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Item #: 332484720

Designed specifically for those first trail rides, the GT Stomper Max 20 Junior Mountain Bike 2018 - Mustang boosts Schwinn SmartStart technology for easy pedaling. The LegitFit frame is engineered to keep kids comfortable on rough terrain.


  • GT LegitFit frame lets you customize the size to fit your growing child
  • SR Suntour XCR32 Air fork excels on smooth trails and during uphill climbs
  • Kenda Small Block Eight tyres on double wall rims are ready for the wear and tear of mountain trails
  • Tektro HD-M286 Hydraulic Disc brakes provide more stopping power than mechanical brakes for safer trail riding
  • 9-speed drivetrain keeps kids in control
  • GT BMX Flat resin pedals are simple for kids to use and highly durable
  • GT MTB saddle ensures that kids stay comfortable on the trail


  • Frame: 20" GT LegitFit Design, Alloy w/ Replaceable Hanger (Sizes: One Size)
  • Fork: GT Cromoly Steel, 1-1/8" Threadless Steerer
  • Rims: Double Wall, w/ Machined Sidewall, 28H Tires: Kenda Small Block Eight, Folding bead, 20 x 2.10" (F/R)
  • Shifters: Shimano SL-M310, Rapid Fire
  • Rear Derailleur: Shimano Acera, RD-M360
  • Crank: Prowheel w/ Double Guard, 30T, 110mm
  • Cog Set: Sunrace 8-Speed, 11-34T Cassette
  • Chain: KMC Z50
  • Handlebar: Alloy 580mm width x 30mm rise
  • Stem: Alloy Ahead, 30mm
  • Saddle: GT MTB
  • Seatpost: Alloy Micro Adjust Seat Clamp: Quick Release
  • Brakes: (F) Alloy Linear Pull, (R) Alloy Linear Pull / Brake Levers: Tektro 3-Finger, Linear Pull
  • Pedals: GT BMX Flat Pedal, Resin
  • Grips: GT MTB
  • Hubs: (F) Alloy QR, 28H, (R) Alloy Cassette QR, 28H / Bottom Bracket: Cartridge Sealed
  • Vendor Style Number: G55627U70OS


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