Marin BEAR VALLEY 1998 VS Trek 820 2002 specs comparison

Marin Bear Valley

General Infos

Model	Bear Valley
Manufacturer	Marin
Year of production	1998
Current price	Check price Here ==>
Color choice	- Powder Blue -Matte Black
Sizes	- 11.5 (inches) - 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 20.5 (inches) - womens 17.5 (inches)
Sizes	- 11.5 (inches) - 13.5 (inches) - 15.5 (inches) - 17.5 (inches) - 20.5 (inches) - womens 17.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) IRC Mythos XC
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe DP-7 Levers Dia-Compe VC-737 Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Ritchey Vantage Sport
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Tange Chromoly
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Marin Lite Aluminum
Headset size	1 1/8 (inches) Threadless Dia-Tech Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	22/32/42 Teeth Shimano STX
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 28 Teeth 8-speed

Marin Bear Valley Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano STX Top-swing
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 381S

Other Specs of Marin Bear Valley

Component group sets	Mountain Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Ritchey Vector
Seat post extension	27.0 (millimeters) Diameter Marin Lite Comp

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2002
Current price	Check price Here ==>
Color choice	- Dark Silver and Silver -Dark Blue
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Bontrager Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-29 Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Hi-tensile Steel
Handlebar extender	Optional
Handlebar stem details	Aluminum Threadless
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Sun Race FC-M35
Gear shift levers	Shimano EF-29
Rear gear set	13 - 30 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano Altus
Fork material	Single Triple-clamp
Fork type	2.5 (inches) Travel RST Capa-CL

Other Specs of Trek 820

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Trek ATB
Seat post extension	Aluminum Micro-adjust