Rocky Mountain FLOW DJ 2009 VS Specialized HARDROCK PRO DISC 2008 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 Pro Disc

General Infos

Model	Hardrock Pro Disc
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- brown -Charcoal and silver
Sizes	- 12 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 24 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1 (inches) Specialized Resolution Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Hi-Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized and Alex HRD 26
Spoke nipples type	Not Available
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Alloy Enduro Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 31.8 (millimeters)
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMX X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	126 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M341-8
Gear shift levers	Shimano Acera SL-MC40
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Pro Disc Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	Shimano Alivio RD-M410
Fork material	Single Crown Crown Aluminum and steel
Fork type	80/100 (millimeters) Travel SR Suntour SF7-XCM-HLO

Other Specs of Specialized Hardrock Pro Disc

Component group sets	Mountain Mix
Pedals details	Specialized Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Specialized Aggro With Kevlar Sides
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt