Specialized ROCKHOPPER A1 FS 2001 VS Specialized STUMPJUMPER M4 2002 specs comparison

Specialized Rockhopper A1 FS

General Infos

Model	Rockhopper A1 FS
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- White and Red -Blue and White
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master Sport Front: 26 X 1.90 (inches) Specialized Team Control Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers ProMax Linear-pull Brakes
Hubs for disc brakes	Rear: Specialized Megaphone Comp Front: Specialized Aluminum
Rims manufacturer	32-hole Weinmann Zac 19
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Specialized Stainless Steel

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-LP27
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm 2 Sport
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 FS Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy Special

Other Specs of Specialized Rockhopper A1 FS

Component group sets	Mountain Mix
Pedals details	Specialized Resin
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport
Seat post extension	30.9 (millimeters) Diameter Specialized Aluminum

Specialized Stumpjumper M4

General Infos

Model	Stumpjumper M4
Manufacturer	Specialized
Year of production	2002
Current price	Check price Here ==>
Color choice	-Silver and White
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Specialized Rockster Pro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD 5 Levers Avid Single Digit 3 Brakes
Hubs for disc brakes	Rear: Shimano Deore Front: Specialized Stout
Rims manufacturer	28-hole and 32-hole Mavic X221
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Riser
Headset size	1 1/8 (inches) Threadless Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-ES50
Crankset parts and sizes	22/32/44 Teeth Specialized Strong Arm II
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Stumpjumper M4 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Duke XC

Other Specs of Specialized Stumpjumper M4

Component group sets	Mountain Mix
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro
Seat post extension	30.9 (millimeters) Diameter Aluminum