Jamis ALLEGRO 4 2010 VS Ross CENTAUR 1998 specs comparison

Jamis Allegro 4

General Infos

Model	Allegro 4
Manufacturer	Jamis
Year of production	2010
Current price	🛒 View Price →
Color choice	-Gloss Black and Pearl White
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	700 X 28c Vittoria Rondenour
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro RX-1.0 Levers Tektro RX-1.0 Mini V With Modulator Front and Tektro RX-1.0 Mini V Rear Brakes
Hubs for disc brakes	Alex ALX-200
Rims manufacturer	20-hole and 24-hole Alex ALX-200
Spoke nipples type	Not Available
Spoke wheel	14ga. DT Champion

Frame and Body Specs

Frame materials	6061 Triple Butted Aluminum With Hydroform TT & DT
Frame type	TIG-welded
Handlebar construction	Jamis Alloy Flat Bar
Handlebar extender	Optional
Handlebar stem details	NVO F-2 Adjustable
Headset size	1 1/8 (inches) Threadless FSA Integrated IS

Gearing Specifications

Bicycle chain	KMC DX10SC
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	108 (millimeters) Spindle FSA Powerdrive
Crankset parts and sizes	50/34 Teeth FSA Vero Compact With Power Drive
Gear shift levers	Shimano SL-R770 Rapidfire Plus SL
Rear gear set	11 - 25 Teeth 10-speed

Jamis Allegro 4 Fork System Data

Derailleur (Front)	Bottom Pull Shimano R770
Derailleur (Rear)	Shimano 105
Fork material	Unicrown Crown Carbon Composite
Fork type	Jamis

Other Specs of Jamis Allegro 4

Component group sets	Co (millimeters)uter Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ischia
Seat post extension	27.2 (millimeters) Diameter Jamis Carbon Fiber Micro Adjust

Ross Centaur

General Infos

Model	Centaur
Manufacturer	Ross
Year of production	1998
Current price	🛒 View Price →
Color choice	-Transparent Green
Sizes	- 16 (inches) - 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches)
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Front Levers Shimano Altus Front and Sturmey Archer Coaster Rear Brakes
Hubs for disc brakes	Rear: Shimano Nexus Inter 7 Front: Shimano Altus
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Aluminum
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) YST Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	36 Teeth Aluminum
Gear shift levers	Shimano Nexus
Rear gear set	21 Teeth 7-speed Internal

Ross Centaur Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Chromoly
Fork type	Ross

Other Specs of Ross Centaur

Component group sets	Hybrid Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Not Available
Seat post extension	22.2 (millimeters) Diameter Aluminum