Specialized STUMPJUMPER M4 PRO 2002 VS Rocky Mountain VERTEX 2001 specs comparison

Specialized Stumpjumper M4 Pro

General Infos

Model	Stumpjumper M4 Pro
Manufacturer	Specialized
Year of production	2002
Current price	Check price Here ==>
Color choice	- White -Red
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.90 (inches) Specialized Rockster
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid Speed Dial Ti Levers Avid Single Digit Ti Brakes
Hubs for disc brakes	Rear: DT Swiss Onyx Front: Specialized Stout
Rims manufacturer	28-hole and 32-hole Mavic X517
Spoke nipples type	Aluminum Nipples
Spoke wheel	15ga. Double-butted DT Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Riser
Headset size	1 1/8 (inches) Threadless Aluminum

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-ES50
Crankset parts and sizes	22/32/44 Teeth Specialized Strong Arm II
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Stumpjumper M4 Pro Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore XT
Derailleur (Rear)	Shimano XTR SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Sid SL

Other Specs of Specialized Stumpjumper M4 Pro

Component group sets	Mountain Mix
Pedals details	Shimano PD-M515 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro Ti
Seat post extension	30.9 (millimeters) Diameter Aluminum

Rocky Mountain Vertex

General Infos

Model	Vertex
Manufacturer	Rocky Mountain
Year of production	2001
Current price	Check price Here ==>
Color choice	- Buffed and Blue -Buffed and Black
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	Maxxis Hard Drive Two One Kevlar
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Shimano Deore XT RapidFire SL Levers Shimano Deore XT V-Brake Brakes
Hubs for disc brakes	Shimano WH-M535
Rims manufacturer	Shimano WH-M535
Spoke nipples type	Not Available
Spoke wheel	Shimano WH-535 Stainless Steel

Frame and Body Specs

Frame materials	Easton Ultralite
Frame type	TIG-welded
Handlebar construction	Race Face Prodigy Riser
Handlebar extender	Optional
Handlebar stem details	Race Face Prodigy
Headset size	1 1/8 (inches) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Shimano BB-UN72
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 34 Teeth 9-speed

Rocky Mountain Vertex Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano XTR
Fork material	Triple-clamp Crown Aluminum
Fork type	Marzocchi Bomber Z-2 Atom Sport Air

Other Specs of Rocky Mountain Vertex

Component group sets	Shimano Deore XT and XTR
Pedals details	Shimano PD-M536 SPD
Rear shock absorber	Not Available
Saddle seat	Selle Italia Onda
Seat post extension	26.8 (millimeters) Diameter Race Face XY