Koga Miyata GRANTOUR L 2004 VS Nishiki OPTIMA SC 1998 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

Nishiki Optima SC

General Infos

Model	Optima SC
Manufacturer	Nishiki
Year of production	1998
Current price	Check price Here ==>
Color choice	-Okanagon Green
Sizes	- 16 (inches) - 18 (inches) - 20 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Rolleasy Comfort
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Altus Brakes
Hubs for disc brakes	Shimano RM40
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	2 (inches) Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Victor VP-H94 Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110.5 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	24/34/42 Teeth Sugino Impel 250
Gear shift levers	Grip Shift SRT-4.0
Rear gear set	12 - 28 Teeth 7-speed

Nishiki Optima SC Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown 4130 Chromoly
Fork type	Nishiki Comfort

Other Specs of Nishiki Optima SC

Component group sets	Shimano Alivio
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Selle Stratos Hyper Plush With Bumper Guard
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust