Specialized HOTROCK 24 21-SPEED 2005 VS Trek JET 20 S 2010 specs comparison
Specialized Hotrock 24 21-Speed
General Infos| Model | Hotrock 24 21-Speed |
| Manufacturer | Specialized |
| Year of production | 2005 |
| Current price | Check price Here ==> |
| Color choice |
- Silver and Black -White |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 24 X 2.125 (inches) Specialized Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Tektro Junior Levers Tektro Linear-pull Brakes |
| Hubs for disc brakes | Nutted Aluminum |
| Rims manufacturer | 36-hole Alex Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Not Available |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano IG |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 128 (millimeters) Spindle |
| Crankset parts and sizes | 24/34/42 Teeth Specialized Forged Aluminum |
| Gear shift levers | Shimano RS-41 Revo |
| Rear gear set | 14 - 28 Teeth 7-speed |
Specialized Hotrock 24 21-Speed Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano CD-C050 |
| Derailleur (Rear) | Shimano Tourney |
| Fork material | Single Crown Aluminum |
| Fork type | 51 (millimeters) RST Capa C5 |
Other Specs of Specialized Hotrock 24 21-Speed
| Component group sets | Juvenile Mix |
| Pedals details | Junior Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Jumping |
| Seat post extension | 27.2 (millimeters) Diameter Aluminum Micro-adjust |
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 |
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 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 24 21-Speed bike manual
- Find All parts, tires and accessories of Specialized Hotrock 24 21-Speed 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
