Rocky Mountain ALTITUDE 30 2009 VS AMP Research B4 1999 specs comparison

Rocky Mountain Altitude 30

General Infos

Model	Altitude 30
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 20.5 (inches)
Sizes	- 15 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	26 (inches) WTB Wolverine
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano M575 Hydraulic Levers Shimano M575 Disc Brakes
Hubs for disc brakes	Shimano Deore Disc
Rims manufacturer	WTB SpeedDisc XC
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	RMB FORM 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Race Face Ride XC Low Rise
Handlebar extender	Optional
Handlebar stem details	Race Face Ride 31.8
Headset size	1 1/8 (inches) FSA TH-848

Gearing Specifications

Bicycle chain	Shimano HG53-9
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Ride XC X-Type
Crankset parts and sizes	22/32/44 Teeth Race Face Ride XC X-Type
Gear shift levers	Shimano Deore RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Altitude 30 Fork System Data

Derailleur (Front)	Shimano SLX
Derailleur (Rear)	Shimano XT
Fork material	Single Crown Magnesium and aluminum
Fork type	140 (millimeters) Travel Fox 32 Float R

Other Specs of Rocky Mountain Altitude 30

Component group sets	Shimano Deore
Pedals details	Shimano PD-M520
Rear shock absorber	140 (millimeters) Travel Fox Float RP2
Saddle seat	WTB Rocket V Comp
Seat post extension	30.9 (millimeters) Diameter Race Face Ride XC

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