Jamis DAKAR XCR PRO 2011 VS AMP Research B4 1999 specs comparison

Jamis Dakar XCR Pro

General Infos

Model	Dakar XCR Pro
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-Golden gate and pearl white
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.9 (inches) Geax Mezcal Front: 26 X 2.1'' Geax Mezcal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT M775 Levers Shimano Deore XT M775 Brakes
Hubs for disc brakes	Shimano Deore XT M775 Center Lock Disc
Rims manufacturer	32-hole Mavic XM317 Disc
Spoke nipples type	Not Available
Spoke wheel	14ga. DT Swiss Champion Stainless Steel

Frame and Body Specs

Frame materials	Full High Modulus Carbon
Frame type	Carbon
Handlebar construction	Ritchey Pro Rizer
Handlebar extender	Optional
Handlebar stem details	Ritchey Pro 4-Axis
Headset size	Ritchey Pro Logic

Gearing Specifications

Bicycle chain	KMC X10SL
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Deore XT Integrated
Crankset parts and sizes	42/32/24t Teeth Shimano Deore XT M770 Hollowtech II
Gear shift levers	Shimano Deore XT M770 Rapidfire
Rear gear set	11 - 34 Teeth 10-speed

Jamis Dakar XCR Pro Fork System Data

Derailleur (Front)	34.9 (millimeters) Top Pull Shimano Deore XT M771
Derailleur (Rear)	Shimano Deore XT M773 Shadow
Fork material	Not Available
Fork type	100 (millimeters) Travel Fox 32 F RL FIT

Other Specs of Jamis Dakar XCR Pro

Component group sets	Shimano Deore XT
Pedals details	Not Available
Rear shock absorber	100 (millimeters) Travel Fox Float RP2 BV
Saddle seat	WTB Silverado Team
Seat post extension	31.6 (millimeters) Diameter Ritchey Pro 2 Bolt

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

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