Specialized HOTROCK 20 GIRLS COASTER 2009 VS Ross AMAZON 1998 specs comparison

Specialized Hotrock 20 Girls Coaster
General InfosModel | 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 LeversTektro Linear-pull and coaster Rear Brakes |
Hubs for disc brakes | Rear: Joy Tech Steel Nutted CoasterFront: Joy Tech Steel Nutted |
Rims manufacturer | 36-holeAlloy |
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 TeethHeat 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 CrownHi-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) DiameterSteel |

Ross Amazon
General InfosModel | Amazon |
Manufacturer | Ross |
Year of production | 1998 |
Current price | Check price Here ==> |
Color choice | -Vivid red |
Sizes | - Boys |
Wheels And Breaking System
Bike front tire | 20 X 2.00 (inches) |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Aluminum LeversSteel Caliper Brakes |
Hubs for disc brakes | NuttedSteel |
Rims manufacturer | 36-holeSteel |
Spoke nipples type | Brass Nipples |
Spoke wheel | 12g Straight GaugeSteel |
Frame and Body Specs
Frame materials | Hi-tensile Steel |
Frame type | TIG-welded |
Handlebar construction | Steel |
Handlebar extender | Not Available |
Handlebar stem details | Steel |
Headset size | 1 (inches) Steel |
Gearing Specifications
Bicycle chain | 1/2 X 1/8 (inches) |
Bottom bracket shell width | American |
Bottom bracket type | One Piece |
Crankset parts and sizes | 44 Teeth1-piece Steel |
Gear shift levers | Not Available |
Rear gear set | 18 Teeth1-speed |
Ross Amazon Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Not Available |
Fork material | Unicrown CrownHi-tensile Steel |
Fork type | Ross |
Other Specs of Ross Amazon
Component group sets | Not Available |
Pedals details | Resin |
Rear shock absorber | Not Available |
Saddle seat | BMX |
Seat post extension | 22.2 (millimeters) Diameter SteelPillar |
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 Ross Amazon manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Ross Amazon Youth here