Koga Miyata GRANTOUR L 2004 VS Jamis AURORA 2011 specs comparison

Koga Miyata GranTour L

General Infos

Model	GranTour L
Manufacturer	Koga Miyata
Year of production	2004
Current price	Check price Here ==>
Color choice	-Light Bordeaux Red and Brown Metallic
Sizes	- 44cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 56cm (centimeters)
Sizes	- 44cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 56cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 37c Continental CityContact
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Nexus Levers Shimano Nexave Brakes
Hubs for disc brakes	Rear: Shimano Nexus Front: Shimano Nexus Generator
Rims manufacturer	36-hole Mavic A317 Disc
Spoke nipples type	Brass Nipples
Spoke wheel	Sapim Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	ITM Touring Alloy
Handlebar extender	Optional
Handlebar stem details	Zoom Satori
Headset size	1 1/8 (inches) Integrated Cane Creek ZS-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z510
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	115 (millimeters) Spindle Shimano BB-UN53
Crankset parts and sizes	33 Teeth Shimano Nexus
Gear shift levers	Shimano Nexus
Rear gear set	16 Teeth 8-speed Internal

Koga Miyata GranTour L Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single Crown Aluminum
Fork type	InSync Odesa LX

Other Specs of Koga Miyata GranTour L

Component group sets	Co (millimeters)uter Mix
Pedals details	Koga VP-191
Rear shock absorber	Not Available
Saddle seat	Selle Royale
Seat post extension	31.4 (millimeters) Diameter Selcof No. 58

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Sangria
Sizes	- 47 (centimeters) - 50 (centimeters) - 53 (centimeters) - 55 (centimeters) - 57 (centimeters) - 59 (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 32c Vittoria Randonneur
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra STI Levers Tektro 992 Forged Alloy Brakes
Hubs for disc brakes	Shimano Tiagra
Rims manufacturer	36-hole Alex ACE-19
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	Reynolds 520 Double Butted Chromoly
Frame type	Steel
Handlebar construction	Ritchey Biomax 2
Handlebar extender	Optional
Handlebar stem details	NVO Components
Headset size	1 1/8 (inches) Ritchey LB Aheadset

Gearing Specifications

Bicycle chain	KMC Z99
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118.5 (millimeters) Spindle FSA Powerdrive
Crankset parts and sizes	50/39/30t Teeth FSA Vero Forged
Gear shift levers	Shimano Tiagra Dual Control STI
Rear gear set	11 - 28 Teeth 9-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Clamp On Shimano Tiagra FD-4503
Derailleur (Rear)	Shimano 105 RD-5700GS
Fork material	Steel
Fork type	Lugged Semi-sloping Chromoly

Other Specs of Jamis Aurora

Component group sets	Co (millimeters)uter Mix
Pedals details	Touring Platform With Toe Clips
Rear shock absorber	Not Available
Saddle seat	Jamis Touring Sport
Seat post extension	27.2 (millimeters) Diameter Ritchey Road