Rocky Mountain ALTITUDE 30 2009 VS Jamis DAKAR SIXFIFTY B2 2011 specs comparison

Rocky Mountain Altitude 30

General Infos

Model	Altitude 30
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 (inches) WTB Wolverine
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano M575 Hydraulic Levers Shimano M575 Disc Brakes
Hubs for disc brakes	Shimano Deore Disc
Rims manufacturer	WTB SpeedDisc XC
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	RMB FORM 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Race Face Ride XC Low Rise
Handlebar extender	Optional
Handlebar stem details	Race Face Ride 31.8
Headset size	1 1/8 (inches) FSA TH-848

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	22/32/44 Teeth Race Face Ride XC X-Type
Gear shift levers	Shimano Deore RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Altitude 30 Fork System Data

Derailleur (Front)	Shimano SLX
Derailleur (Rear)	Shimano XT
Fork material	Single Crown Magnesium and aluminum
Fork type	140 (millimeters) Travel Fox 32 Float R

Other Specs of Rocky Mountain Altitude 30

Component group sets	Shimano Deore
Pedals details	Shimano PD-M520
Rear shock absorber	140 (millimeters) Travel Fox Float RP2
Saddle seat	WTB Rocket V Comp
Seat post extension	30.9 (millimeters) Diameter Race Face Ride XC

Jamis Dakar Sixfifty B2

General Infos

Model	Dakar Sixfifty B2
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Pearl white
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	650B X 2.2 (inches) WTB Wolverine Team XC
Bike rear tire	Not Available
Bike wheel size	650bc Wheels
Brakeset type	Avid XO Hydraulic Disc Levers Avid XO Hydraulic Disc Brakes
Hubs for disc brakes	Rear: AC225 Front: AC 20 (millimeters) Thru-axle
Rims manufacturer	American Classic 650B XC Disc
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Kinesium Alloy
Frame type	Alloy
Handlebar construction	Ritchey Pro Riser
Handlebar extender	Optional
Handlebar stem details	Ritchey Pro 4-Axis
Headset size	FSA Orbit 1.5 ZS

Gearing Specifications

Bicycle chain	KMC X10 SL 10-speed
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM X.O Integrated
Crankset parts and sizes	39/26t Teeth SRAM X.0
Gear shift levers	Sram X.0
Rear gear set	12 - 36 Teeth 10-speed

Jamis Dakar Sixfifty B2 Fork System Data

Derailleur (Front)	34.9 (millimeters) Top Pull SRAM X.0
Derailleur (Rear)	SRAM X.0 Mid Cage
Fork material	Not Available
Fork type	White Brothers Loop

Other Specs of Jamis Dakar Sixfifty B2

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	RockShox Monarch RT
Saddle seat	WTB Vigo Team Carbon
Seat post extension	31.6 (millimeters) Diameter Crank Brothers Jolpin 4R