Dirt Research KOBUK (02) 1997 VS Specialized ROCKHOPPER 1993 specs comparison

Dirt Research Kobuk (02)

General Infos

Model	Kobuk (02)
Manufacturer	Dirt Research
Year of production	1997
Current price	Check price Here ==>
Color choice	- teal -Amethyst
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	26 X 2.10 (inches) WTB VelociRaptor
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-RC
Rims manufacturer	32-hole Sun Rims DW 6000
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Columbus DR
Frame type	TIG-welded
Handlebar construction	Dirt Research 140g Aluminum
Handlebar extender	Dirt Research
Handlebar stem details	Dirt Research
Headset size	1 1/8 (inches) Threadless Tioga ST2-E

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Shimano STX RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

Dirt Research Kobuk (02) Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano STX Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Butted Unicrown Crown Tange Chromoly
Fork type	Dirt Research

Other Specs of Dirt Research Kobuk (02)

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

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1993
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 14.5 - 16.5 - 18 - 20 - 22. Womens: 16 - 19.

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Ground Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Altus A10/A20 Brakes
Hubs for disc brakes	Shimano Altus
Rims manufacturer	Specialized X25
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Direct Drive Full DB Chrome-moly
Frame type	TIG-welded Steel
Handlebar construction	5-degree Bend Flat
Handlebar extender	Not Available
Handlebar stem details	CroMo 24-degree Alloy Wedge
Headset size	Not Available

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	26/36/46 Teeth Shimano Altus A10
Gear shift levers	Shimano Altus A10 Rapidfire Plus
Rear gear set	13 - 30 Teeth 7-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	Shimano Altus A20
Derailleur (Rear)	Shimano Altus A10
Fork material	Not Available
Fork type	Direct Drive Chrome-moly

Other Specs of Specialized Rockhopper

Component group sets	Shimano Altus A10/A20 Rapidfire Plus
Pedals details	HTI-P48
Rear shock absorber	Not Available
Saddle seat	Specialized AirGel
Seat post extension	SR TCO With QR