Nishiki OPTIMA 1993 VS Diamondback VITAL 4 2011 specs comparison

Nishiki Optima

General Infos

Model	Optima
Manufacturer	Nishiki
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 15.5 - 17.5 - 19.5 - 21.5
Sizes	- 15.5 - 17.5 - 19.5 - 21.5

Wheels And Breaking System

Bike front tire	700 X 35c Cross
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Levers Shimano 400CX Brakes
Hubs for disc brakes	Shimano 400CX
Rims manufacturer	32-hole Ritchey USA Vantage Cross Sport
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Chrome-moly
Frame type	TIG-welded Steel
Handlebar construction	Alloy Flat 6deg
Handlebar extender	Not Available
Handlebar stem details	TIG Welded Rise With CRO-MO Clamp
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano CN-HG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	20/32/40 Teeth Shimano 400CX
Gear shift levers	Shimano 400CX Rapidfire Plus
Rear gear set	11 - 19 Teeth 7-speed

Nishiki Optima Fork System Data

Derailleur (Front)	Shimano 700CX
Derailleur (Rear)	Shimano 700CX
Fork material	Not Available
Fork type	Chrome-moly

Other Specs of Nishiki Optima

Component group sets	Shimano 400CX Rapidfire Plus
Pedals details	Steel Cage and alloy Body With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	Vetta (inches)SL (inches) Style With Waterproof Cover
Seat post extension	Kalloy SP 248 Alloy

Diamondback Vital 4

General Infos

Model	Vital 4
Manufacturer	Diamondback
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black
Sizes	- WS - WM

Wheels And Breaking System

Bike front tire	700 X 40c Kenda Cross With Kshield
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano EF-50 Levers Tektro Novela Brakes
Hubs for disc brakes	Alloy QR
Rims manufacturer	32-hole Weinmann ZAC-19 Doublewall
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	6061-T6 Aluminum
Frame type	Aluminum
Handlebar construction	Steel 50 (millimeters) Rise
Handlebar extender	Optional
Handlebar stem details	DB 3D Forged 31.8
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC Z82
Bottom bracket shell width	Not Available
Bottom bracket type	Sealed Cartridge
Crankset parts and sizes	28/38/48t Teeth Shimano FCM171
Gear shift levers	Shimano EF-51
Rear gear set	11 - 32 Teeth 8-speed

Diamondback Vital 4 Fork System Data

Derailleur (Front)	Shimano TX51
Derailleur (Rear)	Shimano Acera
Fork material	Alloy
Fork type	40 (millimeters) Travel RST Alloy Single Shock Fork

Other Specs of Diamondback Vital 4

Component group sets	Hybrid Mix
Pedals details	Avenir Comfort Platform
Rear shock absorber	Not Available
Saddle seat	DB Deluxe Hybrid Double Density Base With Coil Spring
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust