AMP Research B-4 ALL COUNTRY XTR 2001 VS Specialized DEMO 8 II 2010 specs comparison

AMP Research B-4 All Country XTR

General Infos

Model	B-4 All Country XTR
Manufacturer	AMP Research
Year of production	2001
Current price	Check price Here ==>
Color choice	- Red -Polished
Sizes	- Large - medium - small - xsmall
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Specialized Team Master Front: 26 X 2.00 (inches) Specialized Team Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano XTR Levers AMP D-1 Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: AMP Research D-1
Rims manufacturer	32-hole Sun Rims CR18
Spoke nipples type	Aluminum Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Alcoa 6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	1.5 (inches) Rise Aluminum
Handlebar extender	Not Available
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	American
Bottom bracket type	112.5 (millimeters) Spindle Shimano BB-M952
Crankset parts and sizes	26/36/48 Teeth Shimano XTR M952
Gear shift levers	Shimano XTR RapidFire SL
Rear gear set	12 - 34 Teeth 9-speed

AMP Research B-4 All Country XTR Fork System Data

Derailleur (Front)	Bottom-pull Clamp-on 1 3/8 (inches) Shimano XTR
Derailleur (Rear)	Shimano XTR
Fork material	Linkage Crown Aluminum
Fork type	2.5 (inches) Travel AMP Research F-3 XC

Other Specs of AMP Research B-4 All Country XTR

Component group sets	Shimano XTR
Pedals details	Alloy Platform
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Specialized
Seat post extension	31.6 (millimeters) Diameter Aluminum

Specialized Demo 8 II

General Infos

Model	Demo 8 II
Manufacturer	Specialized
Year of production	2010
Current price	Check price Here ==>
Color choice	-Red and Black
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.3 (inches) Specialized Clutch DH
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Code CR Mag Levers Avid Code CR Mag Brakes
Hubs for disc brakes	20 (millimeters) Thru-axle Rear: Thru-axle 135 (millimeters) With RD Guard Front: Specialized Hi Lo Disc
Rims manufacturer	DT Swiss F550
Spoke nipples type	Not Available
Spoke wheel	14/15/14ga. DT Swiss Competition Stainless

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Demo Low-rise 31.8 (millimeters)
Handlebar extender	Not Available
Handlebar stem details	FUNN RSX Direct Mount
Headset size	1 1/2 (inches) Alloy Integrated 1.5

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-971
Bottom bracket shell width	Not Available
Bottom bracket type	FSA BB-7000
Crankset parts and sizes	36 Teeth FSA Gravity Lite DH
Gear shift levers	SRAM X-9 Trigger
Rear gear set	12 - 26 Teeth 9-speed

Specialized Demo 8 II Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.0 Carbon Short Cage
Fork material	Not Available
Fork type	200 (millimeters) Travel RockShox Boxxer World Cup

Other Specs of Specialized Demo 8 II

Component group sets	Downhill Mix
Pedals details	Specialized Lo Pro Mag
Rear shock absorber	200 (millimeters) Travel Specialized DHX RC4
Saddle seat	Specialized Demo
Seat post extension	30.9 (millimeters) Diameter Thomson