Specialized STUMPJUMPER FSR EXPERT 2010 VS AMP Research B4 1999 specs comparison

Specialized Stumpjumper FSR Expert

General Infos

Model	Stumpjumper FSR Expert
Manufacturer	Specialized
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black
Sizes	- Small - medium - large - xlarge - xxlarge
Sizes	- Small - medium - large - xlarge - xxlarge

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.00 (inches) S-Works The Captain Control Front: 26 X 2.20 (inches) S-Works Purgatory
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixir CR SL Levers Avid Elixir CR SL Brakes
Hubs for disc brakes	Rear: Dt Swiss 330 SL Front: Specialized Hi Lo Disc
Rims manufacturer	DT Swiss X420SL
Spoke nipples type	Not Available
Spoke wheel	1.8/1.6 DT Swiss Competition

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized XC Low Rise Butted Alloy
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	SRAM PC-971
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano External Bearing
Crankset parts and sizes	22/32/44 Teeth Shimano M-762 XT
Gear shift levers	SRAM X-9 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper FSR Expert Fork System Data

Derailleur (Front)	DMD Shimano SLX FD-M660
Derailleur (Rear)	SRAM X-0 Mid-cage
Fork material	Not Available
Fork type	140/120/100 (millimeters) Adjustable Travel Fox 32 Talas RL

Other Specs of Specialized Stumpjumper FSR Expert

Component group sets	Not Available
Pedals details	Not Available
Rear shock absorber	140 (millimeters) Travel Specialized AFR Brain Fade
Saddle seat	Specialized Format
Seat post extension	30.9 (millimeters) Diameter Single Bolt Setback 2014 Butted Alloy

AMP Research B4

General Infos

Model	B4
Manufacturer	AMP Research
Year of production	1999
Current price	Check price Here ==>
Color choice	- Polished -Candy Apple Red
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Hutchinson On The Rocks
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers AMP D1 Hydraulic Disc Brake System Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: AMP Research D1
Rims manufacturer	32-hole Mavic X221
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Alcoa Alcalyte 6013 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Hsin Lung Aluminum
Handlebar extender	Optional
Handlebar stem details	Hsin Lung Aluminum
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG90
Bottom bracket shell width	68 (millimeters) Threadless
Bottom bracket type	110.5 (millimeters) Spindle Shimano Deore XT
Crankset parts and sizes	22/32/44 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 34 Teeth 9-speed

AMP Research B4 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT GS
Fork material	Linkage Crown Alcoa Alcalyte 6013 T6 Aluminum
Fork type	2.25 (inches) Travel AMP Research F3 XC

Other Specs of AMP Research B4

Component group sets	Shimano Deore XT
Pedals details	Platform
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Serfas Lola
Seat post extension	31.6 (millimeters) Diameter JD Components