Norco KOSHKA 2011 VS Marin BEAR VALLEY 2008 specs comparison

Norco Koshka 2011 comparison online with competitors

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 tireKenda K831
Bike rear tireNot Available
Bike wheel sizeNot Available
Brakeset type WSD Alloy Levers
Tektro Novela Brakes
Hubs for disc brakesFormula
Rims manufacturer 32-hole
WTB SX-24
Spoke nipples typeNot Available
Spoke wheelStainless

Frame and Body Specs

Frame materialsAlloy
Frame typeTIG-welded
Handlebar constructionSteel
Handlebar extenderOptional
Handlebar stem detailsAlloy
Headset sizeFSA TH-888

Gearing Specifications

Bicycle chainKMC Z72
Bottom bracket shell widthNot Available
Bottom bracket typeFSA BB-740ST
Crankset parts and sizes 24/34/42 Teeth
Shimano Altus FC-M171
Gear shift leversShimano 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 materialSingle
Fork type 100 (millimeters) Travel
Suntour XCM

Other Specs of Norco Koshka

Component group setsShimano
Pedals detailsResin Body With Steel Cage
Rear shock absorberNot Available
Saddle seatNorco Forma Comfort
Seat post extensionAlloy


Marin Bear Valley 2008 comparison online with competitors

Marin Bear Valley

General Infos
Model Bear Valley
Manufacturer Marin
Year of production 2008
Current price Check price Here ==>   
Color choice - Gloss Lemon
-Gloss Panther
Sizes - Womens 13 (inches)
- womens 15 (inches)
- womens 17 (inches)

Wheels And Breaking System

Bike front tire26 X 2.10 (inches) WTB Prowler MX Comp
Bike rear tireNot Available
Bike wheel size26 (inches) Wheels
Brakeset type Forged Alloy 3 Finger Levers
Avid BB 5 Mechanical Brakes
Hubs for disc brakesAlloy Double Sealed
Rims manufacturer 32-hole
WTB DX23
Spoke nipples typeNot Available
Spoke wheel 15ga.
WTB Stainless Steel

Frame and Body Specs

Frame materials6061 Hydroformed Aluminum
Frame typeTIG-welded
Handlebar constructionWomenGÇÖs Double Butted Alloy
Handlebar extenderOptional
Handlebar stem detailsMarin OS Alloy
Headset size1 1/8 (inches) FSA TH-888

Gearing Specifications

Bicycle chainShimano HG40
Bottom bracket shell widthNot Available
Bottom bracket typeTruvativ Sealed Cartridge
Crankset parts and sizes 22/32/42 Teeth
TruVativ X-Flow 3.0
Gear shift leversShimano Alivio
Rear gear set 11 - 32 Teeth
8-speed

Marin Bear Valley Fork System Data

Derailleur (Front)Shimano Altus
Derailleur (Rear)Shimano Deore
Fork material Single Crown
Aluminum and magnesium
Fork type 80 (millimeters) Travel
RockShox Dart 1

Other Specs of Marin Bear Valley

Component group setsMountain Mix
Pedals detailsComposite
Rear shock absorberNot Available
Saddle seatWTB Speed She Sport
Seat post extension 30.9 (millimeters) Diameter
Alloy Micro Adjust


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