AMP Research B4 1999 VS Felt VIRTUE 1 2008 specs comparison

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
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

Felt Virtue 1

General Infos

Model	Virtue 1
Manufacturer	Felt
Year of production	2008
Current price	Check price Here ==>
Color choice	-Ghost White
Sizes	- (S)15.5 (inches) - (M) 17.5 (inches) - (L) 19.5 (inches) - 21.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Maxxis Ignitor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano XT Hydraulic Servo Wave Levers Shimano XT Disc With 180 (millimeters) Rotor Front and Shimano XT Disc With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Shimano XT Centerlock Disc
Rims manufacturer	32-hole Shimano XT Centerlock Disc
Spoke nipples type	Not Available
Spoke wheel	Straight Pull Shimano

Frame and Body Specs

Frame materials	Carbon Sub-Frame With Hydroformed TT 7005 Double Butted Aluminum
Frame type	TIG-welded
Handlebar construction	Butted Aluminum Riser
Handlebar extender	Optional
Handlebar stem details	Aluminum Forged
Headset size	1 1/8 (inches) Integrated

Gearing Specifications

Bicycle chain	Shimano HG-73
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	22/32/44 Teeth Shimano XT Hollowtech 2
Gear shift levers	Shimano XT Rapid Fire
Rear gear set	11 - 32 Teeth 9-speed

Felt Virtue 1 Fork System Data

Derailleur (Front)	Shimano XT
Derailleur (Rear)	Shimano XT Shadow
Fork material	Single Crown Aluminum and magnesium
Fork type	100 - 130 (millimeters) Adjustable Travel RockShox Revelation 409 U-Turn Air

Other Specs of Felt Virtue 1

Component group sets	Shimano XT
Pedals details	Not Available
Rear shock absorber	130 (millimeters) Travel Fox Float RP23
Saddle seat	FELT Facade Race
Seat post extension	27.2 (millimeters) Diameter Alloy Micro Adjust 2-bolt