K2 PROFLEX 4000 1998 VS Rocky Mountain RM6 2001 specs comparison

K2 ProFlex 4000

General Infos

Model	ProFlex 4000
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 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 ELT

Other Specs of K2 ProFlex 4000

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

Rocky Mountain RM6

General Infos

Model	RM6
Manufacturer	Rocky Mountain
Year of production	2001
Current price	Check price Here ==>
Color choice	-Holographic red and shredded silver
Sizes	- 16.5 (inches) - 18 (inches) - 19.5 (inches)

Wheels And Breaking System

Bike front tire	Maxxis Mofo
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Hayes Hydraulic Disc Levers Hayes Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Rocky Mountain Disk Front: Rocky Mountain QR20 Disk
Rims manufacturer	Sun Rims Rhyno Lite
Spoke nipples type	Not Available
Spoke wheel	DT Stainless Steel

Frame and Body Specs

Frame materials	Easton RAD
Frame type	TIG-welded
Handlebar construction	Rocky Mountain DH #1 Riser
Handlebar extender	Optional
Handlebar stem details	Rocky Mountain Pig DH
Headset size	1 1/8 (inches) Threadless Rocky Mountain Pig DH

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/44 Teeth Race Face Prodigy
Gear shift levers	SRAM 9.0 Half Pipe
Rear gear set	9-speed

Rocky Mountain RM6 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore LX Top-swing
Derailleur (Rear)	SRAM ESP 9.0
Fork material	Triple-clamp Crown Aluminum
Fork type	Marzocchi Z-1 MCR QR20

Other Specs of Rocky Mountain RM6

Component group sets	Mountain Mix
Pedals details	Shimano PD-M424 SPD
Rear shock absorber	6.0 (inches) Travel Fox Vanilla R
Saddle seat	Selle Italia Custom Karve
Seat post extension	26.8 (millimeters) Diameter Race Face Prodigy