Norco KOSHKA 2011 VS Trek JACK 3 2006 specs comparison

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)
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

Trek Jack 3

General Infos

Model	Jack 3
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	-Gloss White
Sizes	- 13 (inches) - 15 (inches) - 17 (inches)

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 HFX-9 Levers Hayes HFX-9 Brakes
Hubs for disc brakes	Shimano M525
Rims manufacturer	Femco Aluminum
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Big Earl
Handlebar extender	Not Available
Handlebar stem details	Bontrager Big Earl
Headset size	Aheadset

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32 Teeth Bontrager Big Earl
Gear shift levers	Shimano Deore
Rear gear set	11 - 34 Teeth 9-speed

Trek Jack 3 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano LX
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Marzocchi Dirt Jam Pro

Other Specs of Trek Jack 3

Component group sets	Mountain Mix
Pedals details	Bontrager Big Earl
Rear shock absorber	Not Available
Saddle seat	Bontrager Earl Kevlar
Seat post extension	Bontrager Earl