Specialized ROCKHOPPER A1 COMP FS 2002 VS Kona UNIT 2009 specs comparison

Specialized Rockhopper A1 Comp FS

General Infos

Model	Rockhopper A1 Comp FS
Manufacturer	Specialized
Year of production	2002
Current price	Check price Here ==>
Color choice	- Red -Black
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 Pro
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Deore Levers Shimano BR-410 Brakes
Hubs for disc brakes	Rear: Shimano Deore Front: Specialized Aluminum
Rims manufacturer	32-hole Mavic X 139 N
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. 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) Threadless Ritchey Logic

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-UN52
Crankset parts and sizes	22/32/44 Teeth Specialized Forearm II Comp
Gear shift levers	Shimano Deore RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Specialized Rockhopper A1 Comp FS Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 34.9 (millimeters) Shimano Deore
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	Answer Manitou Six Elite

Other Specs of Specialized Rockhopper A1 Comp FS

Component group sets	Mountain Mix
Pedals details	Shimano PD-M505 SPD
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Pro
Seat post extension	30.9 (millimeters) Diameter Specialized Aluminum

Kona Unit

General Infos

Model	Unit
Manufacturer	Kona
Year of production	2009
Current price	Check price Here ==>
Color choice	-Black Metallic
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.10 (inches) Maxxis Ignitor
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB 5 Mechanical Brakes
Hubs for disc brakes	Formula Disc
Rims manufacturer	Mavic TN 719
Spoke nipples type	Not Available
Spoke wheel	15ga. Sandvic Stainless

Frame and Body Specs

Frame materials	Kona Chromoly Butted
Frame type	TIG-welded
Handlebar construction	Kona XC and BC
Handlebar extender	Optional
Handlebar stem details	Kona XC and BC
Headset size	1 1/8 (inches) TH

Gearing Specifications

Bicycle chain	KMC Z610
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	32 Teeth FSA V-Drive SS
Gear shift levers	Not Available
Rear gear set	18 Teeth 1-speed

Kona Unit Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown
Fork type	Kona P2 29er Disc

Other Specs of Kona Unit

Component group sets	Single Speed Mix
Pedals details	Kona Jackshit Deluxe
Rear shock absorber	Not Available
Saddle seat	WTB Rocket V Comp
Seat post extension	Kona XC and BC