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GT Speed Series Expert

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About This Product: GT Speed Series Expert

The GT 2018 Speed Series is the best way to get your head in the game and your mind on the track with the new lineup of bikes and frames. The lightest aluminum race frame on the market features a race-ready geometry and quick-change dropouts so you are prepared for every condition the day throws your way.


  • Top Tube: 19.5"
  • Chainstay: 13.62"
  • BB Height: 11"
  • Head Angle: 73°
  • Seat Angle: 70°
  • Frame: GT Speed Series MK7 Junior Race Design, 6061-T6 AL, alloy formed & butted speed metal tubes, reverse dropouts, euro bb, 1 1/8" integrated headtube
  • Fork: Box XL Pro carbon 10mm
  • Rims: Speed Series Aero Double Wall, 28H
  • Hubs: GT Mohawk alloy CNC body, sealed bearing, 3/8" female bolts front, GT Mohawk cassette, alloy CNC body, 4 sealed bearing, 4 pawl, 3/8" female bolt rear
  • Spokes: 14g
  • Tires: Tioga Power Block 20x1 3/8, Tioga Power Block 20x1 1/8
  • Pedals: GT mini platform, pp material
  • Crank: GT forged alloy 2-pc, 165mm arms, 24mm hollow alloy spindle, 39T AL CNC chainring, AL chainring bolts
  • Bottom Bracket: Sealed EB24
  • Chain: KMC Z610
  • Handlebar: GT Speed alloy 4" rise, 24" width, 8° backsweep, 2° upsweep, tapered cross bar
  • Grips: GT Statement
  • Stem: GT topload cold-forged 1", 40mm
  • Headset: 1 1/8" tapered integrated design, 45x45 sealed bearings
  • Brakes: Promax MV-87, 85mm cold-forged arms, mini v-brake
  • Brake Lever: Promax XL-91 V-type AL 2 finger lever with reach adjust
  • Seat: Box Echelon
  • Seat Post: Integrated with seat, 22.2x135mm
  • Other: GT 6061 AL CNC chain tensioners

Complete Bike specifications and components may differ from photos and description. Manufacturers reserve the right to make changes and/or substitutions due to parts availability, production requirements and ongoing development decisions.

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