K2 PROFLEX 4000 SE 1998 VS Specialized STUMPJUMPER FSR EXPERT CARBON 2011 specs comparison

K2 ProFlex 4000 SE

General Infos

Model	ProFlex 4000 SE
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- red -Blue
Sizes	- Large - medium - small - way big
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Panaracer Duster II Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims Sub 342
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro 141
Handlebar extender	Aluminum
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs PC-51
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex 4000 SE Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Linkage Crown Aluminum
Fork type	Noleen Cross-Link CS

Other Specs of K2 ProFlex 4000 SE

Component group sets	Shimano Deore XT
Pedals details	K2 Mag C
Rear shock absorber	4.0 (inches) Travel K2 Smart Shock
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Titec PG

Specialized Stumpjumper FSR Expert Carbon

General Infos

Model	Stumpjumper FSR Expert Carbon
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Wht and Red
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.0 (inches) Specialized The Captain Control Front: 26 X 2.2 (inches) S-Works Purgatory
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Elixir CR SL Levers Avid Elixir CR SL Brakes
Hubs for disc brakes	Roval Control Trail AL
Rims manufacturer	24-hole and 28-hole Roval Control Trail AL
Spoke nipples type	Not Available
Spoke wheel	1.8/1.6 Double-butted DT Swiss Revolution Stainless

Frame and Body Specs

Frame materials	FACT 9m Carbon
Frame type	Bonded and monocoque
Handlebar construction	Specialized XC Low Rise
Handlebar extender	Optional
Handlebar stem details	Specialized XC
Headset size	1 1/8 (inches) - 1 1/2 (inches) Campy Spec Integrated Sealed Cartridge Bearing

Gearing Specifications

Bicycle chain	KMC X10
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM GXP
Crankset parts and sizes	24/38 Teeth SRAM Carbon S-2200
Gear shift levers	SRAM X.9
Rear gear set	11 - 36 Teeth 10-speed

Specialized Stumpjumper FSR Expert Carbon Fork System Data

Derailleur (Front)	S1 Direct Mount SRAM X.7
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Alloy Steerer
Fork type	110-140 (millimeters) Adjustable Travel Fox 140 TALAS RL

Other Specs of Specialized Stumpjumper FSR Expert Carbon

Component group sets	Mountain Mix
Pedals details	Resin Test Ride Pedals
Rear shock absorber	140 (millimeters) Travel Fox Brain
Saddle seat	Specialized BG Henge Comp
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback