Trek 3900 DISC 2009 VS Specialized ROCKHOPPER RH WOMENS 2006 specs comparison

Trek 3900 Disc

General Infos

Model	3900 Disc
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	-Matte Khaki
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
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 EZ Fire Integrated Levers ProMax Mechanical Disc Brakes
Hubs for disc brakes	Rear: Shimano M-475 Disc Front: Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha White Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP A76C-TK

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 Suntour XCC T102
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Disc Fork System Data

Derailleur (Front)	Shimano C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown
Fork type	80 (millimeters) Travel SR Suntour XCT V2

Other Specs of Trek 3900 Disc

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

Specialized Rockhopper RH Womens

General Infos

Model	Rockhopper RH Womens
Manufacturer	Specialized
Year of production	2006
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches)

Wheels And Breaking System

Bike front tire	Wire Bead 26 X 2.00 (inches) Specialized Adrenaline Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RS-360 Levers Linear Spring Stainless Steel Pipe Brakes Tektro (inches)V (inches)
Hubs for disc brakes	Rear: Joy-Tech Cassette Double Sealed With Alloy QR Polished Races And Double Sealed Front: Specialized
Rims manufacturer	32-hole SUN CR-18
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	A1 Premium Aluminum
Frame type	TIG-welded
Handlebar construction	25 (millimeters) Rise 6 Degree Upsweep 620 (millimeters) Width 8 Degree Sweep Alloy
Handlebar extender	Optional
Handlebar stem details	Alloy Ahead 2 Bolt Clamp
Headset size	Sealed Ball Retainer 1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle TruVativ Power Spline
Crankset parts and sizes	22t and 32t Heat Treated Cro-Mo and 44t 7075 Aluminum Teeth Truvative ISO-Flow With Alloy Outer
Gear shift levers	8-speed SRAM SX-4 Trigger
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper RH Womens Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Bottom Pull Top Mount SRAM 3.0
Derailleur (Rear)	Mid Cage SRAM SX-5
Fork material	Single Crown Aluminum and steel
Fork type	80/100 (millimeters) Rock Shox J3 SL Le Fe (millimeters)e

Other Specs of Specialized Rockhopper RH Womens

Component group sets	SRAM Mix
Pedals details	Composite Body Steel Cage Toe Clip Compatible Dual Sided
Rear shock absorber	Not Available
Saddle seat	Specialized BG Sport MTB Women's
Seat post extension	30.9 (millimeters) Diameter Alloy Micro Adjust