Mountain Sport ALU-24 1998 VS Specialized STUMPJUMPER M4 COMP 2001 specs comparison

Mountain Sport ALU-24

General Infos

Model	ALU-24
Manufacturer	Mountain Sport
Year of production	1998
Current price	Check price Here ==>
Color choice	-Polished
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Kenda K-850
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Vanguard VG-409PA Levers Vanguard VG-694AVD-N Linear-pull Brakes
Hubs for disc brakes	Joy Tech Big Hub Q and R
Rims manufacturer	36-hole Alesa 119 Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Shuhn Lih Stainless Steel

Frame and Body Specs

Frame materials	AL-3000 Aluminum
Frame type	Pulse-welded
Handlebar construction	Hsin Lung Steel
Handlebar extender	Optional
Handlebar stem details	Hsin Lung Steel
Headset size	1 1/8 (inches) YST Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC SS-72
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Chin Haur
Crankset parts and sizes	24/34/42 Teeth Prowheel HA-322
Gear shift levers	Sachs Power Grip Plus
Rear gear set	12 - 28 Teeth 8-speed

Mountain Sport ALU-24 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Sachs
Derailleur (Rear)	Sachs Traxx
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	Polygon SF-125

Other Specs of Mountain Sport ALU-24

Component group sets	Mountain Mix
Pedals details	Wellgo LU-883
Rear shock absorber	Not Available
Saddle seat	Velo MTB
Seat post extension	27.0 (millimeters) Diameter Hsin Lung SP-41

Specialized Stumpjumper M4 Comp

General Infos

Model	Stumpjumper M4 Comp
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- White -Blue
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 5 Brakes
Hubs for disc brakes	Rear: Shimano Front: Specialized Micro STOUT
Rims manufacturer	28-hole and 32-hole Mavic X225
Spoke nipples type	Aluminum 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 Comp Fork System Data

Derailleur (Front)	Shimano Deore LX
Derailleur (Rear)	Shimano XTR SGS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	3.10 (inches) Travel Answer Manitou MARS Elite

Other Specs of Specialized Stumpjumper M4 Comp

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