GT Siren 20in


If you’ve got the kind of kids who just can’t seem to stay clean, maybe it’s time to get them pedaling through the dirt right alongside you. The multispeed Stomper mountain line will get them out on the trails and riding confidently, with a LegitFit kids’ sizing based around Schwinn’s proven SmartStart idea that has them starting faster and pedaling easier

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SKU: GTG55707F20OS Category: Tags: ,

Created using GT’s Legal Fit System, the Grunge specifically caters for growing bodies. The Legal Fit system allows GT to build bikes that cater for proper gearing and body positioning without compromising on performance. Now there’s no need to ‘grow into a bike’.

GT Legit Fit System: Better Positioning, Faster Starting and Easier Pedaling
GT Designed Alloy Frame
Rear Coaster Brake
FRAME 20″ GT Legit Fit Design, Alloy
FORK GT Hi-Ten Steel, 1″ Threaded Steerer
CRANKSET Forged One-Piece Type, 127mm, 32T
BB Steel, Ball type
PEDALS Jr. BMX design, resin
REAR COGS 16T Coaster
CHAIN KMC Z410A, 1/2″ x 1/8″
RIMS Alloy, 28 Hole
TIRES 20 x 1.95″
HUBS Steel, 28 Hole (F) 3/8″ Axle, (R) Coaster
BRAKES (R) Coaster
HANDLEBAR Steel 580mm width x 176mm rise
STEM 2-Bolt Alloy Top, Steel Quill
GRIPS 120mm closed end
HEADSET Steel, 1″
SADDLE GT 1-piece
SEAT CLAMP Single Bolt


GT Bikes

GT Bicycles for Novocastrians "From GT’s namesake Gary Turner designing one of the first BMX race bikes in 1972 to our modern carbon fiber creations that redefine fast-as-hell, we’ve built a long legacy of racing and winning, yet never taking ourselves too seriously. As a company, we’re 44 going on 18. And we wouldn’t have it any other way." - GT Bicycles GT provides a holistic range of bicycles, with our shop primarily focusing on MTB's and Hybrids. At affordable price points, there is a bicycle for everyone with GT. Cruise along the harbour of Newcastle or the shores of Lake Macquarie onboard a new GT Bicycle from CFN. We'll even throw in a FREE Bicycle Service in the first 6 months for you. Whether you are just getting into cycling or aim to take your riding to the next level, hop onboard a GT and be amazed. 29ers, Hardtail 27.5's and Hybrids - We have them! Come in-store and try out our wide range of Felt Bicycles - from Road Bikes to Mountain Bikes, CFN has you covered!

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