Ross GRAN TOUR 1997 VS Jamis AURORA 2000 specs comparison

Ross Gran Tour

General Infos

Model	Gran Tour
Manufacturer	Ross
Year of production	1997
Current price	Check price Here ==>
Color choice	- purple -Black
Sizes	- 19 (inches) - 21 (inches) - 23 (inches) - 25 (inches) - womens 17 (inches) - womens 19 (inches) - womens 20 (inches)
Sizes	- 19 (inches) - 21 (inches) - 23 (inches) - 25 (inches) - womens 17 (inches) - womens 19 (inches) - womens 20 (inches)

Wheels And Breaking System

Bike front tire	700 X 23c Ross HP
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Road Style With Extension Levers Aluminum Side-pull Calipers Brakes
Hubs for disc brakes	Q and R Steel
Rims manufacturer	36-hole Weinmann Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Richman Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Aluminum Drop Style
Handlebar extender	Not Available
Handlebar stem details	SR
Headset size	1 (inches) YST 665

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC UG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122 (millimeters) Spindle YST BB 621
Crankset parts and sizes	42/52 Teeth Aluminum
Gear shift levers	Shimano Tourney Stem Mount
Rear gear set	13 - 28 Teeth 6-speed

Ross Gran Tour Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Tourney TY-20
Derailleur (Rear)	Shimano Tourney TY-20
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Ross

Other Specs of Ross Gran Tour

Component group sets	Shimano Tourney TY-20
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Anatomic
Seat post extension	25.4 (millimeters) Diameter Steel Pillar

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2000
Current price	Check price Here ==>
Color choice	-Gloss Black
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 30c Ritchey Tom Slick
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Sora STI Levers Tektro Cantilever Brakes
Hubs for disc brakes	Shimano Sora
Rims manufacturer	36-hole Mavic T221
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Sha-Dar Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	Brazed and welded
Handlebar construction	Aluminum
Handlebar extender	Not Available
Handlebar stem details	Chromoly
Headset size	1 (inches) Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HG-50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	30/42/52 Teeth Shimano Sora
Gear shift levers	Shimano Sora STI
Rear gear set	12 - 25 Teeth 8-speed

Jamis Aurora Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Sora
Derailleur (Rear)	Shimano Sora SS
Fork material	Unicrown Crown Chromoly
Fork type	Spinner

Other Specs of Jamis Aurora

Component group sets	Shimano Sora
Pedals details	Wellgo LU-955A With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Jamis Comp
Seat post extension	27.2 (millimeters) Diameter Post Moderne Solace ST Suspension