Rocky Mountain TRAILHEAD 2003 VS Specialized HARDROCK COMP DISC 2006 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 Comp Disc

General Infos

Model	Hardrock Comp Disc
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Wire Bead 26 X 2.20 (inches) Specialized Enduro Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes HML-1 Levers Mechanical Disc With 6 (inches) Wave Cut Rotor Brakes Hayes HMX-2 XC
Hubs for disc brakes	Rear: Joy-Tech Disc Disc Cassette Ground Race Double Sealed Loose Ball Ground Race Double Sealed Loose Ball With Alloy QR Front: Joy-Tech
Rims manufacturer	36-hole SUN DitchWitch
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	38 (millimeters) Rise 6 Degree Upsweep 640 (millimeters) Width 8 Degree Sweep Alloy
Handlebar extender	Optional
Handlebar stem details	10 Degree Rise Alloy Specialized Mobius
Headset size	Sealed Ball Retainer 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Truvativ Power Spline
Crankset parts and sizes	22t and 32t Heat Treated Cro-Mo and 42t Cro-Mo Teeth Power Spline Alloy Capless Bolts Truvativ ISO-Flo
Gear shift levers	8-speed SRAM SX-4 Trigger
Rear gear set	11 - 32 Teeth 9-speed

Specialized Hardrock Comp Disc Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Botttom Pull Top Swing SRAM 3.0
Derailleur (Rear)	8-speed Mid Cage SRAM SX-5
Fork material	Single Crown Magnesium and aluminum and steel
Fork type	100 (millimeters) Marzocchi MZ-3

Other Specs of Specialized Hardrock Comp Disc

Component group sets	SRAM Mix
Pedals details	Specialized Alloy Platform With 9/16 (inches) Cr-Mo Spindle
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport MTB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust