Jamis AURORA 1997 VS Koga Miyata RANDONNEUR 2004 specs comparison

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	1997
Current price	🛒 View Price →
Color choice	-Cobalt blue
Sizes	- 47 cm (centimeters) - 50 cm (centimeters) - 53 cm (centimeters) - 56 cm (centimeters) - 59 cm (centimeters)
Sizes	- 47 cm (centimeters) - 50 cm (centimeters) - 53 cm (centimeters) - 56 cm (centimeters) - 59 cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Ritchey Road Force
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano RSX Levers Shimano RX-100 Dual Pivot Brakes
Hubs for disc brakes	Shimano RSX
Rims manufacturer	32-hole Sun Rims CRE16
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	Hsin Lung Modolo Bend
Handlebar extender	Not Available
Handlebar stem details	Kalloy Chromoly
Headset size	1 (inches) Victor VP-H81NW

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	26/36/46 Teeth Shimano RSX
Gear shift levers	Shimano RSX STI Dual Control
Rear gear set	12 - 24 Teeth 7-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano RSX Top-swing
Derailleur (Rear)	Shimano RSX GS
Fork material	Triple-butted Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Jamis Aurora

Component group sets	Shimano RSX
Pedals details	Wellgo LU-948 With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Vetta Comfort
Seat post extension	26.8 (millimeters) Diameter Kalloy SP-231

Koga Miyata Randonneur

General Infos

Model	Randonneur
Manufacturer	Koga Miyata
Year of production	2004
Current price	🛒 View Price →
Color choice	-Gray Metallic
Sizes	- 50cm (centimeters) - 54cm (centimeters) - 57cm (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 37c Schwalbe Marathon Plus
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Deore LX V-brake Levers Shimano Deore LX V-brake Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: Shimano Nexus Generator
Rims manufacturer	36-hole and 40-hole Mavic A719
Spoke nipples type	Brass Nipples
Spoke wheel	Sapim Stainless Steel

Frame and Body Specs

Frame materials	FM-1 Chromoly
Frame type	TIG-welded
Handlebar construction	ITM Synergic
Handlebar extender	Optional
Handlebar stem details	ITM Trekking CNC
Headset size	1 (inches) Threaded Koga

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG73
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	121 (millimeters) Spindle Shimano BB-ES51
Crankset parts and sizes	22/32/44 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Koga Miyata Randonneur Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Unicrown Crown Chromoly
Fork type	Koga Miyata

Other Specs of Koga Miyata Randonneur

Component group sets	Touring Mix
Pedals details	Shimano PD-M324 SPD
Rear shock absorber	Not Available
Saddle seat	Selle Italia FLX Gents Leather
Seat post extension	27.2 (millimeters) Diameter Airwings Tour