AMP Research B4 1999 VS Chumba EVO (MARZOCCHI Z1 FORK) 2007 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

Chumba EVO (Marzocchi Z1 Fork)

General Infos

Model	EVO (Marzocchi Z1 Fork)
Manufacturer	Chumba
Year of production	2007
Current price	Check price Here ==>
Color choice	- Bronze - Gunmetal - Mist Green - White -Black
Sizes	- Small/medium - medium/large

Wheels And Breaking System

Bike front tire	26 X 2.40 (inches) WTB MotoRaptor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy Carbon Levers Avid Juicy 7 Carbon Brakes
Hubs for disc brakes	Rear: Dt Swiss 340 Disc Front: Dt Swiss 340 Disc Thru Axle
Rims manufacturer	32-hole DT Swiss EX5.1d
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	TruVativ Team
Handlebar extender	Optional
Handlebar stem details	TruVativ Team
Headset size	1 1/8 (inches) Threadless WTB Momentum Cartridge

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	22/32/44 Teeth FSA V-Drive MegaExo
Gear shift levers	SRAM X.9 Trigger
Rear gear set	9-speed

Chumba EVO (Marzocchi Z1 Fork) Fork System Data

Derailleur (Front)	Bottom-pull and bottom Bracket Mount Shimano XTR
Derailleur (Rear)	SRAM X.0 Carbon
Fork material	Single Crown Aluminum and magnesium
Fork type	160 (millimeters) Travel Marzocchi Z1 Lite

Other Specs of Chumba EVO (Marzocchi Z1 Fork)

Component group sets	Mountain Mix
Pedals details	Optional
Rear shock absorber	6 (inches) Travel Fox DHX Air 5.0
Saddle seat	WTB Rocket V
Seat post extension	31.6 (millimeters) Diameter TruVativ Team