GT THUMPER 2004 VS K2 PICK 1999 specs comparison
GT Thumper
General Infos| Model | Thumper |
| Manufacturer | GT |
| Year of production | 2004 |
| Current price | Check price Here ==> |
| Color choice |
-Blue |
| Sizes |
- One |
| Sizes |
- One |
Wheels And Breaking System
| Bike front tire | Rear: 20 X 2.10 (inches) GT LP-4 Front: 20 X 2.20 (inches) GT 1453 |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 273A Rear Levers Tektro FX-11 U-brake Rear Brakes |
| Hubs for disc brakes | 14 (millimeters) Axle Aluminum |
| Rims manufacturer | 36-hole Alex DX-2418 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | GT Piston |
| Headset size | 1 1/8 (inches) Threadless Tien Hsin With SST Oryg |
Gearing Specifications
| Bicycle chain | 1/2 X 3/16 (inches) KMC Z510H |
| Bottom bracket shell width | American |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 39 Teeth GT 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 14 Teeth 1-speed |
GT Thumper Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | GT |
Other Specs of GT Thumper
| Component group sets | Not Available |
| Pedals details | GT BMX Design Aluminum |
| Rear shock absorber | Not Available |
| Saddle seat | GT Launch Pad |
| Seat post extension | Steel Micro-adjust |
K2 Pick
General Infos| Model | Pick |
| Manufacturer | K2 |
| Year of production | 1999 |
| Current price | Check price Here ==> |
| Color choice |
-Chrome-Plated |
| Sizes |
- Standard size for everyone |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) Cheng Shin C-1213N |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe 120 Levers Dia-Compe Bulldog Front and Dia-Compe AD 990 Rear Brakes |
| Hubs for disc brakes | Rear: King Kong 218 Front: King Kong 210 |
| Rims manufacturer | 48-hole Alex MX-22 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge UCP |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Leadtec |
| Handlebar extender | Optional |
| Handlebar stem details | HL MX-420-8 |
| Headset size | 1 1/8 (inches) Threadless Cane Creek SB |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z-410 H |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Alico Sealed |
| Crankset parts and sizes | 44 Teeth Alico 3-piece Chromoly 175 (millimeters) |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
K2 Pick Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Akisu |
Other Specs of K2 Pick
| Component group sets | Not Available |
| Pedals details | Wellgo LU-987 |
| Rear shock absorber | Not Available |
| Saddle seat | Viscount 2984 |
| Seat post extension | 25.4 (millimeters) Diameter HL SP-38 |
Related Bike comparison
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Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Thumper bike manual
- Find All parts, tires and accessories of GT Thumper Freestyle here
- Get your K2 Pick manual book version yo know further about this bike
- Saddles, tires And mechanical parts for K2 Pick Freestyle here