Specialized SIRRUS COMP CARBON DISC 2015 VS Jamis COMMUTER 4 2010 specs comparison

Specialized SIRRUS COMP CARBON DISC

General Infos

Model	SIRRUS COMP CARBON DISC
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	-Satin Graphite and Gloss Carbon and Hyper
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	60TPI 700x30c Double BlackBelt Protection Wire Bead Specialized Espoir Sport Reflect
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Hydraulic Disc Resin Pads Tektro Gemini
Hubs for disc brakes	AXIS 1.0 Disc
Rims manufacturer	AXIS 1.0 Disc
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon Fiber
Frame type	1-1/8 (inches) Headtube Fitness Geometry Zertz Specialized Sirrus FACT 9r Carbon
Handlebar construction	10-degree Backsweep 31.8 (millimeters) 4-degree Upsweep 6061 Double Butted Alloy Specialized Flat
Handlebar extender	Not Available
Handlebar stem details	12-degree Rise 3D Forged Alloy 4-bolt Specialized Comp Multi
Headset size	Campy Style With 15 (millimeters) Alloy Cone Spacer 1-1/8 (inches)

Gearing Specifications

Bicycle chain	10-speed Reusable Missing Link KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	50/34 Forged Alloy FSA Gossamer
Gear shift levers	10-speed Shimano Tiagra
Rear gear set	10-speed 12-30 Shimano Tiagra

Specialized SIRRUS COMP CARBON DISC Fork System Data

Derailleur (Front)	Shimano Tiagra
Derailleur (Rear)	10-speed Long Cage Shimano Tiagra
Fork material	Carbon Fiber
Fork type	Full Monocoque Specialized FACT Carbon With Zertz

Other Specs of Specialized SIRRUS COMP CARBON DISC

Component group sets	Shimano Tiagra
Pedals details	1.5 (millimeters) Varus Angle Low Profile Bearing System Nylon Body Sy (millimeters)etric Alloy Cage Toe Clip Capable Sirrus
Rear shock absorber	Not Available
Saddle seat	155 (millimeters) Hollow Cr-Mo Rails Body Geometry Targa Comp
Seat post extension	27.2 (millimeters) FACT Carbon Specialized Pro Pave

Jamis Commuter 4

General Infos

Model	Commuter 4
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	- Pearl White -Benzegreen 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 Shimano BR-M416 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano Alfine Inter-8 Centerlock Disc Front: Shimano Alfine Dynamo Centerlock Disc
Rims manufacturer	36-hole Alex DC25 Disc Rims
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 Z9000
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	110.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	48/34t Teeth FSA Vero Compact
Gear shift levers	Shimano SL-S500
Rear gear set	18 Teeth 8-speed Internal

Jamis Commuter 4 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano R440
Derailleur (Rear)	Shimano CT-S500 Tensioner
Fork material	Unicrown With Tappered Legs Crown Aluminum
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 4

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