Specialized STUMPJUMPER M4 2001 VS Rocky Mountain THIN AIR 1999 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

Rocky Mountain Thin Air

General Infos

Model	Thin Air
Manufacturer	Rocky Mountain
Year of production	1999
Current price	Check price Here ==>
Color choice	-Sable Black and Magic Yellow
Sizes	- 16 (inches) - 17.5 (inches) - 18.5 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Geax Grid 200 Kevlar
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore XT Levers Avid SD-25 Brakes
Hubs for disc brakes	Shimano Deore XT
Rims manufacturer	32-hole Sun Rims Sub 4
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted DT Competition Stainless Steel

Frame and Body Specs

Frame materials	Easton Ultralite
Frame type	TIG-welded
Handlebar construction	Race Face Air Alloy
Handlebar extender	Optional
Handlebar stem details	Race Face SyStem
Headset size	1 1/8 (inches) Threadless Ritchey Fuzzy Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano Cartridge
Crankset parts and sizes	22/32/44 Teeth Race Face Turbine LP
Gear shift levers	Shimano Deore XT RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Rocky Mountain Thin Air Fork System Data

Derailleur (Front)	Top-pull and clamp-on 31.8 (millimeters) Shimano Deore XT Top-swing
Derailleur (Rear)	Shimano Deore XT SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	3.3 (inches) Travel Marzocchi Bomber Z-2 BAM

Other Specs of Rocky Mountain Thin Air

Component group sets	Mountain Mix
Pedals details	RMB Expert XC Clipless
Rear shock absorber	Not Available
Saddle seat	Kelvar SDG 7000
Seat post extension	26.8 (millimeters) Diameter Race Face XY