Rocky Mountain ALTITUDE 30 2011 VS Jamis DAKAR SIXFIFTY 1 2010 specs comparison

Rocky Mountain Altitude 30

General Infos

Model	Altitude 30
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-White
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	Rear: 26 X 2.1'' Maxxis Crossmark Front: 26 X 2.25'' Maxxis Ardent
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 3 Levers Avid Juicy 3 Disc Brakes
Hubs for disc brakes	Shimano M525 Disc
Rims manufacturer	DT Swiss 445D
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition

Frame and Body Specs

Frame materials	FORM 7005 Aluminum
Frame type	Aluminum
Handlebar construction	Easton Lo Rise
Handlebar extender	Optional
Handlebar stem details	Easton 6 Degrees
Headset size	FSa ZS-4D

Gearing Specifications

Bicycle chain	SRAM PC-951
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Deore Hollowtech II
Crankset parts and sizes	44/32/22t Teeth Shimano Deore
Gear shift levers	SRAM X.5 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Altitude 30 Fork System Data

Derailleur (Front)	Shimano SLX
Derailleur (Rear)	SRAM X.7
Fork material	Not Available
Fork type	140 (millimeters) Travel RockShox Sektor RL Solo Air

Other Specs of Rocky Mountain Altitude 30

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	140 (millimeters) Travel Fox Float RL XV
Saddle seat	WTB Rocket V Comp
Seat post extension	30.9 (millimeters) Diameter Easton

Jamis Dakar SixFifty 1

General Infos

Model	Dakar SixFifty 1
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	-Metallic Mash
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 650B X 2.10 (inches) Kenda Nevagal Front: 650B X 2.35 (inches) Kenda Nevagal
Bike rear tire	Not Available
Bike wheel size	650bc Wheels
Brakeset type	Hayes Stroker Ryde Hydraulic Levers Hayes Stroker Ryde With V6 Rotor Brakes
Hubs for disc brakes	Rear: Shimano Deore 6-Bolt Disc Front: Formula Sealed Disc 20 (millimeters) Thru-Axle
Rims manufacturer	32-hole WTB LaserDisc Trail 650B
Spoke nipples type	Nickel-Plated Brass
Spoke wheel	14ga. DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	Kinesium Alloy Front Triangle With STW Optimized 7005 Seat And Chainstays
Frame type	TIG-welded
Handlebar construction	Ritchey MTN Comp Riser OS
Handlebar extender	Optional
Handlebar stem details	Ritchey Comp OS
Headset size	1 1/8 (inches) Threadless FSA ZS-3 Zero Stack

Gearing Specifications

Bicycle chain	SRAM PC-971 With Power Link
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	121 (millimeters) Spindle Shimano ES25
Crankset parts and sizes	44/32/22 Teeth Shimano M521 Hollowtech
Gear shift levers	Shimano SLX RapidFire Plus-SL
Rear gear set	11 - 34 Teeth 9-speed

Jamis Dakar SixFifty 1 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore XT Shadow
Fork material	Single Crown
Fork type	130 (millimeters) Travel White Brothers Fluid 650B

Other Specs of Jamis Dakar SixFifty 1

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	RockShox Ario
Saddle seat	WTB Rocket V Como
Seat post extension	31.6 (millimeters) Diameter Ritchey OS 2-Bolt