Diamondback CRESTVIEW 1999 VS Nishiki OPTIMA 1993 specs comparison

Diamondback Crestview

General Infos

Model	Crestview
Manufacturer	Diamondback
Year of production	1999
Current price	🛒 View Price →
Color choice	- Sandstone -Ruby
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 17 (inches) - womens 19 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	700 X 40c Diamondback Cross
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Grip Shift IBS MRX Levers Lee Chi ProMax Linear-pull Brakes
Hubs for disc brakes	Q and R Joy Tech Aluminum
Rims manufacturer	32-hole Alex VP-20F
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Lee Chi
Handlebar extender	Optional
Handlebar stem details	Adjustable Lee Chi Alloy
Headset size	1 (inches) Aheadset STS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle YST BB 969
Crankset parts and sizes	22/32/42 Teeth Shimano AceraX
Gear shift levers	Grip Shift IBS MRX
Rear gear set	11 - 28 Teeth 7-speed

Diamondback Crestview Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Diamondback

Other Specs of Diamondback Crestview

Component group sets	Shimano AceraX
Pedals details	Wellgo LU-990
Rear shock absorber	Not Available
Saddle seat	Diamondback Comfort Plus II Deluxe
Seat post extension	26.0 (millimeters) Diameter Aluminum Micro-adjust

Nishiki Optima

General Infos

Model	Optima
Manufacturer	Nishiki
Year of production	1993
Current price	🛒 View Price →
Color choice	-Not found
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