Trek SUB-HEAD 1998 VS GT MACH ONE EXPERT 2009 specs comparison
Trek Sub-Head
General Infos| Model | Sub-Head |
| Manufacturer | Trek |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
- Tidal Blue -Sky Blue |
| Sizes |
- Pro |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) Kenda K-50 Comp III Type |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | 281 DT Levers VB-887 Rear Brakes |
| Hubs for disc brakes | Nutted Kung Ten Aluminum |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Trek |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) Taya 410 |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 44 Teeth 1-piece Steel |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Trek Sub-Head Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Trek |
Other Specs of Trek Sub-Head
| Component group sets | Not Available |
| Pedals details | Aluminum Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Trek |
| Seat post extension | 25.4 (millimeters) Diameter Micro-adjust |
GT Mach One Expert
General Infos| Model | Mach One Expert |
| Manufacturer | GT |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Black -Royal |
| Sizes |
- 18 TT (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 1.75 (inches) GT Wing Design |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Tektro 317A Rear Levers Coast Brake and Alloy Linear Pull Rear Brakes |
| Hubs for disc brakes | Steel |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Brass |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Not Available |
| Frame type | TIG-welded |
| Handlebar construction | GT BMX Hi-ten |
| Handlebar extender | Optional |
| Handlebar stem details | GT Aluminum |
| Headset size | 1 1/8 (inches) VP A74F HD |
Gearing Specifications
| Bicycle chain | KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket 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 |
| Fork type | GT BMX |
Other Specs of GT Mach One Expert
| Component group sets | BMX |
| Pedals details | Jr Resin Platform |
| Rear shock absorber | Not Available |
| Saddle seat | GT BMX Pro Lite |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Sub-Head bike manual
- Find All parts, tires and accessories of Trek Sub-Head BMX here
- Get your GT Mach One Expert manual book version yo know further about this bike
- Saddles, tires And mechanical parts for GT Mach One Expert BMX here