Trek JET 20 S 2010 VS Specialized ROCKHOPPER MEGA 1993 specs comparison
Trek Jet 20 S
General Infos| Model | Jet 20 S |
| Manufacturer | Trek |
| Year of production | 2010 |
| Current price | Check price Here ==> |
| Color choice |
-Metallic Black and Metallic Blue |
| Sizes |
- Boy's 6-9 yrs old |
| Sizes |
- Boy's 6-9 yrs old |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 Cross Knobby |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Coaster Brake Rear |
| Hubs for disc brakes | Rear: Coaster Brake Front: Steel |
| Rims manufacturer | 36-hole Aluminum |
| 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 4-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 | 32 Teeth Dialed 4.5 (inches) |
| Gear shift levers | Not Available |
| Rear gear set | 19 Teeth 1-speed |
Trek Jet 20 S Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown High Tensile Steel |
| Fork type | Trek |
Other Specs of Trek Jet 20 S
| Component group sets | Juvenile Mix |
| Pedals details | Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Dialed 20 (inches) |
| Seat post extension | Steel |
Specialized Rockhopper Mega
General Infos| Model | Rockhopper Mega |
| Manufacturer | Specialized |
| Year of production | 1993 |
| Current price | Check price Here ==> |
| Color choice |
-Not found |
| Sizes |
- 13 |
Wheels And Breaking System
| Bike front tire | Specialized |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Levers Cantilever With Mega Levers Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | Araya MP-22 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Chrome-moly Mega |
| Frame type | TIG-welded Steel |
| Handlebar construction | Flat Micro |
| Handlebar extender | Not Available |
| Handlebar stem details | TIG 24-degree Rise |
| 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 | 38/48 Teeth SR Aluminum With Chainguard |
| Gear shift levers | Shimano 70GS |
| Rear gear set | 14 - 28 Teeth 6-speed |
Specialized Rockhopper Mega Fork System Data
| Derailleur (Front) | Shimano 70GS |
| Derailleur (Rear) | Shimano 70GS |
| Fork material | Not Available |
| Fork type | High-tensile Steel |
Other Specs of Specialized Rockhopper Mega
| Component group sets | Shimano 70GS |
| Pedals details | HTI P42 |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Mega Supersoft |
| Seat post extension | Serrated |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its Jet 20 S bike manual
- Find All parts, tires and accessories of Trek Jet 20 S Youth here
- Get your Specialized Rockhopper Mega manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Mega Youth here