ProFlex 957 1997 VS K2 4000 1999 specs comparison

ProFlex 957

General Infos

Model	957
Manufacturer	ProFlex
Year of production	1997
Current price	Check price Here ==>
Color choice	-Brushed
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Michelin Wild Gripper Lite-S Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Altek V Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Rear: Shimano Deore XT Front: Hersey Naked
Rims manufacturer	32-hole Mavic 220S
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double Butted Wheelsmith XL-15 Stainless Steel

Frame and Body Specs

Frame materials	Easton ProGram Elite Double-butted With Carbon Fiber Swingarm
Frame type	TIG-welded
Handlebar construction	Aluminum Easton
Handlebar extender	Control Tech Stix Team Issue
Handlebar stem details	Control Tech
Headset size	1 1/8 (inches) Threadless Dia-Compe Kontak Aheadset DL-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Sachs SC-40
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	115 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/44 Teeth Kooka
Gear shift levers	Grip Shift ESP 900
Rear gear set	11 - 30 Teeth 8-speed

ProFlex 957 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Grip Shift ESP 9.0
Fork material	Double Triple-clamp Crown Easton Carbon Fiber
Fork type	Girvin Crosslink Pro Carbon With NR-2

Other Specs of ProFlex 957

Component group sets	Grip Shift and Shimano Deore XT
Pedals details	Proflex Mag-T
Rear shock absorber	4.0 (inches) Travel Noleen NR-4 Piggyback
Saddle seat	Selle Royal Fizik
Seat post extension	27.2 (millimeters) Diameter Control Tech Ultra-Lite

K2 4000

General Infos

Model	4000
Manufacturer	K2
Year of production	1999
Current price	Check price Here ==>
Color choice	- Team White and Red Fade -Gloss Grey
Sizes	- Large - medium

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Panaracer Mach SK Front: 26 X 1.95 (inches) Panaracer Mach SS
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Avid SD-25 Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Sun Rims Sub 4
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Easton 7005 Elite
Frame type	TIG-welded
Handlebar construction	Easton EA-70
Handlebar extender	Titec Shorty
Handlebar stem details	Titec Big AL
Headset size	1 1/8 (inches) Threadless Tange-Seiki DX-2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (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 - 32 Teeth 9-speed

K2 4000 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano Deore XT
Fork material	Linkage Crown Aluminum
Fork type	3.0 (inches) Travel Noleen Cross-Link Elite S With Smart Shock

Other Specs of K2 4000

Component group sets	Shimano Deore XT
Pedals details	K2 Mag-C Clipless
Rear shock absorber	4.7 (inches) Travel Noleen NR-2
Saddle seat	Selle Italia Nitrox PD
Seat post extension	27.2 (millimeters) Diameter Easton EA-70