Rocky Mountain VERTEX 90 RSL 2010 VS Dirt Research KOBUK (01) 1997 specs comparison

Rocky Mountain Vertex 90 RSL

General Infos

Model	Vertex 90 RSL
Manufacturer	Rocky Mountain
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black and Red
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 (inches) Continental Race King Supersonic
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixer CR Carbon Levers Avid Elixer CR Carbon With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	DT Swiss 240 RWS
Rims manufacturer	Stans ZTR Arch
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition

Frame and Body Specs

Frame materials	RMB FORM C13 Hi Mod Carbon
Frame type	Monocoque
Handlebar construction	660 (millimeters) Race Face Next SL 3/4 Rise
Handlebar extender	Optional
Handlebar stem details	Race Face Deus
Headset size	FSA Orbit CS

Gearing Specifications

Bicycle chain	SRAM PC-991
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Next X-Type
Crankset parts and sizes	22/32/44 Teeth Race Face Next XC Carbon
Gear shift levers	SRAM X.0 Trigger With Matchmaker
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Vertex 90 RSL Fork System Data

Derailleur (Front)	DMD Shimano XT
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Magnesium and aluminum
Fork type	100 (millimeters) Travel Rockshox SID Race Remote

Other Specs of Rocky Mountain Vertex 90 RSL

Component group sets	Mountain Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Fi'zi:k Tundra Mg
Seat post extension	30.9 (millimeters) Diameter Race Face Next SL

Dirt Research Kobuk (01)

General Infos

Model	Kobuk (01)
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)

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 OR
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 (01) Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano STX Top-swing
Derailleur (Rear)	Shimano STX
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Indy XC

Other Specs of Dirt Research Kobuk (01)

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