Kona ROAST 1999 VS GT AGGRESSOR 1997 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

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Grey
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.10 (inches) Tioga Psycho TT Front: 26 X 2.10 (inches) Tioga Edge
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Alivio Levers Shimano Altus Brakes
Hubs for disc brakes	Rear: Shimano AceraX Front: Aluminum Quick Release
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	Welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Chromoly
Headset size	1 1/8" c

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Shimano
Crankset parts and sizes	24/32/42 Teeth Shimano Altus
Gear shift levers	Shimano Alivio MC12-C RapidFire Plus
Rear gear set	11 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Triple-clamp Crown Aluminum and chromoly
Fork type	RST 171B

Other Specs of GT Aggressor

Component group sets	Shimano Alivio and Altus
Pedals details	Steel Cage
Rear shock absorber	Not Available
Saddle seat	GT
Seat post extension	26.8 (millimeters) Diameter Aluminum Micro-adjust