Specialized Stumpjumper M4 2001 Technical specs and features

Brand Specialized
Model Stumpjumper M4
First production 2001
Bike category Mountain Bike
Bike sub-category Mountain With Front Suspension
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Parts And Accessories Specialized Stumpjumper M4 Parts   
Available Sizes - 13.5 (inches) / 34.29 (cm)
- 13.5 (inches)
- 15.5 (inches) / 39.37 (cm)
- 15.5 (inches)
- 17 (inches) / 43.18 (cm)
- 17 (inches)
- 18 (inches) / 45.72 (cm)
- 18 (inches)
- 19 (inches) / 48.26 (cm)
- 19 (inches)
- 20.5 (inches) / 52.07 (cm)
- 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 tireNot Available
Bike wheel size26 (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 typeBrass Nipples
Spoke wheel 1.8 (millimeters) Straight Gauge
DT Stainless Steel

Frame and Body Specifications

Frame materialsSpecialized M4 Aluminum
Frame typeTIG-welded
Handlebar constructionSpecialized Aluminum
Handlebar extenderOptional
Handlebar stem detailsSpecialized Riser
Headset size1 1/8 (inches) Threadless Tange Seiki

Gearing Specs

Bicycle chain 1/2 X 3/32 (inches)
Shimano
Bottom bracket shell width68 (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 leversShimano 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 typeRock Shox Judy SL

Other Specs of Specialized Stumpjumper M4

Component group setsMountain Mix
Available colors - Red and Black
- Yellow and Black
Weight Not Available
Pedals detailsTime Alium Clipless
Rear shock absorberNot Available
Saddle seatSpecialized Body Geometry Expert Mtn.
Seat post extension 30.9 (millimeters) Diameter
Ritchey Expert


Specialized Stumpjumper M4 bike review

Specialized produced the Stumpjumper M4 bike in 2001 and can be classified as a Mountain bike bicycle, this exact model costs in american market arround $1,405.00.
Stumpjumper M4 bike is available in many sizes such as 13.5 (inches), 15.5 (inches), 17 (inches), 18 (inches), 19 (inches) and 20.5 (inches).
Specialized Mountain bike Stumpjumper M4 can be found in a few colors, among these colors Red and Black and Yellow and Black .
This bike is equiped with Front: 26 x 1.90" Specialized Team Control SL Pro tires and DT stainless steel spoke wheel while the rims are manufactured by Mavic X221, 28-hole/32-hole. Specialized equiped this exact model with Avid Single Digit 3 brakes, Avid SD 5 levers braking system and Front: Specialized Micro STOUT, Rear: Shimano hubs.
To guarantee the comfiest ride Specialized used Specialized M4 Aluminum material for the frame. Specialized aluminum high strength material is used on the handlebar of this Stumpjumper M4 to ensure the perfect handling while the stems are made of Specialized riser.
For the smoothest biking experience Specialized Strong Arm 2 Comp, 22/32/44 teeth is used on this bicycle linked to Shimano chain that is easily replaceable as stated by Specialized, the whole system is connected to a high reliability Shimano Deore LX RapidFire SL gear shift levers.