Kona BLAST NINE 2007 VS Specialized ROCKHOPPER EXPERT 2009 specs comparison

Kona Blast Nine

General Infos

Model	Blast Nine
Manufacturer	Kona
Year of production	2007
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 14 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)
Sizes	- 14 (inches) - 16 (inches) - 17 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Maxxis Ignitor
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Hayes MX-4 Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Disc Front: KK Disc
Rims manufacturer	Alex ACE-18
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Kona All Mountain Butted Aluminum
Frame type	TIG-welded
Handlebar construction	Kona Riser
Handlebar extender	Optional
Handlebar stem details	Kona Control
Headset size	TH

Gearing Specifications

Bicycle chain	Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Powerdrive
Crankset parts and sizes	22/32/44 Teeth FSA Alpha Drive
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Kona Blast Nine Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and magnesium
Fork type	100 (millimeters) Travel Rock Shox Dart 2

Other Specs of Kona Blast Nine

Component group sets	Shimano Deore
Pedals details	Wellgo LU-926 With Toe Clips And Straps
Rear shock absorber	Not Available
Saddle seat	WTB Speed V Sport SE
Seat post extension	Kona Thumb

Specialized Rockhopper Expert

General Infos

Model	Rockhopper Expert
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Metallic Red -Dream Silver
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Specialized Fast Trak Control
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Auriga Comp Levers Tektro Auriga Comp Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized RHD
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M442
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Chromoly and alloy and magnesium
Fork type	100 (millimeters) Travel RockShox Tora SLite

Other Specs of Specialized Rockhopper Expert

Component group sets	Shimano Deore
Pedals details	Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt