Rocky Mountain FLOW DJ 2009 VS Specialized HARDROCK SPORT DISC 29 2011 specs comparison

Rocky Mountain Flow DJ

General Infos

Model	Flow DJ
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-White
Sizes	- Small/medium - medium/large
Sizes	- Small/medium - medium/large

Wheels And Breaking System

Bike front tire	26 (inches) Maxxis Holy Roller
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano M575 Hydraulic Rear Levers Shimano M575 Disc Rear Brakes
Hubs for disc brakes	Rear: Wheeltech Cartridge Disc With 10 (millimeters) Solid Axle Front: Wheeltech Cartridge Disc 20 (millimeters) Axle
Rims manufacturer	Mavic EX325
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	4130 chromoly c
Frame type	TIG-welded
Handlebar construction	RMB DH Alloy Riser
Handlebar extender	Optional
Handlebar stem details	RMB DH Alloy 31.8 (millimeters)
Headset size	1 1/8 (inches) FSA Impact

Gearing Specifications

Bicycle chain	KMC 510HX
Bottom bracket shell width	Not Available
Bottom bracket type	Samox AX02-SB
Crankset parts and sizes	30 Teeth Samox BFC-02
Gear shift levers	Not Available
Rear gear set	14 Teeth 1-speed

Rocky Mountain Flow DJ Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single
Fork type	80 (millimeters) Travel Marzocchi Dirt Jumper 2

Other Specs of Rocky Mountain Flow DJ

Component group sets	Dirt Jump Mix
Pedals details	RMB Flat
Rear shock absorber	Not Available
Saddle seat	Alienation Toliet Pivotal
Seat post extension	27.2 (millimeters) Diameter Alienation Billy Club Pivotal

Specialized Hardrock Sport Disc 29

General Infos

Model	Hardrock Sport Disc 29
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Brn -Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.0 (inches) Specialized Fast Track LK Sport
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	36-hole Alex RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Rise
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Disc 29 Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.4
Fork material	Single
Fork type	80 (millimeters) SR Suntour SF11

Other Specs of Specialized Hardrock Sport Disc 29

Component group sets	Mountain Mix
Pedals details	Composite Platform
Rear shock absorber	Not Available
Saddle seat	Specialized XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust