Specialized P.20 AMATEUR 2011 VS Specialized ROCKHOPPER COMP A1 1996 specs comparison
Specialized P.20 Amateur
General Infos| Model | P.20 Amateur |
| Manufacturer | Specialized |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- Blu -Black |
| Sizes |
- 20.5 TT (inches) |
| Sizes |
- 20.5 TT (inches) |
Wheels And Breaking System
| Bike front tire | 20 X 2.2 (inches) Specialized Rhythm Lite Sport |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Lever U Brake Rear Levers Tektro FX-340 U-brake Rear Brakes |
| Hubs for disc brakes | Rear: Forged Alloy Cassette Front: Forged Alloy Low Flange |
| Rims manufacturer | 36-hole Alloy Single Wall |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Butted Stainless |
Frame and Body Specs
| Frame materials | Hi Ten |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece CrMo |
| Handlebar extender | Optional |
| Handlebar stem details | Forged Alloy |
| Headset size | 1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing |
Gearing Specifications
| Bicycle chain | 1/2 X 1/8 (inches) KMC Z510H |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Mid BB |
| Crankset parts and sizes | 25t Teeth P. 3pc Tubulars |
| Gear shift levers | Not Available |
| Rear gear set | 12 Teeth 1-speed |
Specialized P.20 Amateur Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single Crown Hi Ten |
| Fork type | Hi Ten |
Other Specs of Specialized P.20 Amateur
| Component group sets | Dirt Jump Mix |
| Pedals details | P. Lo-Pro Plastic Platform |
| Rear shock absorber | Not Available |
| Saddle seat | P. Combo |
| Seat post extension | 25.4 (millimeters) Diameter Alloy |
Specialized Rockhopper Comp A1
General Infos| Model | Rockhopper Comp A1 |
| Manufacturer | Specialized |
| Year of production | 1996 |
| Current price | Check price Here ==> |
| Color choice |
-Gun metal green |
| Sizes |
- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.95 (inches) Specialized Ground Master Front: 26 X 1.95 (inches) Specialized Ground Control II |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Dia-Compe PC-3 Levers Shimano Alivio M-System Brakes |
| Hubs for disc brakes | Not Available |
| Rims manufacturer | 32-hole Mavic 238 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge DT Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized Premium A1 Aluminum |
| Frame type | Welded Aluminum |
| Handlebar construction | Alloy |
| Handlebar extender | Optional |
| Handlebar stem details | Chromoly |
| Headset size | 1 1/8 (inches) Sealed Mechanism |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG51 |
| Bottom bracket shell width | 73 (millimeters) English |
| Bottom bracket type | 107 (millimeters) Spindle Shimano BB-LP26 |
| Crankset parts and sizes | 20/32/42 Teeth Specialized Son Of Strongarm |
| Gear shift levers | Grip Shift SRT-600 |
| Rear gear set | 11 - 28 Teeth 8-speed |
Specialized Rockhopper Comp A1 Fork System Data
| Derailleur (Front) | Bottom-pull Shimano STX |
| Derailleur (Rear) | Shimano STX |
| Fork material | Butted Unicrown Crown Chromoly |
| Fork type | Specialized Direct Drive |
Other Specs of Specialized Rockhopper Comp A1
| Component group sets | Shimano STX |
| Pedals details | HTI Steel and resin With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Prolong Evolution |
| Seat post extension | 30.9 (millimeters) Diameter Alloy Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its P.20 Amateur bike manual
- Find All parts, tires and accessories of Specialized P.20 Amateur Mountain bike here
- Get your Specialized Rockhopper Comp A1 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper Comp A1 Mountain bike here