De Rosa PROFESSIONAL 1993 VS Koga Miyata GRAN RACER 2004 specs comparison

De Rosa Professional

General Infos

Model	Professional
Manufacturer	De Rosa
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 47 - 48 - 49 - 50 - 51 - 52 - 53 - 54 - 55 - 56 - 57 - 58 - 59 - 60 - 61 - 6263 - 64
Sizes	- 47 - 48 - 49 - 50 - 51 - 52 - 53 - 54 - 55 - 56 - 57 - 58 - 59 - 60 - 61 - 6263 - 64

Wheels And Breaking System

Bike front tire	Vittoria Mistral
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Levers Campagnolo Athena Brakes
Hubs for disc brakes	Campagnolo Athena Cassette
Rims manufacturer	32-hole Nisi HRB-22
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Columbus SLX
Frame type	Lugged Steel
Handlebar construction	Cinelli
Handlebar extender	Not Available
Handlebar stem details	Cinelli XA
Headset size	Not Available

Gearing Specifications

Bicycle chain	Campagnolo Contax
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	39/53 Teeth Campagnolo Athena
Gear shift levers	Campagnolo Athena Downtube
Rear gear set	12 - 21 Teeth 8-speed

De Rosa Professional Fork System Data

Derailleur (Front)	Campagnolo Athena
Derailleur (Rear)	Campagnolo Athena
Fork material	Not Available
Fork type	De Rosa and Columbus SLX Flat Crown

Other Specs of De Rosa Professional

Component group sets	Campagnolo Athena
Pedals details	Diadora SA 210 Clipless
Rear shock absorber	Not Available
Saddle seat	Sella San Marco Pro
Seat post extension	Campagnolo Athena

Koga Miyata Gran Racer

General Infos

Model	Gran Racer
Manufacturer	Koga Miyata
Year of production	2004
Current price	Check price Here ==>
Color choice	-Blue Matte
Sizes	- 46cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 63cm (centimeters) - 66cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Continental Grand Prix
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra STI Dual Control Levers Shimano Tiagra Dual Pivot Brakes
Hubs for disc brakes	Shimano Tiagra
Rims manufacturer	36-hole Mach1 RJ350
Spoke nipples type	Brass Nipples
Spoke wheel	Straight Gauge Sapim Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	ITM Super Italian Pro 330
Handlebar extender	Not Available
Handlebar stem details	ITM Forged Lite Luxe
Headset size	1 1/8 (inches) Integrated Cane Creek ISDD

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN53
Crankset parts and sizes	30/42/52 Teeth Shimano Tiagra
Gear shift levers	Shimano Tiagra STI Dual Control
Rear gear set	12 - 25 Teeth 9-speed

Koga Miyata Gran Racer Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Tiagra
Derailleur (Rear)	Shimano Tiagra SS
Fork material	Aero Crown Carbon Fiber
Fork type	Carbon Aero

Other Specs of Koga Miyata Gran Racer

Component group sets	Road Mix
Pedals details	Koga VP-R70
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Base
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust