Specialized STUMPJUMPER FSR PRO 2009 VS K2 PROFLEX BEAST 1998 specs comparison

Specialized Stumpjumper FSR Pro

General Infos

Model	Stumpjumper FSR Pro
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Warm Silver
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 2.20 (inches) Specialized S-Works The Captain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Ultimate SL Hydraulic Levers Avid Ultimate SL With 203 Or 185 (millimeters) Rotor Front and Avid Ultimate SL With 185 Or 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Rear: DT Swiss 280S With RWS Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss XR 4.2D
Spoke nipples type	Alloy
Spoke wheel	14/17/15ga. Butted DT Swiss Super Comp Stainless Steel

Frame and Body Specs

Frame materials	Specialized M5 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized XC Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized Adjustable
Headset size	1 1/8 (inches) Cartridge

Gearing Specifications

Bicycle chain	SRAM PC-971
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano XT Hollowtech II
Crankset parts and sizes	Shimano 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)	DMD Shimano XT
Derailleur (Rear)	SRAM X.0
Fork material	Single Crown Magnesium and aluminum
Fork type	100 - 140 (millimeters) Adjustable Travel Fox Talas RLC With Talas 3

Other Specs of Specialized Stumpjumper FSR Pro

Component group sets	SRAM X.0/mix
Pedals details	Not Available
Rear shock absorber	120 (millimeters) Travel Specialized AFR Brain Shock
Saddle seat	Specialized Format
Seat post extension	30.9 (millimeters) Diameter Thomson Elite Set-back

K2 ProFlex Beast

General Infos

Model	ProFlex Beast
Manufacturer	K2
Year of production	1998
Current price	Check price Here ==>
Color choice	- purple and yellow -Black with red vertebrae
Sizes	- Large - medium - small - way big

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Panaracer Smoke Kevlar Front: 26 X 2.10 (inches) Panaracer Dart Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Levers Shimano Deore LX V-Brake Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	36-hole Sun Rims XC
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Titec Enduro Hell Bent
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 1/8 (inches) Threadless Aheadset Kontak AL-2

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-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 30 Teeth 8-speed

K2 ProFlex Beast 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	Double Triple-clamp Crown Aluminum and magnesium
Fork type	K2 Bikes Proflex Girvin Noleen Pipeline Chubby LT

Other Specs of K2 ProFlex Beast

Component group sets	Shimano Deore LX
Pedals details	K2 Mag C
Rear shock absorber	5.0 (inches) Travel Noleen NR-2
Saddle seat	Selle Royal
Seat post extension	27.2 (millimeters) Diameter Polygon PM-312