GT GTR SERIES 4 2008 VS Jamis COMET 1999 specs comparison

GT GTR Series 4

General Infos

Model	GTR Series 4
Manufacturer	GT
Year of production	2008
Current price	Check price Here ==>
Color choice	-Black
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Zaffiro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano STI Levers Shimano Brakes
Hubs for disc brakes	Rear: Formula Sealed Casette Front: Formula Sealed
Rims manufacturer	Alex R500
Spoke nipples type	Brass CP
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Kinesis 6061 Butted Tubing
Frame type	TIG-welded
Handlebar construction	GT 6061
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) TH

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	39/50 Teeth FSA Vero Compact
Gear shift levers	Shimano STI
Rear gear set	12 - 25 Teeth 8-speed

GT GTR Series 4 Fork System Data

Derailleur (Front)	Shimano Compact
Derailleur (Rear)	Shimano Sora
Fork material	Aero Crown Aluminum
Fork type	Not Available

Other Specs of GT GTR Series 4

Component group sets	Shimano Tiagra
Pedals details	Nylon With Clip And Strap
Rear shock absorber	Not Available
Saddle seat	GT Road
Seat post extension	Alloy

Jamis Comet

General Infos

Model	Comet
Manufacturer	Jamis
Year of production	1999
Current price	Check price Here ==>
Color choice	-Saffron Yellow
Sizes	- 47cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Hutchinson Krono
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	32-hole Mavic CXP 33
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	7005 Aluminum With Replaceable Derailleur Hanger
Frame type	TIG-welded
Handlebar construction	TTT Forma
Handlebar extender	Not Available
Handlebar stem details	TTT
Headset size	1 (inches) Threadless Cane Creek C2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano BB-6500
Crankset parts and sizes	42/52 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	11 - 23 Teeth 9-speed

Jamis Comet Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Aero Crown Aluminum
Fork type	Kinesis Air Foil

Other Specs of Jamis Comet

Component group sets	Shimano Ultegra
Pedals details	Time Challenge Pro
Rear shock absorber	Not Available
Saddle seat	Titanium Rails SDG Comp Belair
Seat post extension	27.2 (millimeters) Diameter Thomson Setback