Specialized ALLEZ M4 PRO 2000 VS Litespeed SIRIUS DURA-ACE 2003 specs comparison

Specialized Allez M4 Pro

General Infos

Model	Allez M4 Pro
Manufacturer	Specialized
Year of production	2000
Current price	Check price Here ==>
Color choice	-Pearl Yellow and Black
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters)
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Turbo Team
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	28-hole and 32-hole Mavic Open Pro
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 Metal Matrix
Frame type	TIG-welded
Handlebar construction	Ritchey Logic Road Pro
Handlebar extender	Optional
Handlebar stem details	Ritchey Logic Pro
Headset size	1 (inches) Threadless Tange Seiki

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-6500
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Specialized Allez M4 Pro Fork System Data

Derailleur (Front)	Braze-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Look Aero2 Carbon

Other Specs of Specialized Allez M4 Pro

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro Leather
Seat post extension	27.2 (millimeters) Diameter Ritchey Expert

Litespeed Sirius Dura-Ace

General Infos

Model	Sirius Dura-Ace
Manufacturer	Litespeed
Year of production	2003
Current price	Check price Here ==>
Color choice	-Red and Black and Silver
Sizes	- Large - med/large - medium - small - xlarge

Wheels And Breaking System

Bike front tire	700 X 23c Continental Grand Prix 3000
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace STI Dual Control Levers Shimano Dura-Ace Dual Pivot Brakes
Hubs for disc brakes	Mavic Ksyrium Elite
Rims manufacturer	18-hole and 20-hole Mavic Ksyrium Elite
Spoke nipples type	Brass Nipples
Spoke wheel	Aero Mavic Stainless Steel

Frame and Body Specs

Frame materials	Carbon Fiber Seat Stays Aluminum
Frame type	TIG-welded
Handlebar construction	Optional
Handlebar extender	Optional
Handlebar stem details	Optional
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano BB-7700
Crankset parts and sizes	39/53 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Litespeed Sirius Dura-Ace Fork System Data

Derailleur (Front)	Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace SS
Fork material	Aero Crown Carbon Fiber Composite
Fork type	Lite TEC

Other Specs of Litespeed Sirius Dura-Ace

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Optional
Seat post extension	27.2 (millimeters) Diameter