Jamis COMMUTER 4 2011 VS Bianchi ALFANA 2004 specs comparison

Jamis Commuter 4

General Infos

Model	Commuter 4
Manufacturer	Jamis
Year of production	2011
Current price	🛒 View Price →
Color choice	- pearl white -Winter blue
Sizes	- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches)
Sizes	- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches)

Wheels And Breaking System

Bike front tire	700 X 32c Vittoria Adventure Touring
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Tenera Levers Tektro Linear Pull Brakes
Hubs for disc brakes	Rear: Shimano Nexus Inter-8 Front: Shimano DH2N35 Dynamo Hub
Rims manufacturer	36-hole Alex ID-19
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	6061 Triple Gauge Aluminum
Frame type	Aluminum
Handlebar construction	Jamis ARC
Handlebar extender	Optional
Handlebar stem details	NVO Components
Headset size	1 1/8 (inches) VP Slimstack

Gearing Specifications

Bicycle chain	KMC Z410
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	122.5 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	42T Teeth Forged Alloy
Gear shift levers	Shimano RevoShift SL-8S20
Rear gear set	20 Teeth 1-speed

Jamis Commuter 4 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Aluminum
Fork type	Jamis City and Cross

Other Specs of Jamis Commuter 4

Component group sets	Co (millimeters)uter Mix
Pedals details	City Style Full Alloy
Rear shock absorber	Not Available
Saddle seat	Jamis Metro Sport
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust

Bianchi Alfana

General Infos

Model	Alfana
Manufacturer	Bianchi
Year of production	2004
Current price	🛒 View Price →
Color choice	-Blue
Sizes	- 44cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters) - 63cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Continental Sport 1000
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano BL-R440 Levers Shimano 105 Dual Pivot Brakes
Hubs for disc brakes	Alex ALX 320
Rims manufacturer	32-hole Alex ALX 320
Spoke nipples type	Brass Nipples
Spoke wheel	14/15ga. Double-butted Stainless Steel

Frame and Body Specs

Frame materials	Easton Ultralite and carbon Seat Stays
Frame type	TIG-welded
Handlebar construction	Bianchi Aluminum
Handlebar extender	Aluminum
Handlebar stem details	Ritchey Pro
Headset size	1 (inches) VP

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118.5 (millimeters) Spindle Shimano BB-5500
Crankset parts and sizes	30/42/52 Teeth Shimano 105 Triple
Gear shift levers	Shimano SL-R440 Flat Bar
Rear gear set	12 - 26 Teeth 9-speed

Bianchi Alfana Fork System Data

Derailleur (Front)	Braze-on Shimano 105 Triple
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon Fiber Composite With Chromoly Steerer
Fork type	Bianchi Carbon

Other Specs of Bianchi Alfana

Component group sets	Shimano 105 Triple
Pedals details	WTB MP350
Rear shock absorber	Not Available
Saddle seat	Selle Italia XO Sudo
Seat post extension	27.2 (millimeters) Diameter Bianchi Aluminum