Specialized STUMPJUMPER M4 2001 VS Trek JACK 2 2009 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

Trek Jack 2

General Infos

Model	Jack 2
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Orange
Sizes	- Small - medium - large

Wheels And Breaking System

Bike front tire	26 X 2.40 (inches) Bontrager Earl
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes MX-2 Mechanical Levers Hayes MX-2 Mechanical With 8 (inches) Rotor Front and Hayes MX-2 Mechanical With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Shimano M475
Rims manufacturer	Sun Ditch Witch
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Optional
Handlebar stem details	Bontrager Earl
Headset size	1 1/8 (inches) Aheadset Semi-cartridge

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Bontrager Big Earl
Gear shift levers	Shimano Alivio
Rear gear set	11 - 32 Teeth 8-speed

Trek Jack 2 Fork System Data

Derailleur (Front)	Shimano Alivio
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown
Fork type	100 (millimeters) Travel Manitou Slate Comp FFD

Other Specs of Trek Jack 2

Component group sets	Shimano Alivio
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Earl Jump
Seat post extension	Bontrager Sport