Research Dynamics COYOTE TEAM EXTREME 1998 VS Specialized HOTROCK 12 BOYS 2009 specs comparison
Research Dynamics Coyote Team Extreme
General Infos| Model | Coyote Team Extreme |
| Manufacturer | Research Dynamics |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Fade red and black |
| Sizes |
- Boys 13 (inches) |
| Sizes |
- Boys 13 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.95 (inches) Kenda K-850 |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | APSE 306AP Levers APSE 112P Brakes |
| Hubs for disc brakes | Rear: Joytech Jy Soid Nutted Front: Joy Tech Jy Soia Q and R |
| Rims manufacturer | 36-hole Weinmann 119 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Shuhn Lih Steel |
Frame and Body Specs
| Frame materials | Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | Liyang MTB-110 |
| Handlebar extender | Optional |
| Handlebar stem details | Liyang SLU-80 |
| Headset size | 1 (inches) YST Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z-51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 124.5 (millimeters) Spindle YST BB 621 |
| Crankset parts and sizes | 28/38/48 Teeth Prowheel S-355 |
| Gear shift levers | Grip Shift MRX-170 |
| Rear gear set | 13 - 28 Teeth 7-speed |
Research Dynamics Coyote Team Extreme Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 28.6 (millimeters) Suntour Giga 450 |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Coyote |
Other Specs of Research Dynamics Coyote Team Extreme
| Component group sets | Shimano Tourney TY-22 |
| Pedals details | Wellgo LU-895 |
| Rear shock absorber | Not Available |
| Saddle seat | Cionlli 793M |
| Seat post extension | 25.6 (millimeters) Diameter Liyang |
Specialized Hotrock 12 Boys
General Infos| Model | Hotrock 12 Boys |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss Red -Gloss Green |
| 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 Boys 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 Boys
| 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 |
Useful links and guides ....
- To know more about this exacte bike, Research Dynamics provided us with the latest version of its Coyote Team Extreme bike manual
- Find All parts, tires and accessories of Research Dynamics Coyote Team Extreme Youth here
- Get your Specialized Hotrock 12 Boys manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hotrock 12 Boys Youth here