Specialized HARDROCK A1 FS 2001 VS Trek 3900 DISC 2009 specs comparison

Specialized Hardrock A1 FS

General Infos

Model	Hardrock A1 FS
Manufacturer	Specialized
Year of production	2001
Current price	Check price Here ==>
Color choice	- White and Red -Black and Blue
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Hardrock'r
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Specialized Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano Front: Aluminum
Rims manufacturer	32-hole Weinmann Zac 19
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Specialized Stainless Steel

Frame and Body Specs

Frame materials	Specialized A1 Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Aluminum
Headset size	1 1/8 (inches) Tange TG Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	113 (millimeters) Spindle Tange Seiki Sport
Crankset parts and sizes	22/32/42 Teeth Specialized Forearm Sport
Gear shift levers	Shimano Acera EZ Fire Plus
Rear gear set	11 - 28 Teeth 8-speed

Specialized Hardrock A1 FS Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Judy TT

Other Specs of Specialized Hardrock A1 FS

Component group sets	Mountain Mix
Pedals details	Specialized Twin Sided Toe Clip
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Sport
Seat post extension	30.9 (millimeters) Diameter Specialized Aluminum

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)

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