Specialized HARDROCK 20 1997 VS Specialized HOTROCK 24 7-SPEED GIRLS 2012 specs comparison
Specialized Hardrock 20
General Infos| Model | Hardrock 20 |
| Manufacturer | Specialized |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- pink -Black |
| Sizes |
- Boys - girls |
| Sizes |
- Boys - girls |
Wheels And Breaking System
| Bike front tire | 20 X 1.80 (inches) Specialized Ground Control |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Dia-Compe PC-1N Junior Levers Aluminum Cantilever Brakes |
| Hubs for disc brakes | Nutted Steel |
| Rims manufacturer | 36-hole Aluminum |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Steel |
Frame and Body Specs
| Frame materials | SBC DirectDrive |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Not Available |
| Handlebar stem details | Steel |
| Headset size | 1 (inches) |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) |
| Bottom bracket shell width | American 24tpi |
| Bottom bracket type | One Piece |
| Crankset parts and sizes | 40 Teeth 1-piece Steel |
| Gear shift levers | Grip Shift MRX-170 |
| Rear gear set | 14 - 28 Teeth 6-speed |
Specialized Hardrock 20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano Tourney TY-22 |
| Fork material | Unicrown Crown Hi-tensile Steel |
| Fork type | SBC |
Other Specs of Specialized Hardrock 20
| Component group sets | Not Available |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | SBC Mini |
| Seat post extension | 26.2 (millimeters) Diameter Steel Pillar |
Specialized Hotrock 24 7-speed Girls
General Infos| Model | Hotrock 24 7-speed Girls |
| Manufacturer | Specialized |
| Year of production | 2012 |
| Current price | Check price Here ==> |
| Color choice |
- Purple -Blue |
| Sizes |
- 11 (inches) |
Wheels And Breaking System
| Bike front tire | Roller Sport 24 X 2.125 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | Not Available |
| Brakeset type | Die Cast Alloy Linear Pull |
| Hubs for disc brakes | Unavailable Front Hub Unavailable Rear Hub |
| Rims manufacturer | Alex C-1000 20 (inches) |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | A1 Premium Aluminum |
| Frame type | Not Available |
| Handlebar construction | Hi-Ten Riser |
| Handlebar extender | Not Available |
| Handlebar stem details | Ahead 25.4 |
| Headset size | 1 1/8 (inches) Threadless |
Gearing Specifications
| Bicycle chain | KMC Z7 |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Water Sealed Loose-ball |
| Crankset parts and sizes | Forged Alloy |
| Gear shift levers | 7spd Shimano Revo Twist |
| Rear gear set | Not Available |
Specialized Hotrock 24 7-speed Girls Fork System Data
| Derailleur (Front) | Unavailable Front Derailleur |
| Derailleur (Rear) | 7spd Shimano TX31 |
| Fork material | Not Available |
| Fork type | SR Suntour F11-XCT-JR-24 |
Other Specs of Specialized Hotrock 24 7-speed Girls
| Component group sets | Not Available |
| Pedals details | Compostie |
| Rear shock absorber | Unavailable Rear Shock |
| Saddle seat | Specialized Kids Body Geometry |
| Seat post extension | Alloy 27.2 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hardrock 20 bike manual
- Find All parts, tires and accessories of Specialized Hardrock 20 Youth here
- Get your Specialized Hotrock 24 7-speed Girls manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hotrock 24 7-speed Girls Youth here
