Specialized STUMPJUMPER M4 PRO 2002 VS Rocky Mountain VERTEX 50 RSL 2011 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 RSL

General Infos

Model	Vertex 50 RSL
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black and silver
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	26 X 2.2'' Continental Race King
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Formula RX Reach Adjust Levers Formula RX Hydraulic Disc Brakes
Hubs for disc brakes	DT Swiss X1800
Rims manufacturer	DT Swiss X1800
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Competition

Frame and Body Specs

Frame materials	FORM C12 Carbon Monocoque
Frame type	Carbon
Handlebar construction	Race Face Evolve Riser
Handlebar extender	Optional
Handlebar stem details	Race Face Evolve
Headset size	FSA Orbit CS

Gearing Specifications

Bicycle chain	Shimano HG74
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano SLX Hollowtech II
Crankset parts and sizes	42/32/24t Teeth Shimano SLX
Gear shift levers	Shimano SLX RapidFire
Rear gear set	11 - 34 Teeth 10-speed

Rocky Mountain Vertex 50 RSL Fork System Data

Derailleur (Front)	Direct Mount Shimano SLX
Derailleur (Rear)	Shimano XT
Fork material	Not Available
Fork type	100 (millimeters) Travel Fox 32 F100 RL

Other Specs of Rocky Mountain Vertex 50 RSL

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Fi'zi:k Gobi XM
Seat post extension	30.9 (millimeters) Diameter Race Face Evolve