Specialized SIRRUS COMP 2007 VS Jamis COMMUTER 3 2010 specs comparison

Specialized Sirrus Comp

General Infos

Model	Sirrus Comp
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	-Black
Sizes	- Xlarge - xsmall - small - medium - large
Sizes	- Xlarge - xsmall - small - medium - large

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Condition Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Forged Alloy Linear Pull Levers 6061 Linear Pull Brakes
Hubs for disc brakes	Specialized Alloy
Rims manufacturer	24-hole and 28-hole Jalco GX460
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Body Geometry Event Zertz
Handlebar extender	Optional
Handlebar stem details	Specialized Comp-Set
Headset size	1 1/8 (inches) Integrated Specialized Mindset

Gearing Specifications

Bicycle chain	Shimano CN-HG73
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sport Cartridge
Crankset parts and sizes	30/39/50 Teeth Sugino Comp
Gear shift levers	Shimano R440
Rear gear set	12 - 26 Teeth 9-speed

Specialized Sirrus Comp Fork System Data

Derailleur (Front)	Shimano Tiagra
Derailleur (Rear)	Shimano Tiagra
Fork material	Aero Crown Carbon and aluminum Steerer
Fork type	Specialized FACT

Other Specs of Specialized Sirrus Comp

Component group sets	Shimano Tiagra
Pedals details	Alloy Cage With Toe Clips And Straps Composite Body
Rear shock absorber	Not Available
Saddle seat	Body Geometry Milano Comfort Max
Seat post extension	27.2 (millimeters) Diameter Specialized Carbon Fiber

Jamis Commuter 3

General Infos

Model	Commuter 3
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	- Ocean Mist and Stainless -Sangria and Stainless
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	700 X 32c Vittoria Adventure Touring
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Tenera Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano Nexus Inter-8 Front: Shimano DH2N35 Dynamo Hub
Rims manufacturer	36-hole Weinmann ZAC-1800
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	6061 Triple Gauge Aluminum
Frame type	TIG-welded
Handlebar construction	Jamis ARC
Handlebar extender	Optional
Handlebar stem details	NVO TM4 Adjustable
Headset size	1 1/8 (inches) Threadless VP Slimstack

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	42 Teeth Forged Alloy With Chainguard
Gear shift levers	Shimano SL-8S20 Revo
Rear gear set	20 Teeth 8-speed Internal

Jamis Commuter 3 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown With Tappered Legs Crown Aluminum
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 3

Component group sets	Co (millimeters)uter Mix
Pedals details	City and Cross Style Alloy
Rear shock absorber	Not Available
Saddle seat	Jamis Metro Sport
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust