Specialized HOTROCK A1 FS 2007 VS Jamis X-20 2009 specs comparison
Specialized Hotrock A1 FS
General Infos| Model | Hotrock A1 FS |
| Manufacturer | Specialized |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- Boys 13 (inches) - boys 11 (inches) |
| Sizes |
- Boys 13 (inches) - boys 11 (inches) |
Wheels And Breaking System
| Bike front tire | 24 X 1.80 (inches) Specialized Roll-X |
| Bike rear tire | Not Available |
| Bike wheel size | 24 (inches) Wheels |
| Brakeset type | Tektro Jr. Levers Tektro V-brake Brakes |
| Hubs for disc brakes | Alloy QR |
| Rims manufacturer | 32-hole Specialized and Alex HRXC |
| Spoke nipples type | Not Available |
| Spoke wheel | 15ga. Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Alloy Flat |
| 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 | 113 (millimeters) Spindle TruVativ Cartridge |
| Crankset parts and sizes | 22/32/42 Teeth TruVativ ISO-Flow |
| Gear shift levers | Shimano RS-41 Revo Twist |
| Rear gear set | 14 - 28 Teeth 7-speed |
Specialized Hotrock A1 FS Fork System Data
| Derailleur (Front) | Shimano Acera |
| Derailleur (Rear) | Shimano Altus |
| Fork material | Single Crown Steel and aluminum |
| Fork type | 50 (millimeters) RST Capa T7A |
Other Specs of Specialized Hotrock A1 FS
| Component group sets | Juvenile Mix |
| Pedals details | Composite Body Steel Cage |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Body Geometry ATB Kid's |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Micro Adjust |
Jamis X-20
General Infos| Model | X-20 |
| Manufacturer | Jamis |
| Year of production | 2009 |
| Current price | Check price Here ==> |
| Color choice |
- Team Red and Pearl White -Ghost Blue and Pearl White |
| Sizes |
- Not available |
Wheels And Breaking System
| Bike front tire | 20 X 1.95 (inches) CST ATB |
| Bike rear tire | Not Available |
| Bike wheel size | 20 (inches) Wheels |
| Brakeset type | Alloy Short Reach Levers Alloy Linear Pull Brakes |
| Hubs for disc brakes | Heavy Duty Nutted Axle |
| Rims manufacturer | 36-hole Alloy |
| Spoke nipples type | Not Available |
| Spoke wheel | 14ga. Nickel-plated |
Frame and Body Specs
| Frame materials | 7005 aluminum c |
| Frame type | TIG-welded |
| Handlebar construction | ATB Alloy Riser |
| Handlebar extender | Optional |
| Handlebar stem details | Jamis |
| Headset size | 1 1/8 (inches) Aheadset |
Gearing Specifications
| Bicycle chain | KMC HP20 |
| Bottom bracket shell width | 68 (millimeters) |
| Bottom bracket type | 119 (millimeters) Spindle Cotterless |
| Crankset parts and sizes | 36 Teeth Forged Alloy |
| Gear shift levers | SRAM MRX Grip Shift |
| Rear gear set | 14 - 28 Teeth 6-speed |
Jamis X-20 Fork System Data
| Derailleur (Front) | Not Available |
| Derailleur (Rear) | Shimano TX30 |
| Fork material | Single |
| Fork type | 40 (millimeters) Travel Suspension |
Other Specs of Jamis X-20
| Component group sets | Mountain Mix |
| Pedals details | ATB Resin Body |
| Rear shock absorber | Not Available |
| Saddle seat | XC ATB |
| Seat post extension | 27.2 (millimeters) Diameter Alloy Pillar |
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Useful links and guides ....
- To know more about this exacte bike, Specialized provided us with the latest version of its Hotrock A1 FS bike manual
- Find All parts, tires and accessories of Specialized Hotrock A1 FS Youth here
- Get your Jamis X-20 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Jamis X-20 Youth here