Rocky Mountain TRAILHEAD 2003 VS Specialized HARDROCK PRO DISC 2007 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2003
Current price	Check price Here ==>
Color choice	-Near Chrome and Zoom Yellow
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Maxxis MOFO XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Shimano BR-420 Brakes
Hubs for disc brakes	Shimano Alivio
Rims manufacturer	32-hole Alex Ace 19
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Rocky Mountain XC Riser
Handlebar extender	Optional
Handlebar stem details	RMB
Headset size	1 1/8 (inches) Threadless Ritchey

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-48
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN25
Crankset parts and sizes	22/32/42 Teeth Shimano FC-M440
Gear shift levers	Shimano Deore Rapidfire Plus
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Trailhead Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano Deore SGS
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Rock Shox Pilot C

Other Specs of Rocky Mountain Trailhead

Component group sets	Mountain Mix
Pedals details	Big Flats
Rear shock absorber	Not Available
Saddle seat	RMB Custom
Seat post extension	26.8 (millimeters) Diameter RMB

Specialized Hardrock Pro Disc

General Infos

Model	Hardrock Pro Disc
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	-Raw
Sizes	- Xlarge - large - medium - small

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Specialized Resolution
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Sole With BFL Lever Levers Hayes Sole With 6 (inches) Rotor Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Front: Specialized Hi Lo Disc
Rims manufacturer	36-hole Specialized and Alex HRD 26
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized ORE A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Alloy Riser
Handlebar extender	Optional
Handlebar stem details	Specialized
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano CN-HG73
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano ES-25
Crankset parts and sizes	22/32/44 Teeth Shimano FCM-442-8
Gear shift levers	SRAM SX5 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Hardrock Pro Disc Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	SRAM SX5
Fork material	Single Crown Steel and aluminum
Fork type	100 (millimeters) Marzocchi MZ Race LO

Other Specs of Specialized Hardrock Pro Disc

Component group sets	SRAM SX-5/mix
Pedals details	Specialized Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry ATB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust