GT MACH ONE EXPERT 2007 VS GT BUMP 2009 specs comparison
GT Mach One Expert
General Infos| Model | Mach One Expert |
| Manufacturer | GT |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
- Brilliant Lime -Brilliant Blue |
| Sizes |
- 20 wheel (inches) |
| Sizes |
- 20 wheel (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) GT Brody Knob |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 317A Levers Tektro Alloy V-type Rear Brakes |
| Hubs for disc brakes | Steel |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge |
Frame and Body Specs
| Frame materials | Hi-Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Hi-Ten |
| Handlebar extender | Optional |
| Handlebar stem details | Aluminum |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Ball Type Steel |
| Crankset parts and sizes | 36 Teeth Forged One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
GT Mach One Expert Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Steel |
| Fork type | GT BMX |
Other Specs of GT Mach One Expert
| Component group sets | BMX Mix |
| Pedals details | Resin Jr. BMX Design |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | 22.2 (millimeters) Diameter Steel |
GT Bump
General Infos| Model | Bump |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Purple -Light Green |
| 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 Specs
| 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 Specifications
| 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 |
| Pedals details | GT Dirt and Street Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT Slim |
| Seat post extension | Aluminum Micro-adjust Double Bolt |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach One Expert bike manual
- Find All parts, tires and accessories of GT Mach One Expert BMX here
- Get your GT Bump manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Bump BMX here