Jamis AURORA 2001 VS Specialized SIRRUS PRO 2008 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2001
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 47 - 50 - 53 - 55 - 57 - 59 - 62
Sizes	- 47 - 50 - 53 - 55 - 57 - 59 - 62

Wheels And Breaking System

Bike front tire	700 X 30c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Sora STI Dual Control Levers Tektro Cantilever Brakes
Hubs for disc brakes	Rear: Ritchey Comp Zero Front: Ritchey Comp
Rims manufacturer	36-hole Rear: Ritchy Rock Comp OCR Front: Ritchey Rock
Spoke nipples type	Aluminum Nipples
Spoke wheel	1.8 (millimeters) Double-butted Sha-Dar Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	Brazed and welded
Handlebar construction	Modolo Anatomic
Handlebar extender	Not Available
Handlebar stem details	Chromoly
Headset size	1 (inches) Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	30/42/52 Teeth Shimano Sora
Gear shift levers	Shimano Sora STI Dual Control
Rear gear set	12 - 25 Teeth 8-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Sora
Derailleur (Rear)	Shimano Sora GS
Fork material	Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Jamis Aurora

Component group sets	Road Mix
Pedals details	Wellgo LU-209
Rear shock absorber	Not Available
Saddle seat	Viscount
Seat post extension	27.2 (millimeters) Diameter Kalloy SP-354

Specialized Sirrus Pro

General Infos

Model	Sirrus Pro
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Condition Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Avid FR-5 Levers Linear Pull Brakes Forged Alloy
Hubs for disc brakes	Specialized Forged Alloy
Rims manufacturer	24-hole and 28-hole Alex AS1
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Zertz Inserts Specialized FACT 9m Carbon
Frame type	Bonded and monocoque
Handlebar construction	31.8 (millimeters) Flat Bar Body Geometry Event Zertz
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp Specialized Comp-Set
Headset size	Integrated Threadless 1 1/8 (inches) Threadless Specialized Mindset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano 105
Bottom bracket shell width	Not Available
Bottom bracket type	FSA MegaEXO
Crankset parts and sizes	30/39/50 Teeth FSA Gossamer MegaExo
Gear shift levers	Shimano R-440
Rear gear set	11 - 28 Teeth 9-speed

Specialized Sirrus Pro Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano Tiagra
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon and carbon Steerer
Fork type	With Speed Zertz Specialized FACT

Other Specs of Specialized Sirrus Pro

Component group sets	Road Mix
Pedals details	Crank Brothers Smarty
Rear shock absorber	Not Available
Saddle seat	Body Geometry Avatar
Seat post extension	27.2 (millimeters) Diameter FACT Carbon With Zertz Insert Aluminum Head Specialized Pavé II