Shipping Info

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Note: Bikes picked up in-store will be assembled and ready to ride.


Item #: 333086985

A low-maintenance, technique driven bike for riders looking to improve their freestyle skills. Fit in and look the part during any session with a bike that looks like the pros’…and without putting a hurt on your wallet. The 2020 GT Slammer is durable enough to take the abuse common while you dial in your moves. Whether your’re just getting on your first BMX bike or you’re looking for an upgrade for all your park sessions, look no further than the GT Slammer.


  • GT FS Design fork, Hi-Ten 2pc. Steerer & Tapered Legs
  • Innova tires/ Alloy Single Wall rims
  • GT Power Series Cr-Mo 3pc. Cranks
  • GT Low Profile FS pedals keep you in control
  • GT Pivotal Padded saddle 


  • Frame: GT FS Design, Hi-Ten Steel Tubes, DT Gusset, American BB, Seat Stay Mounted U-Brake, External 1-1/8" H/T, w/ Removable Rotor Tabs, Odyssey Springfield Brake compatible
  • Rear Shock: N/A
  • Fork: GT FS Design, Hi-Ten 2pc. Steerer & Tapered Legs, 31mm Offset, 3/8" Axle Dropouts
  • Internal Cable Routing: No
  • Rear Derailleur: N/A
  • Front Derailleur: N/A
  • Shifters: N/A
  • Cog Set:  9T Sealed 1pc. Driver
  • Chain: KMC S1
  • Crankset:GT Power Series Cr-Mo 3pc., 170mm Arms, 19mm x 8T Cr-Mo Spindle, GT 25T Steel Chainwheel
  • Bottom Bracket: American Loose Ball Bearing
  • Front Brake: N/A
  • Rear Brake: SST ORYG Detangler, Aluminum U-Brake w/ Soft Compound Pad
  • Brake Levers: Alloy
  • Headset: 1-1/8" Threadless, Steel
  • Seatpost: Alloy, 25.4mm x 200mm
  • Handlebar: GT Freestyle 2pc., Steel, 8.375"H x 28"W, 3°Up, 11° Back
  • Stem: GT Top Load, 1-1/8", Cold Forged Cap, 32mm Rise, 40mm
  • Saddle: Railed
  • Pedals: GT Low Profile FS Platform Design, PP Material, Boron Axle
  • Grips: GT Super Soft 155mm Single Compound w/ GT removable plug
  • Rims: Alloy Single Wall, 36h
  • Front Tire: INNOVA 20 x 2.3"
  • Rear Tire: INNOVA 20 x 2.2"
  • Tubeless Ready: No
  • Front Hub: Steel Body, Loose Ball 3/8" x 150mm Heat Treated Axle, 36h, 15mm Nut
  • Rear Hub: Alloy Body, 1 Loose Ball, 4 Sealed Bearing 14mm x 165mm Axle, 9T Cassette, 36h, 17mm Nut
  • Top Tube: 20.0
  • Seat Tube: 9.4
  • Head Tube Angle: 75.0°
  • Seat Tube Angle: 71.0°
  • Chainstay Length:13.2 
  • Bottom Bracket Drop: 1.8
  • Head Tube Length: 4.0
  • Wheelbase: 34.9


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