Specialized STUMPJUMPER DISC 2006 VS Norco KOSHKA 2011 specs comparison

Specialized Stumpjumper Disc

General Infos

Model	Stumpjumper Disc
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	6 (inches) Roundagon Rotor Brakes Avid FR-5 Levers Mechanical Disc Avid BB-7
Hubs for disc brakes	QR Rear: Shimano M525 High and low Flange Sealed Cartridge Bearing Front: Specialized Stout Disc
Rims manufacturer	32-hole Mavic X317 Disc
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	31.8 (millimeters) OS Bar 5 Degree Backsweep 6066 Butted Alloy Specialized XC Flat
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 Disc 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 Disc

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

Norco Koshka

General Infos

Model	Koshka
Manufacturer	Norco
Year of production	2011
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- Womens 13 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	Kenda K831
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	WSD Alloy Levers Tektro Novela Brakes
Hubs for disc brakes	Formula
Rims manufacturer	32-hole WTB SX-24
Spoke nipples type	Not Available
Spoke wheel	Stainless

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	FSA TH-888

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	FSA BB-740ST
Crankset parts and sizes	24/34/42 Teeth Shimano Altus FC-M171
Gear shift levers	Shimano Altus SL-M310
Rear gear set	11 - 32 Teeth 8-speed

Norco Koshka Fork System Data

Derailleur (Front)	Shimano Altus FD-M190
Derailleur (Rear)	Shimano Alivio RD-M430
Fork material	Single
Fork type	100 (millimeters) Travel Suntour XCM

Other Specs of Norco Koshka

Component group sets	Shimano
Pedals details	Resin Body With Steel Cage
Rear shock absorber	Not Available
Saddle seat	Norco Forma Comfort
Seat post extension	Alloy