Rocky Mountain TRAILHEAD 2007 VS Specialized HARDROCK SPORT DISC 29 2011 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2007
Current price	Check price Here ==>
Color choice	-Matte Black
Sizes	- 14.5 (inches) - 16 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda Nevegal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 3 Levers Avid Juicy 3 Brakes
Hubs for disc brakes	Shimano M475 Disc
Rims manufacturer	WTB SX-24 With Eyelets
Spoke nipples type	Not Available
Spoke wheel	DT Champion

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	RMB XC Riser
Handlebar extender	Not Available
Handlebar stem details	RMB
Headset size	FSA

Gearing Specifications

Bicycle chain	Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN26
Crankset parts and sizes	Shimano FC-M443
Gear shift levers	Shimano Deore
Rear gear set	Not Available

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano XT
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Marzocchi MZ Super Comp

Other Specs of Rocky Mountain Trailhead

Component group sets	Shimano Deore
Pedals details	Wellgo Big Flats
Rear shock absorber	Not Available
Saddle seat	RMB
Seat post extension	RMB

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