Specialized STUMPJUMPER M4 PRO 2002 VS Rocky Mountain VERTEX 50 2005 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 50

General Infos

Model	Vertex 50
Manufacturer	Rocky Mountain
Year of production	2005
Current price	Check price Here ==>
Color choice	- Rally Blue -Shadow
Sizes	- 14.5 (inches) - 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Serac XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore LX Dual Control Levers Shimano Deore LX Hydraulic Dis Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	32-hole Mavic XM 317
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition Stainless Steel

Frame and Body Specs

Frame materials	Easton 7005 Elite Taperwall
Frame type	TIG-welded
Handlebar construction	Race Face Evolve XC
Handlebar extender	Optional
Handlebar stem details	Race Face Evolve XC
Headset size	1 1/8 (inches) Threadless FSA Orbit

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Evolve XC X-Type
Crankset parts and sizes	RaceFace Evolve XC X-Type
Gear shift levers	Shimano Deore LX Dual Control
Rear gear set	9-speed

Rocky Mountain Vertex 50 Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT
Fork material	Single Crown Aluminum
Fork type	105 (millimeters) Travel Marzocchi MX Comp Air

Other Specs of Rocky Mountain Vertex 50

Component group sets	Mountain Mix
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia Fokus ATB
Seat post extension	Race Face Evolve XC