GT BUMP 2001 VS Diamondback JOKER 1998 specs comparison
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice | - Raven Black-Galaxie Silver |
| Sizes | - Pro |
| Sizes | - Pro |
Wheels And Breaking System
| Bike front tire | 20 X 2.10 (inches) GT LP-III |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 217A Rear LeversTektro FX-10 Rear Brakes |
| Hubs for disc brakes | GT Mohawk |
| Rims manufacturer | 48-holeAlex AL-MX22 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14g |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | GT Freestyle |
| Handlebar extender | Optional |
| Handlebar stem details | GT Johnson |
| Headset size | 1 1/8 (inches) Threadless Tange Seiki STE |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 TeethGT 3-piece Chromoly |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownChromoly |
| Fork type | GT |
Other Specs of GT Bump
| Component group sets | Not Available |
| Pedals details | GT Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT |
| Seat post extension | GT Aluminum Micro-adjust |
Diamondback Joker
General Infos| Model | Joker |
| Manufacturer | Diamondback |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice | -Flat grey with chrome-plated fork |
| Sizes | - Boys |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Freestyle |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Chang Star 257A LeversDia-Compe Bulldog Brakes |
| Hubs for disc brakes | NuttedKing Kong Steel |
| Rims manufacturer | 48-holeKin Lin RT-6n |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight GaugeShuhn Lih Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Diamondback Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Diamondback Aluminum |
| Headset size | 1 (inches) YST Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches)KMC 410A |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | YST BB 621 |
| Crankset parts and sizes | 44 TeethDiamondback |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth1-speed |
Diamondback Joker Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownHi-tensile Steel |
| Fork type | Diamondback |
Other Specs of Diamondback Joker
| Component group sets | Not Available |
| Pedals details | ResinPlatform |
| Rear shock absorber | Not Available |
| Saddle seat | Diamondback Freestyle |
| Seat post extension | 25.4 (millimeters) DiameterCC SP-26 |
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 Bump bike manual
- Find All parts, tires and accessories of GT Bump Freestyle here
- Get your Diamondback Joker manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Joker Freestyle here