Specialized STUMPJUMPER 2006 VS GT ZUM 2.0 2007 specs comparison

Specialized Stumpjumper

General Infos

Model	Stumpjumper
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches)
Sizes	- 13.5 (inches) - 15.5 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	120TPI Aramid Bead Dual Compound 26 X 2.00 (inches) Specialized Fast Trak Pro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Cartridge Pads Lightweight Compressionless Housing Brakes Avid SD-5R Cantilevers
Hubs for disc brakes	QR Rear: Shimano M-525 Disc High and low Flange Sealed Cartridge Bearing Front: Specialized Stout Disc
Rims manufacturer	32-hole Mavic X317
Spoke nipples type	Alloy
Spoke wheel	15ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	M4 Aluminum
Frame type	TIG-welded
Handlebar construction	5 Degree Backsweep 6066 Butted Alloy Specialized XC Flat 31.8 (millimeters) OS Bar
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) OS Clamp 4-bolt 8 Degree Rise 3D Forged CNC Machined
Headset size	10 (millimeters) Insertion Alloy Cups Sealed Cartridge Bearing 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	SRAM PC-971 With Power Link
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ GXP
Crankset parts and sizes	2-peice 22S and 32A and 44A Teeth Truvativ Stylo
Gear shift levers	9-speed Shimano M-570 LX
Rear gear set	11 - 34 Teeth 9-speed

Specialized Stumpjumper Fork System Data

Derailleur (Front)	34.9 Clamp Dual Pull Top Swing Shimano M-580 LX
Derailleur (Rear)	Long Cage Standard Spring Shimano M-750 XT
Fork material	Single Crown Magnesium and aluminum
Fork type	90 (millimeters) Fox F90RL

Other Specs of Specialized Stumpjumper

Component group sets	Mountain Mix
Pedals details	Clipless Shimano SPD 520
Rear shock absorber	Not Available
Saddle seat	Hollow Cr-Mo Rails Specialized Body Geometry Rival
Seat post extension	30.9 (millimeters) Diameter Aluminum

GT ZuM 2.0

General Infos

Model	ZuM 2.0
Manufacturer	GT
Year of production	2007
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 1.50 (inches) Tioga City Slicker
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Avid BB 5 Mechanical Brakes
Hubs for disc brakes	Alex Vectra D5
Rims manufacturer	24-hole and 28-hole CNC With Eyelets
Spoke nipples type	Not Available
Spoke wheel	Black

Frame and Body Specs

Frame materials	ZuM 6061 Butted Aluminum
Frame type	TIG-welded
Handlebar construction	Truvativ XR
Handlebar extender	Not Available
Handlebar stem details	TruVativ XR
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Power Spline
Crankset parts and sizes	34/50 Teeth TruVativ Touro
Gear shift levers	Shimano Deore
Rear gear set	12 - 25 Teeth 9-speed

GT ZuM 2.0 Fork System Data

Derailleur (Front)	Shimano Compact
Derailleur (Rear)	Shimano Deore LX
Fork material	Unicrown Crown Aluminum and magnesium
Fork type	75 (millimeters) Travel SR NRX-8100

Other Specs of GT ZuM 2.0

Component group sets	Mountain Mix
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	SDG Bel Air
Seat post extension	GT Aluminum 6061