Specialized ROCKHOPPER A1 PRO FS 2000 VS Specialized S-WORKS M4 2001 specs comparison

Specialized Rockhopper A1 Pro FS

General Infos

Model	Rockhopper A1 Pro FS
Manufacturer	Specialized
Year of production	2000
Current price	Check price Here ==>
Color choice	- Pearl Yellow and Black -Burnt Red and Black
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Dirt Master Comp Front: 26 X 1.90 (inches) Specialized Dirt Control Comp
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid AD-1.0 L Levers Avid 1D-10 Brakes
Hubs for disc brakes	Rear: Specialized Megaphone Comp Front: Specialized STOUT
Rims manufacturer	32-hole Rear: Ritchey Rock Comp OCR Front: Ritchey Rock Comp
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Specialized Stainless Steel

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN40
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm Comp
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 Pro FS Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.15 (inches) Travel Answer Manitou SX

Other Specs of Specialized Rockhopper A1 Pro FS

Component group sets	Mountain Mix
Pedals details	Specialized Double Sided Clipless
Rear shock absorber	Not Available
Saddle seat	Specialized Rockhopper Comp
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy

Specialized S-Works M4

General Infos

Model	S-Works M4
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- White -Team Red
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Mount Baldy Front: 26 X 1.90 (inches) Specialized Rockster
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano XTR RapidFire SL Levers Shimano XTR V-Brake Brakes
Hubs for disc brakes	Mavic Crossmax
Rims manufacturer	18-hole and 20-hole Mavic Crossmax Tubeless
Spoke nipples type	Not Available
Spoke wheel	Double-butted Mavic Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 Aluminum
Frame type	TIG-welded
Handlebar construction	S-Works 2014 Aluminum
Handlebar extender	Optional
Handlebar stem details	S-Works Aluminum
Headset size	1 1/8 (inches) Threadless Tange-Seiki SE

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-ES70
Crankset parts and sizes	22/32/44 Teeth S-Works Forged
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized S-Works M4 Fork System Data

Derailleur (Front)	Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano XTR SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Sid SL

Other Specs of Specialized S-Works M4

Component group sets	Mountain Mix
Pedals details	Time ATAC
Rear shock absorber	Not Available
Saddle seat	Specialized S-Works
Seat post extension	30.9 (millimeters) Diameter Thomson Elite