Trek 820 COMFORT 1998 VS Specialized HARDROCK A1 1998 specs comparison
Trek 820 Comfort
General Infos| Model | 820 Comfort |
| Manufacturer | Trek |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Ice Green |
| Sizes |
- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) |
| Sizes |
- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) |
Wheels And Breaking System
| Bike front tire | 26 X 1.90 (inches) |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Lee Chi LV77E Levers Lee Chi TX22 Brakes |
| Hubs for disc brakes | Q and R Rear: Shimano Altus Front: Aluminum |
| Rims manufacturer | 32-hole Weinmann 519 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Stainless Steel |
Frame and Body Specs
| Frame materials | Chromoly |
| Frame type | TIG-welded |
| Handlebar construction | Steel |
| Handlebar extender | Optional |
| Handlebar stem details | Girvin Flexstem |
| Headset size | 1 1/8 (inches) Victor VP-H97W Sealed |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Sachs PC-10 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 118 (millimeters) Spindle Shimano BB-CT91E |
| Crankset parts and sizes | 24/34/42 Teeth Shimano Altus |
| Gear shift levers | Grip Shift MRX-170 |
| Rear gear set | 11 - 28 Teeth 7-speed |
Trek 820 Comfort Fork System Data
| Derailleur (Front) | Top-pull Shimano Altus Top-swing |
| Derailleur (Rear) | Shimano Alivio |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Trek |
Other Specs of Trek 820 Comfort
| Component group sets | Mountain Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Spring Type |
| Seat post extension | 27.2 (millimeters) Diameter SP57 Suspension Post |
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) |
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 |
Useful links and guides ....
- To know more about this exacte bike, Trek provided us with the latest version of its 820 Comfort bike manual
- Find All parts, tires and accessories of Trek 820 Comfort Mountain bike here
- Get your Specialized Hardrock A1 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Hardrock A1 Mountain bike here