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The Stomper series by GT is optimised for children entering the world of mountain biking.

The Stomper series by GT is optimised for children entering the world of mountain biking.


Gt Stomper Ace 20 inch Wheel - Aqua

Click & Collect for Free

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or dispatch to you — it often never even hits the stock room shelves!


With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for dispatch to you or collection via Click & Collect on the Undetermined

Hassle free returns

Returns: We hope everything arrives to you as expected.  If a order(s) is broken or spoiled when it is delivered then you should notify us as soon as possible or in any case within 7 days of delivery, otherwise the returns policy becomes invalid. 

You will have the option of returning the whole order or just the affected items. Please notify us by email on or by calling the shop on 0161 428 3311 & include pictures of the damaged box/packet & product and we will deal with it quickly.

Please return using a signed for delivery service like Royal Mail or a Courier that requires a signature on receipt by one of our staff.

For purchased in store products, returns, refunds or exchanges are only available in store using the same payment method as purchase.

All refunds under this returns policy will be paid within 2/5 days of us receiving the merchandise at the shop in it's original packaging to prevent any further damage.

Gt Stomper Ace 20 inch Wheel - Aqua Information

Season : 2020

Brand : Gt

Code : G54400U10OS

Pushing pedals for the first time as a kid sets you up for a lifetime of cycling memories, so to make that experience the best it can be, GT have created their Stomper series. Utilising their LegitFit system, the Stomper Ace 20" gives the finest possible size, positioning and mechanics available on a child-sized mountain bike.

Better Design, Better Experience

Built around a 20” GT LegitFit Design, Alloy frame with Replaceable Hanger, this Stomper Ace model ensures improved geometry, simpler pedalling and better positioning. Kitted out with double wall rims with Machined Sidewall, 28h , Kenda Small Block Eight 20 x 2.10” tyres and a Shimano FW, 14-28, 7-Speed cassette, there's plenty of quality and reliability in the build and workings of this brilliant kids bike.

Technical Information
Frame 20" GT LegitFit Design, Alloy w/ Replaceable Hanger
Fork GT Hi-Ten Steel, 1-1/8" Threadless Steerer
Rear Shock N/A
Rims double wall, w/ Machined Sidewall, 28h
Hubs Alloy front QR, Freewheel rear QR
Spokes Stainless Steel, 14g
Tires Kenda Small Block Eight, 20 x 2.10"
Pedals GT BMX Flat Pedal, Resin
Crank Prowheel w/ Double Guard, 110mm, 30T
Bottom Bracket Cartridge Sealed
Chain KMC Z50, 7-speed
Rear Cogs Shimano FW, 14-28, 7-Speed
Front Derailleur N/A
Rear Derailleur Shimano Tourney
Shifters Shimano Revo Twist Shifter For Small Hands, SL-RS36, 1x7
Handlebar Alloy Riser bar, 30mm rise, 580mm
Grips GT MTB
Stem Alloy Ahead, 30mm
Headset 1 1/8" Ahead
Brakes Alloy Linear Pull
Brake Levers Tektro 3-Finger, Linear Pull
Saddle GT MTB
Seatpost Alloy Micro Adjust


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