AMP Research B4 F4BLT CARBON 1998 VS GT DH-I 2007 specs comparison

AMP Research B4 F4BLT Carbon

General Infos

Model	B4 F4BLT Carbon
Manufacturer	AMP Research
Year of production	1998
Current price	Check price Here ==>
Color choice	- Candy Apple Red -Ball-Burnished
Sizes	- Large - medium - small - xsmall
Sizes	- Large - medium - small - xsmall

Wheels And Breaking System

Bike front tire	Optional
Bike rear tire	Not Available
Bike wheel size	Optional 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
Rims manufacturer	Mavic 238
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon Fiber Rear Triangle Alcoa 6013 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Control Tech Aluminum
Handlebar extender	Optional
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG70
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore XT
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

AMP Research B4 F4BLT Carbon Fork System Data

Derailleur (Front)	Top-pull Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Linkage Crown Aluminum and carbon Fiber
Fork type	AMP Research F4BLT

Other Specs of AMP Research B4 F4BLT Carbon

Component group sets	Shimano Deore XT
Pedals details	Optional
Rear shock absorber	3.0 (inches) Travel AMP Research
Saddle seat	Vetta TT
Seat post extension	31.6 (millimeters) Diameter Control Tech Or Thomson

GT DH-i

General Infos

Model	DH-i
Manufacturer	GT
Year of production	2007
Current price	Check price Here ==>
Color choice	-NASA White
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.35 (inches) Kenda Nevegal Front: 26 X 2.50 (inches) Kenda Nevegal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Juicy 7 Levers Avid Juicy 7 With 8 (inches) Rotor Front and Avid Juicy 7 With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Rear: DT Swiss FW 440 12 (millimeters) Thru Axle Front: DT Swiss FW 440 20 (millimeters) Thru Axle
Rims manufacturer	Sun MTX Welded
Spoke nipples type	DT Brass
Spoke wheel	14/15ga. DT Swiss

Frame and Body Specs

Frame materials	GT DH-i Aluminum and Carbon Fiber
Frame type	TIG-welded and Monocoque
Handlebar construction	Easton MonkeyLite DH Carbon
Handlebar extender	Optional
Handlebar stem details	Easton Vice
Headset size	FSA Pig DH Pro

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Saint
Crankset parts and sizes	42 Teeth Shimano Saint
Gear shift levers	SRAM X.0
Rear gear set	12 - 25 Teeth 9-speed

GT DH-i Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	SRAM X.0 Short Cage
Fork material	Dual Crown Aluminum and magnesium
Fork type	203 (millimeters) Travel Rock Shox Boxxer World Cup

Other Specs of GT DH-i

Component group sets	Downhill Mix
Pedals details	Optional
Rear shock absorber	8.5 (inches) Travel Fox DHX Coil 5.0
Saddle seat	SDG I-Fly I-Beam
Seat post extension	AL 2014 SDG I-Beam