Jamis COMMUTER 2.0 2009 VS Jamis AURORA 2011 specs comparison

Jamis Commuter 2.0

General Infos

Model	Commuter 2.0
Manufacturer	Jamis
Year of production	2009
Current price	Check price Here ==>
Color choice	- Pacific Blue and Machine Silver -Gray and Machine Silver
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	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 Z82
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 Acera Rapidfire
Rear gear set	11 - 32 Teeth 8-speed

Jamis Commuter 2.0 Fork System Data

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

Other Specs of Jamis Commuter 2.0

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

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Sangria
Sizes	- 47 (centimeters) - 50 (centimeters) - 53 (centimeters) - 55 (centimeters) - 57 (centimeters) - 59 (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 32c Vittoria Randonneur
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra STI Levers Tektro 992 Forged Alloy Brakes
Hubs for disc brakes	Shimano Tiagra
Rims manufacturer	36-hole Alex ACE-19
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	Reynolds 520 Double Butted Chromoly
Frame type	Steel
Handlebar construction	Ritchey Biomax 2
Handlebar extender	Optional
Handlebar stem details	NVO Components
Headset size	1 1/8 (inches) Ritchey LB Aheadset

Gearing Specifications

Bicycle chain	KMC Z99
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118.5 (millimeters) Spindle FSA Powerdrive
Crankset parts and sizes	50/39/30t Teeth FSA Vero Forged
Gear shift levers	Shimano Tiagra Dual Control STI
Rear gear set	11 - 28 Teeth 9-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Clamp On Shimano Tiagra FD-4503
Derailleur (Rear)	Shimano 105 RD-5700GS
Fork material	Steel
Fork type	Lugged Semi-sloping Chromoly

Other Specs of Jamis Aurora

Component group sets	Co (millimeters)uter Mix
Pedals details	Touring Platform With Toe Clips
Rear shock absorber	Not Available
Saddle seat	Jamis Touring Sport
Seat post extension	27.2 (millimeters) Diameter Ritchey Road