GT AGGRESSOR 1997 VS Kona UNIT 2009 specs comparison

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)
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

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