Specialized HOTROCK 12 GIRLS 2009 VS Trek JET 20 S 2015 specs comparison
Specialized Hotrock 12 Girls
General Infos| Model | Hotrock 12 Girls |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss Purple -Gloss Pink |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 12 X 2.125 (inches) Specialized |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Rear |
| Hubs for disc brakes | Rear: Joy Tech Steel Nutted Coaster Front: Joy Tech Steel Nutted |
| Rims manufacturer | 16-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. UCP |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy Quill |
| Headset size | 1 (inches) Threaded |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Loose Ball |
| Crankset parts and sizes | 28 Teeth Heat Treated Hi-Ten |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Specialized Hotrock 12 Girls Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown A1 Premium Aluminum and Hi-Ten |
| Fork type | Specialized |
Other Specs of Specialized Hotrock 12 Girls
| Component group sets | Juvenile Mix |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Kid's |
| Seat post extension | 22.2 (millimeters) Diameter Integrated Steel Post |
Trek Jet 20 S
General Infos| Model | Jet 20 S |
| Manufacturer | Trek |
| Year of production | 2015 |
| Current price | Check price Here ==> |
| Color choice |
-Trek Black and Viper Red |
| Sizes |
- 20 Dialed frame size (inches) |
Wheels And Breaking System
| Bike front tire | Bontrager Dialed 20x1.8 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 20 |
| Brakeset type | Dialed Alloy Levers Alloy Linear-pull Brakes |
| Hubs for disc brakes | Coaster Brake Steel |
| Rims manufacturer | 20 (inches) 28-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Steel |
| Frame type | High Tensile Steel 20 (inches) Dialed Frame Size |
| Handlebar construction | Dialed 20 (inches) Size |
| Handlebar extender | Not Available |
| Handlebar stem details | 2-bolt Alloy And Steel |
| Headset size | Adjustable Ball Bearing |
Gearing Specifications
| Bicycle chain | Clarks C410 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 32T Dialed 4.5 (inches) Length |
| Gear shift levers | Not Available |
| Rear gear set | Not Available |
Trek Jet 20 S Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | High Tensile Steel |
| Fork type | High Tensile Steel Dialed 20 (inches) |
Other Specs of Trek Jet 20 S
| Component group sets | Youth Mix |
| Pedals details | Platform Dialed 1/2 (inches) |
| Rear shock absorber | Not Available |
| Saddle seat | Padded Dialed 20 (inches) Size |
| Seat post extension | 22.2 (millimeters) Steel |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 12 Girls bike manual
- Find All parts, tires and accessories of Specialized Hotrock 12 Girls Youth here
- Get your Trek Jet 20 S manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek Jet 20 S Youth here