Jamis BOCA 1993 VS Specialized SIRRUS SPORT 2004 specs comparison
Jamis Boca
General InfosModel | Boca |
Manufacturer | Jamis |
Year of production | 1993 |
Current price | Check price Here ==> |
Color choice | -Not found |
Sizes | - 17.5 - 19.5 - 21.5 - 23 - 17.5WM |
Sizes | - 17.5 - 19.5 - 21.5 - 23 - 17.5WM |
Wheels And Breaking System
Bike front tire | 700 X 38c Cheng Shin |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | LeversShimano Altus C20 Brakes |
Hubs for disc brakes | Shimano Exage |
Rims manufacturer | 36-holeWeinmann 2719 |
Spoke nipples type | Not Available |
Spoke wheel | Not Available |
Frame and Body Specs
Frame materials | MTB Chrome-moly Main Tubes |
Frame type | TIG-welded Steel |
Handlebar construction | Jamis Bulge Bar |
Handlebar extender | Not Available |
Handlebar stem details | Drilled StopJamis Chromoly |
Headset size | Not Available |
Gearing Specifications
Bicycle chain | Shimano CN-HG50 |
Bottom bracket shell width | Not Available |
Bottom bracket type | Not Available |
Crankset parts and sizes | 28/38/48 TeethShimano Altus C20 |
Gear shift levers | Shimano Altus C10 Rapidfire Plus |
Rear gear set | 12 - 28 Teeth7-speed |
Jamis Boca Fork System Data
Derailleur (Front) | Shimano Altus C20 |
Derailleur (Rear) | Shimano Altus C10 |
Fork material | Not Available |
Fork type | Chrome-moly Unicrown |
Other Specs of Jamis Boca
Component group sets | Shimano Altus C20 |
Pedals details | Wellgo Low Profile High Impact Resin |
Rear shock absorber | Not Available |
Saddle seat | Jamis and Viscount ATB Anatomical |
Seat post extension | 300 (millimeters) With Quick Release |

Specialized Sirrus Sport
General InfosModel | Sirrus Sport |
Manufacturer | Specialized |
Year of production | 2004 |
Current price | Check price Here ==> |
Color choice | -Silver |
Sizes | - Xsmall - small - medium - large - xlarge |
Wheels And Breaking System
Bike front tire | 700 X 28c Specialized All Conditions Spo |
Bike rear tire | Not Available |
Bike wheel size | 700c Wheels |
Brakeset type | Aluminum Linear-pull LeversShimano BR-M475 Mechanical Disc Brakes |
Hubs for disc brakes | Specialized Aluminum |
Rims manufacturer | 32-holeAlex DA-16 |
Spoke nipples type | Brass Nipples |
Spoke wheel | 14ga. Straight GaugeSpecialized Stainless Steel |
Frame and Body Specs
Frame materials | Specialized A1 Aluminum |
Frame type | TIG-welded |
Handlebar construction | Specialized Aluminum |
Handlebar extender | Optional |
Handlebar stem details | AdjustableSpecialized Aluminum |
Headset size | 1 1/8 (inches) Threadless Aluminum Threadless |
Gearing Specifications
Bicycle chain | 1/2 X 3/32 (inches)Shimano CN-HG50 |
Bottom bracket shell width | 68 (millimeters) English |
Bottom bracket type | 118 (millimeters) SpindleTange Seiki Sport |
Crankset parts and sizes | 30/42/52 TeethSpecialized |
Gear shift levers | Shimano SL-R440 |
Rear gear set | 12 - 25 Teeth8-speed |
Specialized Sirrus Sport Fork System Data
Derailleur (Front) | Bottom-pull and clamp-on 31.8 (millimeters)Shimano Deore |
Derailleur (Rear) | Shimano Tiagra GS |
Fork material | Unicrown CrownChromoly Blades |
Fork type | Specialized C-2 |
Other Specs of Specialized Sirrus Sport
Component group sets | Hybrid Mix |
Pedals details | Specialized Aluminum Platform |
Rear shock absorber | Not Available |
Saddle seat | Specialized Body Geometry Milano Comfort Max |
Seat post extension | 27.2 (millimeters) DiameterSpecialized Future Shock |
Useful links and guides ....
- To know more about this exacte bike, Jamis provided us with the latest version of its Boca bike manual
- Find All parts, tires and accessories of Jamis Boca Hybrid here
- Get your Specialized Sirrus Sport manual book version yo know further about this bike
- Saddles, tires And mechanical parts for Specialized Sirrus Sport Hybrid here