K2 RAZORBACK 4.0 2003 VS Specialized STUMPJUMPER FSR PRO 2007 specs comparison

K2 Razorback 4.0

General Infos

Model	Razorback 4.0
Manufacturer	K2
Year of production	2003
Current price	Check price Here ==>
Color choice	-Brushed Alloy and Red
Sizes	- Large - medium - small - way big
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) WTB Weirwolf
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial 7 Levers Avid Single Digit 7 Brakes
Hubs for disc brakes	Sealed Mechanism
Rims manufacturer	32-hole Ritchey Girder Pro
Spoke nipples type	Not Available
Spoke wheel	DT

Frame and Body Specs

Frame materials	Double-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Race Face Prodigy XC
Handlebar extender	Optional
Handlebar stem details	Race Face Prodigy
Headset size	1 1/8 (inches) Threadless Cane Creek IS-2 Integrated

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	TruVativ ISIS Drive
Crankset parts and sizes	22/32/44 Teeth Race Face Prodigy ISIS
Gear shift levers	Shimano Deore LX
Rear gear set	11 - 32 Teeth 9-speed

K2 Razorback 4.0 Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT
Fork material	Single Crown Aluminum and magnesium
Fork type	80 (millimeters) Travel Rock Shox Sid Race

Other Specs of K2 Razorback 4.0

Component group sets	Mountain Mix
Pedals details	Time ATAC Alium
Rear shock absorber	Fox Vanilla RL
Saddle seat	WTB Rocket V
Seat post extension	31.6 (millimeters) Diameter Race Face Evolve XC

Specialized Stumpjumper FSR Pro

General Infos

Model	Stumpjumper FSR Pro
Manufacturer	Specialized
Year of production	2007
Current price	Check price Here ==>
Color choice	-Anodized Organic
Sizes	- Xlarge - small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Specialized Resolution Pro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Magura Marta Levers Magura Marta With 200 (millimeters) Rotor Front and Magura Marta With 180 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: DT Swiss Custom SL Front: Specialized Stout Disc
Rims manufacturer	32-hole DT Swiss XR 4.2D
Spoke nipples type	Alloy
Spoke wheel	14/17/15ga. Butted DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 ORE Aluminum
Frame type	TIG-welded and monocoque
Handlebar construction	SBC OS XC Carbon Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Adjustable
Headset size	1 1/8 (inches) Threadless Alloy Sealed

Gearing Specifications

Bicycle chain	SRAM PC-951
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	22/32/44 Teeth Shimano Deore XT
Gear shift levers	SRAM X.0 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper FSR Pro Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Deore XT
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Aluminum and magnesium
Fork type	100-140 (millimeters) Fox Talas X

Other Specs of Specialized Stumpjumper FSR Pro

Component group sets	SRAM X.0/mix
Pedals details	Shimano PD-M520
Rear shock absorber	120 (millimeters) Specialized AFR Flow Control
Saddle seat	Specialized BG Rival Titanium
Seat post extension	30.9 (millimeters) Diameter Thomson Elite