Caloi Sigma XC 1998 Technical specs and features
| Brand | Caloi |
| Model | Sigma XC |
| First production | 1998 |
| Bike category | Mountain Bike |
| Bike sub-category | Mountain With Front Suspension |
| Bike Pricing | Check price Here ==> |
| Parts And Accessories | Caloi Sigma XC Parts |
| Available Sizes | - 15 (inches) / 38.1 (cm) - 15 (inches) - 17 (inches) / 43.18 (cm) - 17 (inches) - 19 (inches) / 48.26 (cm) - 19 (inches) - 21 (inches) / 53.34 (cm) - 21 (inches) |
Wheels And Breaking System
| Bike front tire | Rear: 26 X 2.10 (inches) Maxxis Gluteus Front: 26 X 2.10 (inches) Maxxis Incisor |
| Bike rear tire | Not Available |
| Bike wheel size | 26 (inches) Wheels |
| Brakeset type | Tektro Levers Tektro 823 Linear-pull 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 Marwi Stainless Steel |
Frame and Body Specifications
| Frame materials | Alcoa 6061 T6 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Caloi Aluminum |
| Handlebar extender | Caloi Aluminum |
| Handlebar stem details | Kalloy Aluminum |
| Headset size | 1 1/8 (inches) Threadless Aheadset SE-1 |
Gearing Specs
| Bicycle chain | 1/2 X 3/32 (inches) KMC Z-51 |
| 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 | Shimano STX-RC RapidFire SL |
| Rear gear set | 11 - 28 Teeth 8-speed |
Caloi Sigma XC Fork System Data
| Derailleur (Front) | Top-pull and clamp-on 31.8 (millimeters) Shimano STX Top-swing |
| Derailleur (Rear) | Shimano Deore LX SGS |
| Fork material | Triple-clamp Crown Aluminum and magnesium |
| Fork type | Rock Shox Indy C |
Other Specs of Caloi Sigma XC
| Component group sets | Shimano STX-RC |
| Available colors | - Blue - orange - polished |
| Weight | Not Available |
| Pedals details | Wellgo LU-974A |
| Rear shock absorber | Not Available |
| Saddle seat | Caloi Avante' SX |
| Seat post extension | 27.0 (millimeters) Diameter Zoom Microset |
Caloi Sigma XC picture
Sigma XC bike comparison
Caloi Sigma XC Rocky Mountain Vertex LO
Caloi Sigma XC Barracuda A2E (02)
Caloi Sigma XC VooDoo Bizango (14)
Caloi Sigma XC VooDoo Bantu (15)
Caloi Sigma XC bike review
Caloi produced the Sigma XC bike in 1998 and can be classified as a Mountain bike bicycle, this exact model costs in american market arround $768.00.
Sigma XC bike is available in many sizes such as 15 (inches), 17 (inches), 19 (inches) and 21 (inches).
Caloi Mountain bike Sigma XC can be found in a few colors, among these colors Blue, orange and polished .
This bike is equiped with Front: 26 x 2.10" Maxxis Incisor tires and Marwi stainless steel spoke wheel while the rims are manufactured by Weinmann Zac 19, 32-hole. Caloi equiped this exact model with Tektro 823 linear-pull brakes, Tektro levers braking system and Shimano STX-RC hubs.
To guarantee the comfiest ride Caloi used Alcoa 6061 T6 aluminum material for the frame. Caloi aluminum high strength material is used on the handlebar of this Sigma XC to ensure the perfect handling while the stems are made of Kalloy aluminum.
For the smoothest biking experience Shimano STX, 22/32/42 teeth is used on this bicycle linked to KMC Z-51 chain that is easily replaceable as stated by Caloi, the whole system is connected to a high reliability Shimano STX-RC RapidFire SL gear shift levers.
