AMP Research B4 F4BLT 1998 VS Specialized STUMPJUMPER COMP 29ER 2011 specs comparison

AMP Research B4 F4BLT

General Infos

Model	B4 F4BLT
Manufacturer	AMP Research
Year of production	1998
Current price	Check price Here ==>
Color choice	- Candy Apple Red -Ball-Burnished
Sizes	- Large - medium - small - xsmall
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	Optional
Bike rear tire	Not Available
Bike wheel size	Optional 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
Rims manufacturer	Mavic 238
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alcoa Alcalyte 6013 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Control Tech Aluminum
Handlebar extender	Optional
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

AMP Research B4 F4BLT Fork System Data

Derailleur (Front)	Top-pull Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Linkage Crown Alcoa Alcalyte 6013 T6 Aluminum
Fork type	AMP Research F4BLT

Other Specs of AMP Research B4 F4BLT

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Vetta TT
Seat post extension	31.6 (millimeters) Diameter Control Tech Or Thomson

Specialized Stumpjumper Comp 29er

General Infos

Model	Stumpjumper Comp 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Blk and Red Test - Sil and Blk -Lime and Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 1.95 (inches) S-Works Renegade
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Elixir R SL Levers Avid Elixir R SL Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	32-hole DT Swiss X450SL
Spoke nipples type	Not Available
Spoke wheel	15ga. Butted DT Swiss Champion Stainless

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized XC Flat 31.8 (millimeters)
Handlebar extender	Optional
Handlebar stem details	Specialized XC
Headset size	1 1/8 (inches) Threadless Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM GXP
Crankset parts and sizes	22/33/44 Teeth SRAM Alloy S-1250
Gear shift levers	SRAM X.7
Rear gear set	11 - 36 Teeth 10-speed

Specialized Stumpjumper Comp 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp SRAM X.7
Derailleur (Rear)	SRAM X.9
Fork material	Single Crown Alloy Steerer
Fork type	90 (millimeters) Travel RockShox Reba RLT 29

Other Specs of Specialized Stumpjumper Comp 29er

Component group sets	SRAM Mix
Pedals details	Resin Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Specialized BG Phenom Comp
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback