Jamis AURORA 2005 VS Specialized SIRRUS 2010 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2005
Current price	Check price Here ==>
Color choice	-Candy Red and Platinum
Sizes	- 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters) - xsmall (centimeters)
Sizes	- 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters) - xsmall (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Hutchinson Flash
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra STI Dual Control Levers Tektro Cantilever Brakes
Hubs for disc brakes	Shimano Sora
Rims manufacturer	36-hole Alex ACE-19
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	TIG-welded
Handlebar construction	Ritchey Biomax II
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ Power Spline
Crankset parts and sizes	30/42/52 Teeth TruVativ Touro
Gear shift levers	Shimano Tiagra STI Dual Control
Rear gear set	12 - 32 Teeth 9-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Sora Triple
Derailleur (Rear)	Shimano Deore SGS
Fork material	Unicrown Crown Chromoly
Fork type	Jamis

Other Specs of Jamis Aurora

Component group sets	Road Mix Triple
Pedals details	Wellgo
Rear shock absorber	Not Available
Saddle seat	Avocet Air
Seat post extension	27.2 (millimeters) Diameter Ritchey Comp

Specialized Sirrus

General Infos

Model	Sirrus
Manufacturer	Specialized
Year of production	2010
Current price	Check price Here ==>
Color choice	- Dark Red - Gray -Black
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 32c Specialized All Condition Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Forged 6061 Aluminum Mini-v Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Sealed
Rims manufacturer	32-hole Alex S500
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Sirrus Elite 6061 Alu Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Sport 3D
Headset size	1 1/8 (inches) Specialized Mindset

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	Sealed Cartridge ST
Crankset parts and sizes	28/38/48 Teeth Shimano FC-M191 With Chainguard
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	11 - 32 Teeth 8-speed

Specialized Sirrus Fork System Data

Derailleur (Front)	Shimano FD-M311
Derailleur (Rear)	Shimano Altus
Fork material	Aero Crown Aluminum
Fork type	Not Available

Other Specs of Specialized Sirrus

Component group sets	Shimano Mix
Pedals details	Alloy Cage Toe and clip & Strap
Rear shock absorber	Not Available
Saddle seat	Specialized BG Fitness
Seat post extension	27.2 (millimeters) Diameter Aluminum