Trek JET 12 2010 VS Specialized ROCKHOPPER 18 1994 specs comparison
Trek Jet 12
General Infos| Model | Jet 12 |
| Manufacturer | Trek |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice | -Silver Blue |
| Sizes | - Boy's 3-4 yrs old |
| Sizes | - Boy's 3-4 yrs old |
Wheels And Breaking System
| Bike front tire | 12 X 2.125 (inches) Cross Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 12 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Coaster BrakeFront: Steel |
| Rims manufacturer | 20-holeSteel |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | High Tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy and steel 2-bolt |
| Headset size | Adjustable Ball Bearing |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 24 TeethDialed 2.75 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 19 Teeth1-speed |
Trek Jet 12 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown CrownHigh Tensile Steel |
| Fork type | Trek |
Other Specs of Trek Jet 12
| Component group sets | Juvenile Mix |
| Pedals details | Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Dialed 12 (inches) |
| Seat post extension | Steel |
Specialized Rockhopper 18
General Infos| Model | Rockhopper 18 |
| Manufacturer | Specialized |
| Year of production | 1994 |
| Current price | Check price Here ==> |
| Color choice | -Not found |
| Sizes | - Boys - girls |
Wheels And Breaking System
| Bike front tire | 24 X 1.80 (inches) Specialized Cannibal |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | LeversShimano TY21/Shimano TY22 Brakes |
| Hubs for disc brakes | Chrome-platedSteel |
| Rims manufacturer | 36-holeAlloy |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Chromoly Seat Tube and Hi-tensile Steel |
| Frame type | TIG-welded Steel |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Steel |
| Headset size | Not Available |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 28/38/48 TeethSR CFC-T405 |
| Gear shift levers | Grip Shift SRT-100i |
| Rear gear set | 14 - 28 Teeth6-speed |
Specialized Rockhopper 18 Fork System Data
| Derailleur (Front) | Shimano TY20 |
| Derailleur (Rear) | Shimano TY20 |
| Fork material | Not Available |
| Fork type | Hi-tensile Steel |
Other Specs of Specialized Rockhopper 18
| Component group sets | Shimano and GripShift |
| Pedals details | Victor VP-870 |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Kids |
| Seat post extension | Steel |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Jet 12 bike manual
- Find All parts, tires and accessories of Trek Jet 12 Youth here
- Get your Specialized Rockhopper 18 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper 18 Youth here