Specialized STUMPJUMPER M4 2001 VS Specialized HARDROCK PRO DISC 2006 specs comparison

Specialized Stumpjumper M4

General Infos

Model	Stumpjumper M4
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- Yellow and Black -Red and Black
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.90 (inches) Specialized Team Master SL Pro Front: 26 X 1.90 (inches) Specialized Team Control SL Pro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD 5 Levers Avid Single Digit 3 Brakes
Hubs for disc brakes	Rear: Shimano Front: Specialized Micro STOUT
Rims manufacturer	28-hole and 32-hole Mavic X221
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge 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 Tange Seiki

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-UN52
Crankset parts and sizes	22/32/44 Teeth Specialized Strong Arm 2 Comp
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Stumpjumper M4 Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano Deore XT
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy SL

Other Specs of Specialized Stumpjumper M4

Component group sets	Mountain Mix
Pedals details	Time Alium Clipless
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Expert Mtn.
Seat post extension	30.9 (millimeters) Diameter Ritchey Expert

Specialized Hardrock Pro Disc

General Infos

Model	Hardrock Pro Disc
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Extra small - Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Wire Bead 26 X 2.20 (inches) Specialized Enduro Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Mechanical Disc With 6 (inches) Roundagon Rotor Brakes Avid BB5
Hubs for disc brakes	Rear: Joy-Tech Disc Disc Cassette Ground Race Double Sealed Loose Ball Ground Race Double Sealed Loose Ball With Alloy QR Front: Joy-Tech
Rims manufacturer	36-hole SUN Singletrack Disc
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	38 (millimeters) Rise 6 Degree Upsweep 640 (millimeters) Width 8 Degree Sweep Alloy
Handlebar extender	Optional
Handlebar stem details	10 Degree Rise Alloy Specialized Mobius
Headset size	Sealed Ball Retainer 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	SRAM PC-951 With Power Link
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Truvativ Power Spline
Crankset parts and sizes	36t Heat Treated Cr-Mo X 24t Heat Treated Cr-Mo With Poly Bash Guard Teeth Truvativ Blaze PS 6066-T6
Gear shift levers	9-speed Triggers SRAM X-7
Rear gear set	11 - 34 Teeth 9-speed

Specialized Hardrock Pro Disc Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Botttom Pull Top Swing SRAM X-GEN
Derailleur (Rear)	Short Cage SRAM X-7
Fork material	Single Crown Magnesium and aluminum and steel
Fork type	100 (millimeters) Marzocchi MZ-3

Other Specs of Specialized Hardrock Pro Disc

Component group sets	SRAM Mix
Pedals details	Specialized Alloy Platform With 9/16 (inches) Cr-Mo Spindle
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport MTB
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust