Specialized HARDROCK A1 1998 VS Specialized P.20 2011 specs comparison
Specialized Hardrock A1
General Infos| Model | Hardrock A1 |
| Manufacturer | Specialized |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Mirror blue |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.95 (inches) Specialized Hardrock'R |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Aluminum Levers Linear-pull Brakes |
| Hubs for disc brakes | Q and R Rear: Aluminum Quick Release Front: Specialized Aluminum |
| Rims manufacturer | 32-hole Araya GP-710 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Specialized Aluminum |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Aluminum |
| Headset size | 1 1/8 (inches) Threadless Tange-Seiki |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) IG |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Specialized Sealed Cartridge |
| Crankset parts and sizes | 24/34/42 Teeth Specialized Strong Arm Sport |
| Gear shift levers | Shimano Rapidfire |
| Rear gear set | 11 - 28 Teeth 7-speed |
Specialized Hardrock A1 Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing |
| Derailleur (Rear) | Shimano STX |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Specialized |
Other Specs of Specialized Hardrock A1
| Component group sets | Mountain Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Springlite |
| Seat post extension | 30.9 (millimeters) Diameter Aluminum Micro-adjust |
Specialized P.20
General Infos| Model | P.20 |
| Manufacturer | Specialized |
| Year of production | 2011 |
| Current price | Check price Here ==> |
| Color choice |
- Grey -Black |
| Sizes |
- 21 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: P. Lo-Pro Cassette Front: P. Low Flange |
| Rims manufacturer | 36-hole P. 20 (inches) |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Butted Stainless |
Frame and Body Specs
| Frame materials | CrMo |
| Frame type | TIG-welded |
| Handlebar construction | 2-piece CrMo |
| Handlebar extender | Optional |
| Handlebar stem details | P. Lite BMX Front Load |
| 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 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Not Available |
| Fork material | Single Crown CrMo |
| Fork type | Taper Cr-Mo Blades |
Other Specs of Specialized P.20
| 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 |
Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hardrock A1 bike manual
- Find All parts, tires and accessories of Specialized Hardrock A1 Mountain bike here
- Get your Specialized P.20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized P.20 Mountain bike here