GT Bump 2009 Technical specs and features
| Brand | GT |
| Model | Bump |
| First production | 2009 |
| Bike category | BMX |
| Bike sub-category | BMX |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | GT Bump Parts |
| Available Sizes | - 21.1 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 2.10 (inches) Kenda Kiniption Front: 20 X 2.125 (inches) Kenda K-Rad |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 274A Rear Levers Tektro 907A U-brake Rear Brakes |
| Hubs for disc brakes | Rear: GT Sealed Cassette Front: GT Aluminum Sealed |
| Rims manufacturer | 32-hole and 36-hole Alienation PBR |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. Stainless |
Frame and Body Specifications
| Frame materials | Chromoly Main Triangle |
| Frame type | TIG-welded |
| Handlebar construction | GT Dirt and street Cr-mo |
| Handlebar extender | Optional |
| Handlebar stem details | GT FS Design |
| Headset size | 1 1/8 (inches) Tange Seiki Fatty 22 |
Gearing Specs
| Bicycle chain | KMC Z510 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid BB |
| Crankset parts and sizes | 33 Teeth GT Tubular Cr-Mo 3pc. |
| Gear shift levers | Not Available |
| Rear gear set | 12 Teeth 1-speed |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT Dirt and Street |
Other Specs of GT Bump
| Component group sets | BMX |
| Available colors | - Light Green - Purple |
| Weight | Unspecified |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Slim |
| Seat post extension | Aluminum Micro-adjust Double Bolt |
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GT produced the Bump bike in 2009 and can be classified as a BMX bicycle, this exact model costs in american market arround $399.99.
GT BMX Bump can be found in a few colors, among these colors Light Green and Purple .
This bike is equiped with Front: 20 x 2.125" Kenda K-Rad tires and Stainless spoke wheel while the rims are manufactured by Alienation PBR, 32-hole/36-hole. GT equiped this exact model with Tektro 907A U-brake rear brakes, Tektro 274A rear levers braking system and Front: GT aluminum sealed, Rear: GT sealed cassette hubs.
To guarantee the comfiest ride GT used Chromoly main triangle material for the frame. GT dirt/street Cr-mo high strength material is used on the handlebar of this Bump to ensure the perfect handling while the stems are made of GT FS design.
For the smoothest biking experience GT Tubular Cr-Mo 3pc., 33 teeth is used on this bicycle linked to KMC Z510 chain that is easily replaceable as stated by GT.
