GT BUMP 2006 VS Firmstrong HARTSOOK 2013 specs comparison
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2006 |
| Current price | Check price Here ==> |
| Color choice |
- Pink -RootBeer Brown |
| Sizes |
- 20 wheel (inches) |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) GT LP-IV Front: 26 X 2.20 (inches) GT-1453 |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | 274A 907AD Tektro Aluminum Levers Dual Anchor Bolts Forged Aluminum U-brake Rear Brakes Alloy Side-pull Caliper Front and Tektro |
| Hubs for disc brakes | 14 (millimeters) Cr-Mo Axle 3/8 (inches) Cr-Mo Axle 36 H 36 Ho Rear: '05 GT Branded Aluminum Body Aluminum Body Sealed Mech. Bearings Sealed Mech. Bearins Front: '05 GT Branded |
| Rims manufacturer | 30 (millimeters) Width 36 Hole 36-hole Aluminum Alex G22 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | 3-tube Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | 7 (inches) Rise Cr-mo GT Dirt and street Bend |
| Handlebar extender | Not Available |
| Handlebar stem details | Cold Forged Aluminum GT Johnson III Design |
| Headset size | Extra Deep Cup Engagement 1 1/8 (inches) Tange Seiki FATTY 22 |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | 36 Teeth GT Tubular Cr-Mo 3pc |
| Gear shift levers | Not Available |
| Rear gear set | 13 Teeth 1-speed |
GT Bump Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Chromoly |
| Fork type | '05 GT Dirt Jump Design |
Other Specs of GT Bump
| Component group sets | BMX |
| Pedals details | Aluminum Body Cr-mo Alxe '05 GT Dirt and Street Platform Design |
| Rear shock absorber | Not Available |
| Saddle seat | 9 (millimeters) Rails GT (inches)Star 19 (inches) Two Piece Design |
| Seat post extension | Aluminum Double Bolt Micro Adjust |
Firmstrong Hartsook
General Infos| Model | Hartsook |
| Manufacturer | Firmstrong |
| Year of production | 2013 |
| Current price | Check price Here ==> |
| Color choice |
- Blue -Black |
| Sizes |
- 10 (inches) |
Wheels And Breaking System
| Bike front tire | Kenda 20x1.95 |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Alloy U Brake |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | Unavailable Wheelset |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | High-Tensile Steel |
| Frame type | Not Available |
| Handlebar construction | Steel BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Alloy |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | Unavailable Chain |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Unavailable Bottom Bracket |
| Crankset parts and sizes | Steel |
| Gear shift levers | Unavailable Shifters |
| Rear gear set | 1x1 Speeds |
Firmstrong Hartsook Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | Unavailable Rear Derailleur |
| Fork material | Not Available |
| Fork type | Hi-Tensile Steel |
Other Specs of Firmstrong Hartsook
| Component group sets | Not Available |
| Pedals details | Resin Body |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Freestyle |
| Seat post extension | Unavailable Seatpost |
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 BMX here
- Get your Firmstrong Hartsook manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Firmstrong Hartsook BMX here