GT Bicycles TRAFFIC 3.0 2012 VS Nishiki OPTIMA SC 1999 specs comparison

GT Bicycles Traffic 3.0

General Infos

Model	Traffic 3.0
Manufacturer	GT Bicycles
Year of production	2012
Current price	Check price Here ==>
Color choice	- Black -Ano White
Sizes	- L - M - S - XL - XS - XXL
Sizes	- L - M - S - XL - XS - XXL

Wheels And Breaking System

Bike front tire	Schwalbe Road Cruiser 700x40c
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Tektro Novella 160 (millimeters)
Hubs for disc brakes	Formula Disc Formula Disc
Rims manufacturer	Unavailable Wheelset
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Hydroformed 6061 Al
Frame type	Not Available
Handlebar construction	GT Alloy Riser
Handlebar extender	Not Available
Handlebar stem details	GT 3D Forged 6061
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	Tange Cartridge
Crankset parts and sizes	SR Suntour XCC 48/38/28t
Gear shift levers	Shimano EF-51 8spd
Rear gear set	Not Available

GT Bicycles Traffic 3.0 Fork System Data

Derailleur (Front)	Shimano M191
Derailleur (Rear)	Shimano Acera 8spd
Fork material	Not Available
Fork type	GT Traffic 6061 AL

Other Specs of GT Bicycles Traffic 3.0

Component group sets	Not Available
Pedals details	GT Pro Plastic
Rear shock absorber	Unavailable Rear Shock
Saddle seat	GT Traffic
Seat post extension	Alloy

Nishiki Optima SC

General Infos

Model	Optima SC
Manufacturer	Nishiki
Year of production	1999
Current price	Check price Here ==>
Color choice	-Champagne Vapor (White)
Sizes	- 14.5 (inches) - 16.5 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches) - womens 16 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda K-847
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro 379A Levers Tektro 824A Linear-pull 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	Chromoly and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Adjustable Aluminum
Headset size	1 1/8 (inches) Victor VP-H67

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z-51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	117.5 (millimeters) Spindle Victor VPB-33
Crankset parts and sizes	24/34/42 Teeth Shimano AceraX
Gear shift levers	Shimano Revo TY-40
Rear gear set	11 - 28 Teeth 7-speed

Nishiki Optima SC Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Nishiki

Other Specs of Nishiki Optima SC

Component group sets	Hybrid Mix
Pedals details	Victor VP-806
Rear shock absorber	Not Available
Saddle seat	Selle Stratos Hyper Expert Duo-Compound Lycra Comfort
Seat post extension	26.0 (millimeters) Diameter Suspension Aluminum