Jamis COMMUTER 3.0 2009 VS Specialized SOURCE ELEVEN 2012 specs comparison

Jamis Commuter 3.0

General Infos

Model	Commuter 3.0
Manufacturer	Jamis
Year of production	2009
Current price	Check price Here ==>
Color choice	- Cabernet Red and Bone -Gloss Black and Bone
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22 (inches)
Sizes	- 14.5 (inches) - 16.5 (inches) - 18.5 (inches) - 20.5 (inches) - 22 (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 Forged Alloy Dual Pivot Brakes
Hubs for disc brakes	Rear: Shimano Nexus Inter-8 Front: Formula Alloy
Rims manufacturer	36-hole Weinmann Zac 1800
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	Classic Swept-back
Handlebar extender	Optional
Handlebar stem details	Satori Adjustable
Headset size	1 1/8 (inches) Slimstack

Gearing Specifications

Bicycle chain	KMC Z610 Rust Buster
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	42 Teeth Forged Alloy
Gear shift levers	Shimano SL-S500
Rear gear set	20 Teeth 8-speed Internal

Jamis Commuter 3.0 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Aluminum and steel Steerer
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 3.0

Component group sets	Co (millimeters)uter Mix
Pedals details	Alloy Toe-clip Compatible
Rear shock absorber	Not Available
Saddle seat	Jamis Urban
Seat post extension	27.2 (millimeters) Diameter Alloy Suspension Micro Adjust

Specialized Source Eleven

General Infos

Model	Source Eleven
Manufacturer	Specialized
Year of production	2012
Current price	Check price Here ==>
Color choice	-Charcoal and Gray
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Espoir Sport Dbl Blkblt 700x30
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Shimano Alfine Hydraulic Disc
Hubs for disc brakes	Supernova Infinity 8 Dynamo Shimano Alfine 11
Rims manufacturer	Unavailable Wheelset
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	E5 Aluminum
Frame type	Not Available
Handlebar construction	Specialized DB Flat Bar 31.8 (millimeters)
Handlebar extender	Not Available
Handlebar stem details	Specialized EliteSet
Headset size	Integrated 1-1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Gates Centertrack Belt
Bottom bracket shell width	Not Available
Bottom bracket type	GXP External Bearing
Crankset parts and sizes	Single Ring Forged 130BCD
Gear shift levers	Shimano Alfine 11 RapidFire
Rear gear set	Not Available

Specialized Source Eleven Fork System Data

Derailleur (Front)	Unavailable Front Derailleur
Derailleur (Rear)	Unavailable Rear Derailleur
Fork material	Not Available
Fork type	Cro-mo Steerer Aluminum Legs

Other Specs of Specialized Source Eleven

Component group sets	Not Available
Pedals details	Toe Clip Compat Sirrus Pedal
Rear shock absorber	Unavailable Rear Shock
Saddle seat	Targa Comp Cro-mo Rails 143
Seat post extension	Alloy 27.2