Bicycle Archive · Specification reportBicycle Archive · Specification report2009 GT Slammer · 2011 GT Slammer
| Specification | 2009 GT Slammer | 2011 GT Slammer |
|---|---|---|
| Overview | ||
| Model year | 2009 | 2011 |
| Brand | GT | GT |
| Model | Slammer | Slammer |
| Bicycle type | BMX | BMX |
| Archive ID | 18798 | 25115 |
| Original MSRP | $259.99 | — |
| Colors | Brown/Yellow | White, yellow |
| Sizes | 19.5" TT | — |
| Frameset | ||
| Frame construction | TIG-welded | Steel |
| Frame material | High Tensile Steel | Steel |
| Fork | GT Freestyle | GT Freestyle |
| Fork material | High-tensile steel, unicrown crown | — |
| Rear shock | N/A | N/A |
| Drivetrain | ||
| Component group | BMX | BMX Mix |
| Shifters | N/A | — |
| Front derailleur | N/A | — |
| Rear derailleur | N/A | — |
| Crankset | Steel One Piece, 36 teeth | Forged steel, 33T teeth |
| Bottom bracket | Steel | Loose ball |
| Cassette | Freewheel | Dnp |
| Rear cogs | 1-speed, 14 teeth | 13 teeth |
| Chain | KMC Z510 | KMC Z510 |
| Pedals | GT Jump design, resin | GT Jump design |
| Brakes | ||
| Brakes | Tektro 907 U-brake brakes, Tektro 289A levers | Rush 900D front/Rush 933D rear brakes, Tektro 289A levers |
| Cockpit & contact points | ||
| Headset | 1 1/8" TH | 1 1/8" Threadless |
| Handlebar | GT dirt/street Hi-Ten | GT dirt/street steel |
| Handlebar extensions | Not included | Not included |
| Stem | GT Freestyle aluminum | GT freestyle drop |
| Saddle | GT freestyle | GT Slim Mini Street |
| Seatpost | Steel, 25.4mm diameter | Steel, 25.4mm diameter |
| Wheels & tires | ||
| Hubs | Steel 14mm axle | Steel |
| Rims | Alex G303, 48-hole | Alex G303, 32-hole/36-hole |
| Spokes | 14ga. (2.0mm) | 14ga. (2.0mm) |
| Spoke nipples | Brass | Brass |
| Front tire | 20 x 2.10" GT Air Bags | 20 x 2.1" GT Air Bags |
| Wheel size | 20" wheels | 20" wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 11, 2026.