Rocky Mountain VERTEX 30 2007 VS Dirt Research KOBUK SUSPENSION 1995 specs comparison

Rocky Mountain Vertex 30

General Infos

Model	Vertex 30
Manufacturer	Rocky Mountain
Year of production	2007
Current price	Check price Here ==>
Color choice	- Ice White -GM Silver
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Mibro Marathon
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Shimano Deore Brakes
Hubs for disc brakes	Shimano Deore
Rims manufacturer	Alex DP-17
Spoke nipples type	Not Available
Spoke wheel	DT Champion Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Easton EA30
Handlebar extender	Not Available
Handlebar stem details	Easton EA30
Headset size	FSA

Gearing Specifications

Bicycle chain	Shimano HG53-9
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Ride XC X-Type
Crankset parts and sizes	Race Face Ride XC X-Type
Gear shift levers	Shimano Deore RapidFire
Rear gear set	9-speed

Rocky Mountain Vertex 30 Fork System Data

Derailleur (Front)	Shimano XT
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium and steel
Fork type	105 (millimeters) Travel Marzocchi MX Pro

Other Specs of Rocky Mountain Vertex 30

Component group sets	Shimano Deore
Pedals details	Shimano PD-M520
Rear shock absorber	Not Available
Saddle seat	RMB
Seat post extension	Easton EA30

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)

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