Caloi SIGMA 1997 VS Trek 820 1998 specs comparison
Caloi Sigma
General Infos| Model | Sigma |
| Manufacturer | Caloi |
| Year of production | 1997 |
| Current price | Check price Here ==> |
| Color choice |
- matte blue - polished -Matte black |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
| Sizes |
- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Maxxis Gluteus Front: 26 X 2.10 (inches) Maxxis Instinct |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Shimano STX Levers Shimano Deore LX V-Brake Brakes |
| Hubs for disc brakes | Shimano STX-RC |
| Rims manufacturer | 32-hole Weinmann Zac 19 |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel |
Frame and Body Specs
| Frame materials | Alcoa 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Aluminum |
| Handlebar extender | Tranz X |
| Handlebar stem details | Aluminum |
| Headset size | 1 1/8 (inches) Threadless Dia-Compe Aheadset |
Gearing Specifications
| Bicycle chain | 1/2 X 3/32 (inches) Shimano CN-IG51 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110 (millimeters) Spindle Shimano BB-UN52 |
| Crankset parts and sizes | 22/32/42 Teeth Shimano STX |
| Gear shift levers | Optional |
| Rear gear set | 11 - 28 Teeth 8-speed |
Caloi Sigma Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) Shimano STX |
| Derailleur (Rear) | Shimano Deore LX SGS |
| Fork material | Unicrown Crown Chromoly |
| Fork type | Caloi |
Other Specs of Caloi Sigma
| Component group sets | Shimano Deore LX and STX |
| Pedals details | Aluminum Cage With Clips & Straps |
| Rear shock absorber | Not Available |
| Saddle seat | Caloi Avante SX |
| Seat post extension | 27.0 (millimeters) Diameter Zoom |
Trek 820
General Infos| Model | 820 |
| Manufacturer | Trek |
| Year of production | 1998 |
| Current price | Check price Here ==> |
| Color choice |
-Ice Red to Ice Orange fade |
| 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 1.95 (inches) Trek Connection |
| 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 | Rear: Shimano Altus Nutted 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 | System 1 |
| Handlebar extender | Optional |
| Handlebar stem details | Not Available |
| 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 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
| Component group sets | Mountain Mix |
| Pedals details | Resin |
| Rear shock absorber | Not Available |
| Saddle seat | Dual Density |
| Seat post extension | 27.2 (millimeters) Diameter Aluminum Micro-adjust |
Useful links and guides ....
- To know more about this exacte bike, Caloi provided us with the latest version of its Sigma bike manual
- Find All parts, tires and accessories of Caloi Sigma Mountain bike here
- Get your Trek 820 manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Trek 820 Mountain bike here