Specialized SIRRUS EXPERT 2010 VS Jamis AURORA 2002 specs comparison

Specialized Sirrus Expert

General Infos

Model	Sirrus Expert
Manufacturer	Specialized
Year of production	2010
Current price	🛒 View Price →
Color choice	-White
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 28c Specialized All Condition Armadillo Elite
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Forged Aluminum Levers Forged 6061 Aluminum Mini-v Brakes
Hubs for disc brakes	Forged Alloy Sealed
Rims manufacturer	28-hole and 32-hole Mavic CXP 22S
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	Specialized E5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Alloy Flat Bar
Handlebar extender	Optional
Handlebar stem details	Specialized Comp-Set 3D Forged 4-bolt
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	KMC X10 CP
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	Shimano FC-R553
Crankset parts and sizes	50/39/30 Teeth Shimano FC-R553
Gear shift levers	Shimano Flat Bar Trigger
Rear gear set	12 - 27 Teeth 10-speed

Specialized Sirrus Expert Fork System Data

Derailleur (Front)	Clamp On Shimano
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon and aluminum Steerer
Fork type	Specialized Sirrus

Other Specs of Specialized Sirrus Expert

Component group sets	Road Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sonoma 155 (millimeters)
Seat post extension	27.2 (millimeters) Diameter Specialized Carbon Wrapped

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2002
Current price	🛒 View Price →
Color choice	-Silver
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters)

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	32-hole Rear: Ritchy Rock Comp OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Ritchey Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	Brazed and welded
Handlebar construction	Ritchey Biomax II
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 (inches) VP

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Tien Hsin BB-7418AL
Crankset parts and sizes	30/42/52 Teeth Cyclone Aluminum
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	Not Available

Other Specs of Jamis Aurora

Component group sets	Road Mix
Pedals details	Wellgo LU-209
Rear shock absorber	Not Available
Saddle seat	Selle Royale Look-In
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust