Co-Motion Big Al 2002 Technical specs and features
| Brand | Co-Motion |
| Model | Big Al |
| First production | 2002 |
| Bike category | Tandem |
| Bike sub-category | Tandem Road |
| Bike Pricing | See price on Amazon |
| Parts And Accessories | Co-Motion Big Al Parts |
| Available Sizes | - Captain 21/stoker 18 (inches)- captain 22/stoker 19 (inches)- captain 23/stoker 18 (inches)- captain 23/stoker 20 (inches) |
Wheels And Breaking System
| Bike front tire | 700 X 28c Panaracer Pasela |
| Bike rear tire | Not Available |
| Bike wheel size | 700c Wheels |
| Brakeset type | Shimano Ultegra STI Dual Control LeversAvid Single Digit 5 Brakes |
| Hubs for disc brakes | Hugi Tandem |
| Rims manufacturer | 40-holeVelocity Diad |
| Spoke nipples type | Brass Nipples |
| Spoke wheel | 14ga. Straight GaugeDT Stainless Steel |
Frame and Body Specifications
| Frame materials | Double-butted7005 Aluminum |
| Frame type | TIG-welded |
| Handlebar construction | Profile Ha (millimeters)er |
| Handlebar extender | Not Available |
| Handlebar stem details | Ritchey Logic Pro |
| Headset size | 1 1/8 (inches) Threadless Race Face Team SL |
Gearing Specs
| Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG92 |
| Bottom bracket shell width | 68 (millimeters) English |
| Bottom bracket type | 110 (millimeters) SpindleRace Face Taperlock ISIS |
| Crankset parts and sizes | 32/44/54 TeethRace Face Turbine LP ISIS |
| Gear shift levers | Shimano Ultegra STI Dual Control |
| Rear gear set | 11 - 32 Teeth9-speed |
Co-Motion Big Al Fork System Data
| Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters)Shimano Ultegra Triple |
| Derailleur (Rear) | Shimano XTR GS |
| Fork material | Unicrown CrownChromoly |
| Fork type | Co-Motion Tandem |
Other Specs of Co-Motion Big Al
| Component group sets | Tandem Mix |
| Available colors | - Blue- Red- Silver- Yellow |
| Weight | Not Available |
| Pedals details | Optional |
| Rear shock absorber | Not Available |
| Saddle seat | Co-Motion Dual Density |
| Seat post extension | 29.8 (millimeters) DiameterZoom Microset |
Co-Motion Big Al picture
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Co-Motion Big Al bike review
Co-Motion produced the Big Al bike in 2002 and can be classified as a Tandem bicycle, this exact model costs in american market arround $4,650.00.Big Al bike is available in many sizes such as Captain 21/stoker 18 (inches), captain 22/stoker 19 (inches), captain 23/stoker 18 (inches) and captain 23/stoker 20 (inches).
Co-Motion Tandem Big Al can be found in a few colors, among these colors Blue, Red, Silver and Yellow .
This bike is equiped with 700 x 28c Panaracer Pasela tires and DT stainless steel spoke wheel while the rims are manufactured by Velocity Diad, 40-hole. Co-Motion equiped this exact model with Avid Single Digit 5 brakes, Shimano Ultegra STI Dual Control levers braking system and Hugi Tandem hubs.
To guarantee the comfiest ride Co-Motion used 7005 aluminum, double-butted material for the frame. Profile Hammer high strength material is used on the handlebar of this Big Al to ensure the perfect handling while the stems are made of Ritchey Logic Pro.
For the smoothest biking experience Race Face Turbine LP ISIS, 32/44/54 teeth is used on this bicycle linked to Shimano CN-HG92 chain that is easily replaceable as stated by Co-Motion, the whole system is connected to a high reliability Shimano Ultegra STI Dual Control gear shift levers.