Specialized SIRRUS 2009 VS Jamis AURORA 2002 specs comparison

Specialized Sirrus

General Infos

Model	Sirrus
Manufacturer	Specialized
Year of production	2009
Current price	🛒 View Price →
Color choice	- Gloss Blue - Gloss Green - Gloss Mango - Gloss White KL -Gloss Black
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 Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Forged Alloy 3 Finger Levers Alloy Linear Pull 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 Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Event
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Specialized Mindset

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	28/38/48 Teeth Sugino With Chainguard
Gear shift levers	Shimano Revo
Rear gear set	11 - 32 Teeth 8-speed

Specialized Sirrus Fork System Data

Derailleur (Front)	Shimano Altus
Derailleur (Rear)	Shimano Altus
Fork material	Aero Crown Aluminum and chromoly
Fork type	Specialized Comp

Other Specs of Specialized Sirrus

Component group sets	Road Mix
Pedals details	Alloy With Toe Clips And Strap
Rear shock absorber	Not Available
Saddle seat	Specialized BG Fitness
Seat post extension	27.2 (millimeters) Diameter Alloy

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