AMP Research B-4 XT 1995 VS Specialized ERA FSR COMP CARBON 2011 specs comparison

AMP Research B-4 XT

General Infos

Model	B-4 XT
Manufacturer	AMP Research
Year of production	1995
Current price	Check price Here ==>
Color choice	-Polished
Sizes	- Large - medium - small
Sizes	- Large - medium - small

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Hutchinson
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT M-System Brakes
Hubs for disc brakes	Shimano Deore XT With Suspension Front Axle
Rims manufacturer	32-hole Mavic M231
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Wheelsmith Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	Welded Aluminum
Handlebar construction	Control Tech Aluminum
Handlebar extender	Optional
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Shimano Deore XT

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG90
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT HyperDrive-C
Gear shift levers	Shimano Deore XT RapidFire Plus
Rear gear set	11 - 28 Teeth 8-speed

AMP Research B-4 XT Fork System Data

Derailleur (Front)	Top-pull and clamp-on 35.0 (millimeters) Shimano Deore XT Compact Drive
Derailleur (Rear)	Shimano Deore XT SS
Fork material	Flat Crown Aluminum
Fork type	AMP Research F2

Other Specs of AMP Research B-4 XT

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Vetta SL MTB
Seat post extension	31.6 (millimeters) Diameter Control Tech Control Post

Specialized Era FSR Comp Carbon

General Infos

Model	Era FSR Comp Carbon
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Wht and Carb and Red
Sizes	- Womens small - womens medium - womens large

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.0 (inches) S-Works Fast Trak LK Front: 26 X 2.0 (inches) S-Works The Captain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixir R SL Levers Avid Elixir R SL Brakes
Hubs for disc brakes	Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss X420SL
Spoke nipples type	Not Available
Spoke wheel	1.8/1.6 Double-butted DT Swiss Competition Stainless

Frame and Body Specs

Frame materials	FACT 9m Carbon
Frame type	Bonded and monocoque
Handlebar construction	Specialized XC Low Rise
Handlebar extender	Optional
Handlebar stem details	Specialized XC
Headset size	1 1/8 (inches) - 1 1/2 (inches) 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	24/36 Teeth SRAM S-1250
Gear shift levers	SRAM X.7
Rear gear set	11 - 36 Teeth 10-speed

Specialized Era FSR Comp Carbon Fork System Data

Derailleur (Front)	S1 Direct Mount SRAM X.7
Derailleur (Rear)	SRAM X.9
Fork material	Single Crown Alloy Steerer
Fork type	100 (millimeters) Travel RockShox Reba RLT

Other Specs of Specialized Era FSR Comp Carbon

Component group sets	SRAM Mix
Pedals details	Resin Test Ride Pedals
Rear shock absorber	100 (millimeters) Travel Fox Mini-Brain
Saddle seat	Specialized Women's BG Jett Comp
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback