Trek 3900 2006 VS Rocky Mountain HAMMER 29 2009 specs comparison

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	- Willow Green and Gray Green -Matte Lava Black and Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (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 Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano 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	Hi-tensile
Handlebar extender	Not Available
Handlebar stem details	Bontrager
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-150
Gear shift levers	Shimano EF50
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) Travel InSync Grind 1

Other Specs of Trek 3900

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

Rocky Mountain Hammer 29

General Infos

Model	Hammer 29
Manufacturer	Rocky Mountain
Year of production	2009
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	29 (inches) WTB Exi Wolf
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Shimano M575 Hydraulic Levers Shimano M575 Disc Brakes
Hubs for disc brakes	Wheeltech Cartridge Disc
Rims manufacturer	WTB SpeedDisc 29er
Spoke nipples type	Not Available
Spoke wheel	DT Swiss Champion

Frame and Body Specs

Frame materials	Reynolds 725 Chromoly
Frame type	TIG-welded
Handlebar construction	RMB XC Alloy Riser
Handlebar extender	Optional
Handlebar stem details	RMB Alloy 31.8 (millimeters)
Headset size	1 1/8 (inches) FSA TH-848

Gearing Specifications

Bicycle chain	KMC Z610
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face Ride XC X-Type
Crankset parts and sizes	32 Teeth Race Face Ride XC
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Rocky Mountain Hammer 29 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single
Fork type	80 (millimeters) Travel RockShox Reba SL 29er

Other Specs of Rocky Mountain Hammer 29

Component group sets	Single Speed Mix
Pedals details	Shimano PD-M505
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp
Seat post extension	27.2 (millimeters) Diameter RMB SP-353