GT MACH 1 2003 VS Eastern Bikes THUNDERBIRD 2008 specs comparison
GT Mach 1
General Infos| Model | Mach 1 |
| Manufacturer | GT |
| Year of production | 2003 |
| Current price | Check price Here ==> |
| Color choice |
- Metallic Silver -Chrom Red |
| Sizes |
- Junior |
| Sizes |
- Junior |
Wheels And Breaking System
| Bike front tire | 16 X 2.125 (inches) BMX Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 16 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Shimano Coaster Brake Nutted Front: Steel |
| Rims manufacturer | 28-hole Steel |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | Threaded 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC 410 |
| Bottom bracket shell width | American |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 36 Teeth Steel One-piece |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
GT Mach 1 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | GT |
Other Specs of GT Mach 1
| Component group sets | Not Available |
| Pedals details | BMX |
| Rear shock absorber | Not Available |
| Saddle seat | GT Jr. BMX |
| Seat post extension | 22.2 (millimeters) Diameter Chromoly |
Eastern Bikes Thunderbird
General Infos| Model | Thunderbird |
| Manufacturer | Eastern Bikes |
| Year of production | 2008 |
| Current price | Check price Here ==> |
| Color choice |
- Black -Blue |
| Sizes |
- 21.5 TT (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Kenda NPJ 1052 Front: 26 X 2.35 (inches) Kenda Small Block Eight |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro ML-570 Rear Levers Tektro Aquila Mechanical Disc Rear Brakes |
| Hubs for disc brakes | Rear: Eastern LB9 Front: Eastern Sealed 20 (millimeters) Disc |
| Rims manufacturer | 32-hole Rear: Kinlin BM25 Front: Wienmann HL32 |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Eastern Steel 2.0t |
| Handlebar extender | Optional |
| Handlebar stem details | Eastern Choker |
| Headset size | 1 1/8 (inches) Internal |
Gearing Specifications
| Bicycle chain | KMC 510HX |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Spanish |
| Crankset parts and sizes | Eastern Medusa Lite 25t Teeth Eastern 3pc Raptor |
| Gear shift levers | Not Available |
| Rear gear set | 12 Teeth 1-speed |
Eastern Bikes Thunderbird Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single Crown Magnesium and cr-mo |
| Fork type | 80 (millimeters) Travel RST Space Free |
Other Specs of Eastern Bikes Thunderbird
| Component group sets | Mountain Mix |
| Pedals details | Wellgo 313 |
| Rear shock absorber | Not Available |
| Saddle seat | Eastern Pinner |
| Seat post extension | Straight Post |
Useful links and guides ....
- To know more about this exacte bike, GT provided us with the latest version of its Mach 1 bike manual
- Find All parts, tires and accessories of GT Mach 1 BMX here
- Get your Eastern Bikes Thunderbird manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Eastern Bikes Thunderbird BMX here