Specialized HOTROCK 20 GIRLS COASTER 2009 VS Diamondback JR. VIPER 2001 specs comparison
Specialized Hotrock 20 Girls Coaster
General Infos| Model | Hotrock 20 Girls Coaster |
| Manufacturer | Specialized |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Gloss Silver and White -Gloss Light Purple and Dark Purple |
| Sizes |
- Not available |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 2.125 (inches) Specialized Roller |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Rear Levers Tektro Linear-pull and coaster Rear Brakes |
| Hubs for disc brakes | Rear: Joy Tech Steel Nutted Coaster Front: Joy Tech Steel Nutted |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Alloy |
| Headset size | 1 1/8 (inches) Threadless |
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 | 36 Teeth Heat Treated Hi-Ten |
| Gear shift levers | Not Available |
| Rear gear set | 1-speed |
Specialized Hotrock 20 Girls Coaster Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | Not Available |
Other Specs of Specialized Hotrock 20 Girls Coaster
| Component group sets | Juvenile Mix |
| Pedals details | Composite |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized |
| Seat post extension | 25.4 (millimeters) Diameter Steel |
Diamondback Jr. Viper
General Infos| Model | Jr. Viper |
| Manufacturer | Diamondback |
| Year of production | 2001 |
| Current price | Check price Here ==> |
| Color choice |
- Chrome-Plated -Black |
| Sizes |
- Pro |
Wheels And Breaking System
| Bike front tire | 20 X 2.00 (inches) Diamondback |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | ProMax Linear-pull Rear Levers ProMax Linear-pull Rear Brakes |
| Hubs for disc brakes | Rear: Coaster Brake Front: Steel |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge UCP |
Frame and Body Specs
| Frame materials | Oversize Hi-tensile Steel |
| Frame type | TIG-welded |
| Handlebar construction | 30 (millimeters) Rise Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Diamondback 4-bolt |
| Headset size | 1 (inches) Steel |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) KMC |
| Bottom bracket shell width | American |
| Bottom bracket type | 102 (millimeters) Spindle Sealed Cartridge |
| Crankset parts and sizes | 1-piece Steel |
| Gear shift levers | Not Available |
| Rear gear set | 16 Teeth 1-speed |
Diamondback Jr. Viper Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Oversize Unicrown Crown Hi-tensile Steel |
| Fork type | Diamondback |
Other Specs of Diamondback Jr. Viper
| Component group sets | Not Available |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | DiamondBack Jr. |
| 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 20 Girls Coaster bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Girls Coaster Youth here
- Get your Diamondback Jr. Viper manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Diamondback Jr. Viper Youth here