Specialized HARDROCK A1 COMP FS 2002 VS Trek 4300 DISC 2007 specs comparison

Specialized Hardrock A1 Comp FS

General Infos

Model	Hardrock A1 Comp FS
Manufacturer	Specialized
Year of production	2002
Current price	Check price Here ==>
Color choice	- Yellow -Red
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 2.10 (inches) Specialized Rockster
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	Q and R Rear: Shimano RM-40 Front: Formula Aluminum
Rims manufacturer	32-hole Alex DM-20
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge 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) Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP28
Crankset parts and sizes	22/32/42 Teeth Specialized Forearm Comp
Gear shift levers	Shimano Alivio RapidFire Plus
Rear gear set	11 - 30 Teeth 8-speed

Specialized Hardrock A1 Comp FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 35.0 (millimeters) Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Judy TT

Other Specs of Specialized Hardrock A1 Comp 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 Aluminum

Trek 4300 Disc

General Infos

Model	4300 Disc
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Matte Smoke Silver and Matte Smooth Silver
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Bontrager Jones ACX
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Shimano M-465 Disc Brakes
Hubs for disc brakes	Shimano M65
Rims manufacturer	Bontrager Ranger
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Crowbar Sport
Handlebar extender	Optional
Handlebar stem details	Bontrager Sport
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 4300 Disc Fork System Data

Derailleur (Front)	Shimano C-050
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Aluminum and steel
Fork type	80 (millimeters) Travel RST Gila T7

Other Specs of Trek 4300 Disc

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