Dirt Research KOBUK SUSPENSION 1995 VS Ritchey PLEXUS 1999 specs comparison

Dirt Research Kobuk Suspension

General Infos

Model	Kobuk Suspension
Manufacturer	Dirt Research
Year of production	1995
Current price	Check price Here ==>
Color choice	-Amethyst -bright teal
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches) - 24 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Psycho II Front: 26 X 2.10 (inches) Tioga Psycho II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX Levers Shimano STX M-System Brakes
Hubs for disc brakes	Shimano STX
Rims manufacturer	32-hole Sun Metal CRT16 II
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Union Stainless Steel

Frame and Body Specs

Frame materials	Columbus OR
Frame type	TIG-welded Steel
Handlebar construction	Dirt Research 180g Alloy
Handlebar extender	Dirt Research
Handlebar stem details	Dirt Research Threadless Alloy
Headset size	1 1/8 (inches) Tioga Alchemy

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HP-70S
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano STX HyperDrive-C
Gear shift levers	Shimano STX RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

Dirt Research Kobuk Suspension Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano STX
Derailleur (Rear)	Shimano STX
Fork material	Aluminum and chromoly
Fork type	Dirt Research 600A

Other Specs of Dirt Research Kobuk Suspension

Component group sets	Shimano STX
Pedals details	Dirt Research Alloy
Rear shock absorber	Not Available
Saddle seat	Dirt Research
Seat post extension	27.0 (millimeters) Diameter Dirt Research

Ritchey Plexus

General Infos

Model	Plexus
Manufacturer	Ritchey
Year of production	1999
Current price	Check price Here ==>
Color choice	-Team Panel
Sizes	- 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Ritchey WCS
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano XTR Levers Ritchey Linear Logic Pro Brakes
Hubs for disc brakes	Ritchey Zero System WCS
Rims manufacturer	28-hole Ritchey Zero System WCS
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted Ritchey Stainless Steel

Frame and Body Specs

Frame materials	Ritchey Logic WCS
Frame type	TIG-welded
Handlebar construction	Ritchey ProLite
Handlebar extender	Ritchey WCS Speedblast
Handlebar stem details	Ritchey Ahead Pro
Headset size	Ritchey Fuzzy Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	107 (millimeters) Spindle Ritchey WCS
Crankset parts and sizes	29/42 Teeth Ritchey 2x9
Gear shift levers	Ritchey 2x9
Rear gear set	11 - 30 Teeth 9-speed

Ritchey Plexus Fork System Data

Derailleur (Front)	Clamp-on 28.6 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano XTR
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	2.36 (inches) Travel Rock Shox Sid SL

Other Specs of Ritchey Plexus

Component group sets	Mountain Mix
Pedals details	Ritchey Logic Pro
Rear shock absorber	Not Available
Saddle seat	Ritchey Wing WCS
Seat post extension	27.0 (millimeters) Diameter Ritchey Speedblast