2019 GT Speed Series Junior BMX Race Bike

Get your head in the game and your mind on the track with the new GT Speed Series BMX Bikes. The stiff lightweight frame features a race ready geometry and quick change dropouts so you are prepared for every condition thrown your way on race day.


  • Frame: GT Speed Series MK7 Junior Race Design, 6061-T6 AL, Alloy Formed and Butted Speed Metal Tubes, Reverse Dropouts, Euro BB, 1" Integrated H/T.

  • Fork: GT BMX Expert Race, 100% Cr-Mo 1-1/8" Steerer, 25.4x2.2mm Blades, 312mm A/C, 3/8" Dropouts.

  • Crank: GT Forged Alloy 2-Piece, 135mm Arms, 24mm Hollow Alloy Spindle, 36T AL CNC Chain Ring, AL Chain Ring Bolts.

  • Bottom Bracket: EB24 Sealed Bearing.

  • Chain: KMC Z1 1/2" x 3/32".

  • Pedals: GT Mini Size Platform.

  • Rims: Speed Series Aero double wall 32 hole.

  • Hubs: Front - GT Speed Series front, Alloy CNC Body, Sealed Bearings, 3/8" Female Allen Bolts with aluminium Washers. Rear - GT Speed Series Cassette rear, Alloy CNC body, 5 Sealed Bearings, 3 pawl Cassette, 3/8" Female Allen Bolts with aluminium Washers.

  • Tyres: Kenda Kompact Pro Race 20 x 1-1/8".

  • Brakes: Promax MV-87, 85mm Cold Forged AL Arms, Mini V-Type.

  • Brake Lever: Promax XL-91 V-Type AL 2 Finger Lever with Reach Adjust.

  • Bars: GT Speed Alloy 4"H x 24"W, 8° sweep, 2° Up, Taper Cross Bar.

  • Stem: GT Top Load, Cold Forged 1", 40mm Length.

  • Grips: GT Statement.

  • Headset: 1" Integrated Design, 45X45 Degree Sealed Bearings.

  • Seat: BOX Echelon.

  • Seat Post: Aluminium Integrated with Saddle, 22.2 x 135mm.

  • Extras: GT 6061 Aluminium CNC Chain Tensioners.


  •  Top Tube Length: 18.30"
  • Chainstay Length: 13.19"
  • Wheelbase: 33.6".
  • Head Tube Angle: 73º.
  • Seat Tube Angle: 70º.

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