Rocky Mountain VAPOR 2011 VS Trek 3900 2007 specs comparison

Rocky Mountain Vapor

General Infos

Model	Vapor
Manufacturer	Rocky Mountain
Year of production	2011
Current price	Check price Here ==>
Color choice	-Black and silver
Sizes	- 13 (inches) - 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) - 22 (inches)
Sizes	- 13 (inches) - 15 (inches) - 16.5 (inches) - 18 (inches) - 19 (inches) - 20.5 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.1'' WTB Wolverine
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax BL42 Levers Promax DSK7-20 Mechanical Disc Brakes
Hubs for disc brakes	RMB XC Disc
Rims manufacturer	WTB SX24
Spoke nipples type	Not Available
Spoke wheel	Stainless Stainless

Frame and Body Specs

Frame materials	6061 Double Butted Aluminum
Frame type	Aluminum
Handlebar construction	RMB Five 15 XC
Handlebar extender	Optional
Handlebar stem details	RMB XC7
Headset size	Cane Creek A88

Gearing Specifications

Bicycle chain	Shimano HG-50
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Shimano UN-26
Crankset parts and sizes	44/32/22t Teeth Shimano M361
Gear shift levers	Shimano Altus Rapid Fire
Rear gear set	11 - 32 Teeth 8-speed

Rocky Mountain Vapor Fork System Data

Derailleur (Front)	Shimano Altus
Derailleur (Rear)	Shimano Acera
Fork material	Not Available
Fork type	100 (millimeters) Travel Suntour XCR V2 Hydraulic LO

Other Specs of Rocky Mountain Vapor

Component group sets	Mountain Mix
Pedals details	RMB XC Flats
Rear shock absorber	Not Available
Saddle seat	RMB XC
Seat post extension	27.2 (millimeters) Diameter RMB XC

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	- Matte Black and Matte Smooth Silver -Trans Blue
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (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 EF-50 Levers Tektro V Brakes
Hubs for disc brakes	Rear: Shimano RM-30 Front: Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth SR XCC-T102
Gear shift levers	Shimano EF-50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano C-050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	70 (millimeters) Travel InSync Grind 1

Other Specs of Trek 3900

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