Rocky Mountain TRAILHEAD 2002 VS Specialized HARDROCK SPORT 2007 specs comparison

Rocky Mountain Trailhead

General Infos

Model	Trailhead
Manufacturer	Rocky Mountain
Year of production	2002
Current price	Check price Here ==>
Color choice	- Blue -Black
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 Alivio Levers Shimano Deore V-Brake Brakes
Hubs for disc brakes	Shimano Alivio
Rims manufacturer	32-hole Sun Rims CR18
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	RMB Rise
Handlebar extender	Optional
Handlebar stem details	RMB
Headset size	1 1/8 (inches) Threadless Ritchey Logic

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-LP27
Crankset parts and sizes	22/32/42 Teeth Shimano Alivio FC-MC20
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 32 Teeth 8-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	Not Available
Fork type	3.0 (inches) Travel Rock Shox Judy TT

Other Specs of Rocky Mountain Trailhead

Component group sets	Mountain Mix
Pedals details	RMB X-Sport With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	RMB Custom
Seat post extension	26.8 (millimeters) Diameter RMB

Specialized Hardrock Sport

General Infos

Model	Hardrock Sport
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	- Black - Blue - Red -Army
Sizes	- Xlarge - xsmall - small - medium - large

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	Shimano EF-50 Levers Tektro V-brake Brakes
Hubs for disc brakes	Rear: Shimano FH-RM30L Front: Specialized
Rims manufacturer	36-hole Specialized and Alex HR 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-HG50
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle TruVativ Power Spline
Crankset parts and sizes	22/32/42 Teeth TruVativ ISO Flow 3.0
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Specialized Hardrock Sport Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Steel and aluminum
Fork type	100 (millimeters) RST Gila Plus T7

Other Specs of Specialized Hardrock Sport

Component group sets	Mountain Mix
Pedals details	Plastic Body Steel Cage
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry ATB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust