AMP Research B4 F4BLT CARBON 1998 VS K2 RAZORBACK 4.0 2001 specs comparison

AMP Research B4 F4BLT Carbon

General Infos

Model	B4 F4BLT Carbon
Manufacturer	AMP Research
Year of production	1998
Current price	🛒 View Price →
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

K2 Razorback 4.0

General Infos

Model	Razorback 4.0
Manufacturer	K2
Year of production	2001
Current price	🛒 View Price →
Color choice	-White and Blue two-toned
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.00 (inches) WTB NanoRaptor DNA Front: 26 X 2.10 (inches) WTB NanoRaptor DNA
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 5 Levers Avid Single Digit 7 Brakes
Hubs for disc brakes	WTB SpeedDisc XC
Rims manufacturer	32-hole WTB SpeedMaster
Spoke nipples type	Not Available
Spoke wheel	15/15g WTB Stainless Steel

Frame and Body Specs

Frame materials	Easton Ultralite
Frame type	TIG-welded
Handlebar construction	Titec Enduro XC
Handlebar extender	Optional
Handlebar stem details	Titec Big AL
Headset size	WTB Momentum Comp ST

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z9000
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Sealex Splined
Crankset parts and sizes	TruVativ Stylo A3
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

K2 Razorback 4.0 Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano XT
Fork material	Triple-clamp
Fork type	3.15 (inches) Travel Noleen Mega Air

Other Specs of K2 Razorback 4.0

Component group sets	Mountain Mix
Pedals details	Wellgo M9 Clipless
Rear shock absorber	3.0 (inches) Travel Noleen Mega Air Pull-Shock
Saddle seat	WTB TriLite Cromoly
Seat post extension	Titec X-Wing Lite