Trek 820 WSD 2007 VS Specialized ROCKHOPPER A1 COMP FS 1998 specs comparison
Trek 820 WSD
General Infos| Model | 820 WSD |
| Manufacturer | Trek |
| Year of production | 2007 |
| Current price | Check price Here ==> |
| Color choice |
-Pearl White and Metallic Silver |
| Sizes |
- Womens 13 (inches) - womens 16 (inches) |
| Sizes |
- Womens 13 (inches) - womens 16 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 2.00 (inches) Bontrager Connection Trail |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano EF-50 Levers Tektro V Brakes |
| Hubs for disc brakes | Alloy |
| Rims manufacturer | Matrix 550 |
| Spoke nipples type | Not Available |
| Spoke wheel | Not Available |
Frame and Body Specs
| Frame materials | Hi-tensile Steel and chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Bontrager Approved |
| Handlebar extender | Optional |
| Handlebar stem details | Bontrager Approved |
| Headset size | Aheadset Slimstak |
Gearing Specifications
| Bicycle chain | Not Available |
| Bottom bracket shell width | Not Available |
| Bottom bracket type | Not Available |
| Crankset parts and sizes | 28/38/48 Teeth SR XCC-T208 |
| Gear shift levers | Shimano EF-50 |
| Rear gear set | 13 - 34 Teeth 7-speed |
Trek 820 WSD Fork System Data
| Derailleur (Front) | Shimano C-051 |
| Derailleur (Rear) | Shimano Acera |
| Fork material | Single Crown Aluminum and steel |
| Fork type | 63 (millimeters) Travel RST 191 C7 |
Other Specs of Trek 820 WSD
| Component group sets | Shimano Mix |
| Pedals details | Nylon Platform |
| Rear shock absorber | Not Available |
| Saddle seat | Bontrager Sport FIT |
| Seat post extension | Bontrager Approved |
Specialized Rockhopper A1 Comp FS
General Infos| Model | Rockhopper A1 Comp FS |
| Manufacturer | Specialized |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Black |
| Sizes |
- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 1.90 (inches) Specialized Dirt Master Comp Kevlar Front: 26 X 1.90 (inches) Specialized Dirt Control Comp Kevlar |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Dia-Compe DP-7 Plus Levers Dia-Compe VC-767 Brakes |
| Hubs for disc brakes | Q and R Ritchey Aluminum |
| Rims manufacturer | 32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock Comp |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 1.8 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Specialized A1 Premium Plus Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Ritchey ForceLite |
| Handlebar extender | Optional |
| Handlebar stem details | Specialized Aluminum |
| Headset size | 1 1/8 (inches) Threadless Ritchey Logic |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano IG |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | Specialized Sealed Cartridge |
| Crankset parts and sizes | 22/32/42 Teeth Specialized Strong Arm Comp |
| Gear shift levers | Shimano Rapidfire |
| Rear gear set | 11 - 32 Teeth 8-speed |
Specialized Rockhopper A1 Comp FS Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing |
| Derailleur (Rear) | Shimano Deore XT SGS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | Answer Manitou Spyder R |
Other Specs of Specialized Rockhopper A1 Comp FS
| Component group sets | Mountain Mix |
| Pedals details | Ritchey Logic |
| Rear shock absorber | Not Available |
| Saddle seat | Specialized Prolong Revolution Carbotech Suspension |
| Seat post extension | 30.9 (millimeters) Diameter Ritchey Expert |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its 820 WSD bike manual
- Find All parts, tires and accessories of Trek 820 WSD Mountain bike here
- Get your Specialized Rockhopper A1 Comp FS manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Rockhopper A1 Comp FS Mountain bike here