Specialized SIRRUS 2015 VS Jamis AURORA ELITE 2011 specs comparison

Specialized SIRRUS

General Infos

Model	SIRRUS
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	- Satin Hyper and Black and Gunmetal -Satin Black and Charcoal and Cyan
Sizes	- XS - S - M - L XL
Sizes	- XS - S - M - L XL

Wheels And Breaking System

Bike front tire	26TPI 700x32c Flak Jacket Protection Wire Bead Specialized Nimbus
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	Linear Pull With Alloy Lever Alloy V-brake
Hubs for disc brakes	32h QR Double-sealed
Rims manufacturer	32h CNC Sidewalls Alloy Double-wall 700c
Spoke nipples type	Not Available
Spoke wheel	14g With Brass Nipple Stainless

Frame and Body Specs

Frame materials	Aluminum
Frame type	Fender and rack Eyelets Fully Manipulated Butted Tubing Integrated Lower Bearing Specialized A1 Premium Aluminum
Handlebar construction	25.4 (millimeters) 6-degree Backsweep Alloy Specialized Flat
Handlebar extender	Not Available
Handlebar stem details	20-degree Rise 25.4 (millimeters) Clamp 4-bolt Melt-forged Alloy Ahead Stem
Headset size	External Sealed Upper Bearings 1-1/8 (inches) FSA Integrated Cartridge Lower

Gearing Specifications

Bicycle chain	8-speed Reusable Missing Link KMC X8
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Bearings Square Taper
Crankset parts and sizes	8-speed Triple With Chainguard Shimano Altus
Gear shift levers	8-speed Shimano EZ Fire
Rear gear set	11-32 8-speed Shimano

Specialized SIRRUS Fork System Data

Derailleur (Front)	Dual-pull Top Swing Shimano FD-M191
Derailleur (Rear)	8-speed Shimano Altus
Fork material	High Tensile Steel
Fork type	Rack and fender Mounts Straight Blade Steel

Other Specs of Specialized SIRRUS

Component group sets	Co (millimeters)uter Mix
Pedals details	Nylon Flat
Rear shock absorber	Not Available
Saddle seat	155 (millimeters) Steel Rails Body Geometry Targa Sport
Seat post extension	12.5 (millimeters) Offset 2-bolt 27.2 (millimeters) Anti-corrosion Hardware Micro-adjust Alloy

Jamis Aurora Elite

General Infos

Model	Aurora Elite
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Antique bronze
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 Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra STI Levers Avid BB7 Mechanical Disc Brakes
Hubs for disc brakes	Formula Alloy
Rims manufacturer	32-hole Mavic A119
Spoke nipples type	Brass
Spoke wheel	14ga. DT Champion Stainless

Frame and Body Specs

Frame materials	Reynolds 631 Seamless Air-Hardened Chromoly
Frame type	Steel
Handlebar construction	Ritchey BioMax Comp
Handlebar extender	Optional
Handlebar stem details	NVO Components
Headset size	1 1/8 (inches) Ritchey Logic V2

Gearing Specifications

Bicycle chain	KMC DX10SC
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	50/34t Teeth FSA Gossamer Compact
Gear shift levers	SRAM Apex
Rear gear set	11 - 32 Teeth 10-speed

Jamis Aurora Elite Fork System Data

Derailleur (Front)	Braze-on SRAM Apex
Derailleur (Rear)	SRAM Apex
Fork material	Steel
Fork type	Lugged Semi-sloping Chromoly

Other Specs of Jamis Aurora Elite

Component group sets	Co (millimeters)uter Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Jamis Touring Sport
Seat post extension	27.2 (millimeters) Diameter Ritchey Comp V2 Road