Kona ROAST 1999 VS Kona BLAST 2010 specs comparison

Kona Roast

General Infos

Model	Roast
Manufacturer	Kona
Year of production	1999
Current price	Check price Here ==>
Color choice	-Roast Red and Black
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Kona Gravy Front: 26 X 2.10 (inches) Kona Lumpy
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid SD-1.9 L Levers Avid Arch Rival 40 Brakes
Hubs for disc brakes	Rear: Shimano STX-RC Front: Ritchey Pro S
Rims manufacturer	Sun Rims Rhyno Lite
Spoke nipples type	Brass Nipples
Spoke wheel	1.8 (millimeters) Front 2.0 (millimeters) Rear Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Kona DH 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Kona DH Riser
Handlebar extender	Optional
Handlebar stem details	Kona DH
Headset size	1 1/8 (inches) Threadless Aheadset SX

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG72
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano BB-UN52
Crankset parts and sizes	22/32/42 Teeth Shimano Deore LX
Gear shift levers	Shimano Deore LX RapidFire SL
Rear gear set	11 - 32 Teeth 9-speed

Kona Roast Fork System Data

Derailleur (Front)	Shimano Deore LX Top-swing
Derailleur (Rear)	Shimano Deore LX SGS
Fork material	Triple-clamp Crown Aluminum
Fork type	3.15 (inches) Travel Marzocchi Bomber Z-3 LT

Other Specs of Kona Roast

Component group sets	Mountain Mix
Pedals details	Fasten NWL-230 Slalom Platform
Rear shock absorber	Not Available
Saddle seat	SDG Belair
Seat post extension	30.0 (millimeters) Diameter Kona Thumb

Kona Blast

General Infos

Model	Blast
Manufacturer	Kona
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black and Teal
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) Kenda Komodo
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Auriga Comp Hydraulic Levers Tektro Auriga Comp Hydraulic Disc With 7 (inches) Rotor Front and tektro Auriga Comp Hydraulic Disc With 6 (inches) Rotor Rear Brakes
Hubs for disc brakes	Rear: Shimano M475 Disc Front: Formula Disc
Rims manufacturer	Alex ACE-18
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

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

Gearing Specifications

Bicycle chain	KMC HG40
Bottom bracket shell width	73 (millimeters)
Bottom bracket type	FSA Powerdrive
Crankset parts and sizes	42/32/22 Teeth FSA Alpha Drive
Gear shift levers	Shimano Acera
Rear gear set	11 - 32 Teeth 8-speed

Kona Blast Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp Shimano Acera
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Aluminum and steel
Fork type	100 (millimeters) Travel RockShox Dart 2 With Turnkey

Other Specs of Kona Blast

Component group sets	Mountain Mix
Pedals details	Wellgo LU-A9
Rear shock absorber	Not Available
Saddle seat	WTB Speed V Sport SE
Seat post extension	Kona Thumb