Specialized HOTROCK 20 GIRLS 2007 VS Scott SCALE JR 20 2009 specs comparison
Specialized Hotrock 20 Girls
General InfosModel | Hotrock 20 Girls |
Manufacturer | Specialized |
Year of production | 2007 |
Current price | Check price Here ==> |
Color choice | - Pink-White |
Sizes | - Standard size for everyone |
Sizes | - Standard size for everyone |
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 | Tektro Jr. LeversTektro V-brake Brakes |
Hubs for disc brakes | Alloy Nutted |
Rims manufacturer | 36-holeAlex C-1000 Alloy Single Wall |
Spoke nipples type | Not Available |
Spoke wheel | 14ga. Straight GaugeStainless Steel |
Frame and Body Specs
Frame materials | Specialized A1 Premium Aluminum |
Frame type | TIG-welded |
Handlebar construction | Hi-Ten |
Handlebar extender | Optional |
Handlebar stem details | Alloy A-Head |
Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
Bicycle chain | Shimano HG-40 |
Bottom bracket shell width | 68 (millimeters) |
Bottom bracket type | 128 (millimeters) SpindleVP Loose Ball |
Crankset parts and sizes | 36 TeethSugino |
Gear shift levers | Shimano RS-31 Revo Twist |
Rear gear set | 14 - 28 Teeth6-speed |
Specialized Hotrock 20 Girls Fork System Data
Derailleur (Front) | Not Available |
Derailleur (Rear) | Shimano TY |
Fork material | Single CrownSteel and aluminum |
Fork type | 50 (millimeters)RST 200K |
Other Specs of Specialized Hotrock 20 Girls
Component group sets | Juvenile Mix |
Pedals details | Composite Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized Hotrock Jumping |
Seat post extension | 27.2 (millimeters) DiameterAlloy Micro Adjust |

Scott Scale JR 20
General InfosModel | Scale JR 20 |
Manufacturer | Scott |
Year of production | 2009 |
Current price | Check price Here ==> |
Color choice | -White and Red |
Sizes | - Not available |
Wheels And Breaking System
Bike front tire | 20 X 2.20 (inches) K-829 |
Bike rear tire | Not Available |
Bike wheel size | 20 (inches) Wheels |
Brakeset type | Tektro 324A-TS LeversLee Chi 209 P Brakes |
Hubs for disc brakes | Formula FM-11 |
Rims manufacturer | 32-holeJalco VP-20 |
Spoke nipples type | Not Available |
Spoke wheel | UCP |
Frame and Body Specs
Frame materials | 6061 Alloy c |
Frame type | TIG-welded |
Handlebar construction | Junior Flat Bar |
Handlebar extender | Optional |
Handlebar stem details | HL-TDS-C41-8 |
Headset size | 1 1/8 (inches) Threadless VP-A71 |
Gearing Specifications
Bicycle chain | Not Available |
Bottom bracket shell width | Not Available |
Bottom bracket type | TH M1 |
Crankset parts and sizes | 34/42 TeethLasco Double |
Gear shift levers | Shimano Revo |
Rear gear set | 14 - 28 Teeth6-speed |
Scott Scale JR 20 Fork System Data
Derailleur (Front) | Shimano TY-22 |
Derailleur (Rear) | Shimano Alivio |
Fork material | Not Available |
Fork type | 50 (millimeters) TravelRST K20 |
Other Specs of Scott Scale JR 20
Component group sets | Mountain Mix |
Pedals details | VP 570 BMX-type |
Rear shock absorber | Not Available |
Saddle seat | Junior Racing |
Seat post extension | 26.8 (millimeters) DiameterScott SP-214 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock 20 Girls bike manual
- Find All parts, tires and accessories of Specialized Hotrock 20 Girls Youth here
- Get your Scott Scale JR 20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Scott Scale JR 20 Youth here