price

Pedal

Pedal Chomp Steel 20" Kids Bike Lilac Night

Regular price $279.00 Full price
Sale price $279.00
Club price
Regular price $359.00 Full price
Pedal Chomp Steel 20" Kids Bike Sulphur Spring
22% Off Full Price

Pedal

Pedal Chomp Steel 20" Kids Bike Sulphur Spring

Regular price $279.00 Full price
Sale price $279.00
Club price
Regular price $359.00 Full price
Merida Matts J20 20” Kids Mountain Bike Red/Orange/Black
21% Off Full Price

Merida

Merida Matts J20 - 20" Kids Mountain Bike Red/Orange/Black

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $479.99 Full price
Merida Matts J20 - 20" Kids Bike Mint
24% Off Full Price

Merida

Merida Matts J20 - 20" Kids Bike Mint

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $499.00 Full price
Silverback Spyke D 20” Kids Mountain Bike Metallic Blue/Lime

Silverback

Silverback Spyke D 20” Kids Mountain Bike Metallic Blue/Lime

Regular price $539.00 Full price
Sale price $539.00
Club price
Regular price $629.99 Full price
Pedal Hyena 20" Kids Bike Cobalt Chrome
31% Off Full Price

Pedal

Pedal Hyena 20" Kids Bike Cobalt Chrome

Regular price $479.00 Full price
Sale price $479.00
Club price
Regular price $699.00 Full price
Norco Charger 20" Kids Bike Olive

Norco

Norco Charger 20" Kids Bike Olive

Regular price $1,159.00 Full price
Sale price $1,159.00
Club price
Regular price $1,199.00 Full price
Pedal Strike 20" Kids Bike Aqua
17% Off Full Price

Pedal

Pedal Strike 20" Kids Bike Aqua

Regular price $249.00 Full price
Sale price $249.00
Club price
Regular price $299.00 Full price
Norco Fluid 2.2 FS Kids 20" Mountain Bike Black/Charcoal

Norco

Norco Fluid 2.2 FS Kids 20" Mountain Bike Black/Charcoal

Regular price $2,899.00 Full price
Sale price $2,899.00
Club price
Regular price $2,999.99 Full price
Pedal Chomp 20" Kids Bike Green
22% Off Full Price

Pedal

Pedal Chomp 20" Kids Bike Green

Regular price $279.00 Full price
Sale price $279.00
Club price
Regular price $359.00 Full price
Pedal Chomp 20" Kids Turquoise
22% Off Full Price

Pedal

Pedal Chomp 20" Kids Turquoise

Regular price $279.00 Full price
Sale price $279.00
Club price
Regular price $359.00 Full price
Silverback Spyke D 20” Kids Mountain Bike Vibrant Berry

Silverback

Silverback Spyke D 20” Kids Mountain Bike Vibrant Berry

Regular price $539.00 Full price
Sale price $539.00
Club price
Regular price $629.99 Full price
Marin Hidden Canyon 20" Kids Mountain Bike Silver/Blue
38% Off Full Price Clearance

Marin

Marin Hidden Canyon 20" Kids Mountain Bike Silver/Blue

Regular price $499.00 Full price
Sale price $499.00
Club price
Regular price $799.99 Full price
Pedal Bam 20" Kids Bike Purple Lilac
21% Off Full Price

Pedal

Pedal Bam 20" Kids Bike Purple Lilac

Regular price $299.00 Full price
Sale price $299.00
Club price
Regular price $379.00 Full price
Merida Matts J20 Kids Mountain Bike Orange
21% Off Full Price

Merida

Merida Matts J20 - 20" Kids Mountain Bike Orange

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $479.99 Full price
Apollo Neo 20" Kids Bike 6-Speed Brushed Alloy/Black/Orange

Apollo

Apollo Neo 20" Kids Bike 6-Speed Brushed Alloy/Black/Orange

Regular price $435.00 Full price
Sale price $435.00
Club price
Regular price $479.99 Full price
Silverback Skid 20" Kids Bike Pink

Silverback

Silverback Skid 20" Kids Bike Pink

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $439.99 Full price
Silverback Spyke 20D 20" Kids Bike Orange

Silverback

Silverback Spyke 20D 20" Kids Bike Orange

Regular price $539.00 Full price
Sale price $539.00
Club price
Regular price $629.00 Full price
Merida Matts J20 - 20" Kids Bike Black/Red
24% Off Full Price

Merida

Merida Matts J20 - 20" Kids Bike Black/Red

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $499.00 Full price
Merida Matts J20 20" Kids Mountain Bike Purple/Black

Merida

Merida Matts J20 - 20" Kids Mountain Bike Purple/Black

Regular price $827.00 Full price
Sale price $827.00
Club price
Regular price $899.00 Full price
Merida Matts J20 20” Kids Mountain Bike Blue/Dark Blue

Merida

Merida Matts J20 - 20" Kids Mountain Bike Blue/Dark Blue

Regular price $827.00 Full price
Sale price $827.00
Club price
Regular price $899.00 Full price
Merida Matts J20+ 20" Kids Bike Fall Green/Red

Merida

Merida Matts J20 Plus - 20" Rigid Fork Kids Bike Fall Green/Red

Regular price $799.00 Full price
Sale price $799.00
Club price
Regular price $899.00 Full price
Merida Matts J20+ 20" Kids Bike Matte Mint/Purple

Merida

Merida Matts J20 Plus - 20" Rigid Fork Kids Bike Matte Mint/Purple

Regular price $799.00 Full price
Sale price $799.00
Club price
Regular price $899.00 Full price
Silverback Skid 20" Kids Bike Blue

Silverback

Silverback Skid 20" Kids Bike Blue

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $439.99 Full price
Pedal Bam 20" Kids Bike Blue/Black
21% Off Full Price

Pedal

Pedal Bam 20" Kids Bike Blue/Black

Regular price $299.00 Full price
Sale price $299.00
Club price
Regular price $379.00 Full price
Merida Matts J20+ 20" Kids Mountain Bike Blue/Dark Blue

Merida

Merida Matts J20 Plus - 20" Rigid Fork Kids Mountain Bike Blue/Dark Blue

Regular price $799.00 Full price
Sale price $799.00
Club price
Regular price $899.00 Full price
Silverback Skid 20" Kids Bike Red

Silverback

Silverback Skid 20" Kids Bike Red

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $439.99 Full price
Silverback Skid 20" Kids Bike Teal

Silverback

Silverback Skid 20" Kids Bike Teal

Regular price $379.00 Full price
Sale price $379.00
Club price
Regular price $439.99 Full price

Find Your Size

Step 1: Measure your height

  • Take off your shoes
  • Stand with your back straight against a wall
  • Balance a book on your head to mark your height on the wall
  • Measure your height by the distance from the floor to the mark
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Find Your Size

Step 2: Adjust your inseam

  • Based on your height, we’ve calculated a starting point.
  • You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
  • Inseam typically falls with 5cm of the average.
cm

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As the name suggests, 20 inch bikes are equipped with wheels that are 20 inches in diameter. These smaller 20 inch bike wheels ensure easy handling for kids whilst they learn to ride and build up their riding confidence. These bikes are generally suitable for children between the ages of 7 to 9, or approximately 108cm - 129cm tall. These bikes are most commonly of the mountain bike style or BMX bike style. If you’re unsure about what size bike will suit your child, your best option is to visit your local 99 Bikes location for a professional bike fit.

Unlike the 12 and 16 inch kids bikes, 20 inch kids bikes do not typically come with training wheels, although these can be purchased separately for most 20 inch bikes. 20 Inch bikes are the smallest size of bike models that begins to see typical adult bike features with gears and front suspension common in kids mountain bikes. Single shift gears are the most common as they're uncomplicated and a great introduction to the basic's of the system for kids.Boys and girls 20 inch bikes come with many similar features, with different features being frame design and colours. Girls 20 inch bikes more often than not feature a frame design with a slight bend or slope in the top tube to increase comfort and mounting confidence. Boys 20 inch bikes will feature a straighter top tube frame geometry for added strength and a more sporty look.

Shop the best 20 inch kids bikes for your kids from quality brands like Apollo, Radius, Rocket, Merida, and more. You can be sure you're buying the best 20 inch kids bike at the best price with our Perfect Ride Guarantee backed up by our Best Price Guarantee. Shop online with click & collect, and in store at your local 99 Bikes in Auckland & Christchurch today.