GT GTR PRO 2008 VS Jamis SONIK 2011 specs comparison

GT GTR Pro

General Infos

Model	GTR Pro
Manufacturer	GT
Year of production	2008
Current price	Check price Here ==>
Color choice	-White and Carbon and Neon Green
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters)
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Rubino Pro
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 105
Rims manufacturer	Shimano 105 Wheelset
Spoke nipples type	Not Available
Spoke wheel	Shimano Stainless Steel

Frame and Body Specs

Frame materials	GTR Carbon
Frame type	Monocoque
Handlebar construction	Ritchey Logic Pro 31.8
Handlebar extender	Optional
Handlebar stem details	Ritchey Logic Pro 31.8
Headset size	1 1/8 (inches) FSA Integrated

Gearing Specifications

Bicycle chain	Shimano CN-5600
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	34/50 Teeth Shimano Ultegra Hollowtech II
Gear shift levers	Shimano Ultegra STI
Rear gear set	11 - 25 Teeth 10-speed

GT GTR Pro Fork System Data

Derailleur (Front)	Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra
Fork material	Aero Crown Carbon Fiber and carbon Fiber Steerer
Fork type	Ritchey Carbon Pro

Other Specs of GT GTR Pro

Component group sets	Shimano Ultegra
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Fi'zi:k Arione
Seat post extension	Ritchey Pro Carbon

Jamis Sonik

General Infos

Model	Sonik
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Monterey red and pearl white
Sizes	- 48 (centimeters) - 51 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Diamonte Pro Pista
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Not Available
Hubs for disc brakes	American Classic Track
Rims manufacturer	20-hole and 24-hole American Classic 420
Spoke nipples type	Not Available
Spoke wheel	Bladed

Frame and Body Specs

Frame materials	Aero 7005 Double-butted Aluminum
Frame type	Aluminum
Handlebar construction	Deda Pista Alloy
Handlebar extender	Optional
Handlebar stem details	Deda Zero 100 3D Forged Alloy
Headset size	1 1/8 (inches) Internal AheadSet

Gearing Specifications

Bicycle chain	KMC Z510HX
Bottom bracket shell width	Not Available
Bottom bracket type	108 (millimeters) Spindle FSA Platinum Pro ISIS
Crankset parts and sizes	49t Teeth FSA Carbon Track
Gear shift levers	Not Available
Rear gear set	15 Teeth 1-speed

Jamis Sonik Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Carbon
Fork type	Carbon Aero

Other Specs of Jamis Sonik

Component group sets	Track Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ponza
Seat post extension	Jamis Aero Carbon