Specialized SIRRUS SPORT 2007 VS Jamis COMMUTER 1 2010 specs comparison

Specialized Sirrus Sport

General Infos

Model	Sirrus Sport
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	- Blue -White
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
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano EF-50 Levers 6061 Linear Pull Brakes
Hubs for disc brakes	Specialized Alloy
Rims manufacturer	32-hole Rear: Alex R500 Front: Alex R-500
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	Specialized Event
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Integrated Specialized Mindset

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sport Cartridge
Crankset parts and sizes	28/38/48 Teeth Sugino XD
Gear shift levers	Shimano EF-50
Rear gear set	12 - 25 Teeth 8-speed

Specialized Sirrus Sport Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp Shimano T301
Derailleur (Rear)	Shimano Sora
Fork material	Aero Crown Carbon and aluminum Steerer
Fork type	Specialized FACT

Other Specs of Specialized Sirrus Sport

Component group sets	Co (millimeters)uter Mix
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 Forged Alloy

Jamis Commuter 1

General Infos

Model	Commuter 1
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	- Pearl White and Stainless - Reef Blue and Stainless -Pewter 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 CST Marathon and Tour
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Tenera Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Rear: Shimano Nexus 3 Speed Internal Gear Front: Formula Alloy QR
Rims manufacturer	36-hole Alex R-1000
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	Jamis Alloy Quill Type
Headset size	1 1/8 (inches) Threaded Sealed

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	129 (millimeters) Spindle VP Sealed Bolt Type 3RB Axle
Crankset parts and sizes	44 Teeth Forged Alloy With Chainguard
Gear shift levers	Shimano SL-7S10 Revo
Rear gear set	20 Teeth 3-speed Internal

Jamis Commuter 1 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown With Tappered Legs Crown High-tensile Steel
Fork type	Jamis

Other Specs of Jamis Commuter 1

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