Jamis AURORA 1995 VS Kona COWAN 2007 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	1995
Current price	Check price Here ==>
Color choice	- smoke -Purple candy
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Ritchey Climb Max Kevlar Front: 26 X 2.10 (inches) Ritchey Mad Max Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Shimano STX M-System Brakes
Hubs for disc brakes	Shimano STX-RC With Suspension Front
Rims manufacturer	Bontrager BCX-3
Spoke nipples type	Alloy Nipples
Spoke wheel	Double Butted Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Tange Infinity Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Sectre Wonderbar
Handlebar extender	Optional
Handlebar stem details	Spectre
Headset size	1 (inches) Dia-Compe Kontak Aheadset ST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Sugino Impel 350
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 7-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano STX
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Quadra 21

Other Specs of Jamis Aurora

Component group sets	Shimano STX-RC
Pedals details	Spectre UL Comp With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	Spectre Comp
Seat post extension	26.8 (millimeters) Diameter Spectre UL Comp

Kona Cowan

General Infos

Model	Cowan
Manufacturer	Kona
Year of production	2007
Current price	Check price Here ==>
Color choice	-Brown Matt
Sizes	- 13 (inches) - 15 (inches) - 15.5 (inches) - 17 (inches) - 17.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.20 (inches) Maxxis Holy Roller Front: 26 X 2.40 (inches) Maxxis Holy Roller
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HFX-9 XC Levers Hayes HFX-9 XC Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Disc Front: KK Disc 20 (millimeters)
Rims manufacturer	Sun Ditch Witch
Spoke nipples type	Not Available
Spoke wheel	14ga. DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Kona Clump 7005 Butted Aluminum
Frame type	TIG-welded
Handlebar construction	FSA Gravity Maximus OS Riser
Handlebar extender	Not Available
Handlebar stem details	FSA Gravity Maximus OS
Headset size	TH Big Nut

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Gravity MOTO Mega EXO
Crankset parts and sizes	36 Teeth FSA Gravity Moto X MegaExo
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Kona Cowan Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Deore LX
Fork material	Single
Fork type	100 (millimeters) Travel Marzocchi Dirt Jumper 2

Other Specs of Kona Cowan

Component group sets	Shimano Mix
Pedals details	Kona Jackshit
Rear shock absorber	Not Available
Saddle seat	Kona Dirt Jump
Seat post extension	FSA FR-270