Specialized ROCKHOPPER A1 COMP FS 1998 VS Rocky Mountain TRAILHEAD 2003 specs comparison

Specialized Rockhopper A1 Comp FS

General Infos

Model	Rockhopper A1 Comp FS
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Dirt Master Comp Kevlar Front: 26 X 1.90 (inches) Specialized Dirt Control Comp Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Plus Levers Dia-Compe VC-767 Brakes
Hubs for disc brakes	Q and R Ritchey Aluminum
Rims manufacturer	32-hole Rear: Ritchey Rock OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Premium Plus Aluminum
Frame type	TIG-welded
Handlebar construction	Ritchey ForceLite
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano IG
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Specialized Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Specialized Strong Arm Comp
Gear shift levers	Shimano Rapidfire
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper A1 Comp FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano STX-RC Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Answer Manitou Spyder R

Other Specs of Specialized Rockhopper A1 Comp FS

Component group sets	Mountain Mix
Pedals details	Ritchey Logic
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong Revolution Carbotech Suspension
Seat post extension	30.9 (millimeters) Diameter Ritchey Expert

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)

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