Marin BEAR VALLEY S.E. - ROCK SHOX MAG 21 1995 VS Trek 3900 2005 specs comparison

Marin Bear Valley S.E. - Rock Shox Mag 21

General Infos

Model	Bear Valley S.E. - Rock Shox Mag 21
Manufacturer	Marin
Year of production	1995
Current price	Check price Here ==>
Color choice	-Gun metal
Sizes	- 14 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 20.5 (inches) - womens 17.5 (inches)
Sizes	- 14 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 20.5 (inches) - womens 17.5 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Marin Quake 7.1 Front: 26 X 2.10 (inches) Marin Quake 7.0
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Dia-Compe PC-7 Levers Marin Lite Brakes
Hubs for disc brakes	Shimano STX-RC
Rims manufacturer	32-hole Mavic M400
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	22/32/42 Teeth Shimano STX-RC
Gear shift levers	Grip Shift SRT-600
Rear gear set	11 - 28 Teeth 7-speed

Marin Bear Valley S.E. - Rock Shox Mag 21 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano STX-RC
Derailleur (Rear)	Shimano STX-RC
Fork material	Triple-clamp Crown Magnesium
Fork type	Rock Shox Mag 21

Other Specs of Marin Bear Valley S.E. - Rock Shox Mag 21

Component group sets	Shimano STX-RC
Pedals details	Alloy Cage With Clips & Straps Victor MTB
Rear shock absorber	Not Available
Saddle seat	Marin Lite
Seat post extension	27.0 (millimeters) Diameter Kalloy SP-248

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2005
Current price	Check price Here ==>
Color choice	- Black -Yellow and Blue
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Levers Tektro Aluminum Brakes
Hubs for disc brakes	Q and R Rear: Shimano FH-RM30 Front: Aluminum
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

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

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	24/34/42 Teeth SR
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano FD-C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum
Fork type	70 (millimeters) InSync Grind 1

Other Specs of Trek 3900

Component group sets	Mountain Mix
Pedals details	Nylon
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager