Kona UNIT 2007 VS Trek 820 1999 specs comparison

Kona Unit

General Infos

Model	Unit
Manufacturer	Kona
Year of production	2007
Current price	Check price Here ==>
Color choice	-Black
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches)
Sizes	- 16 (inches) - 18 (inches) - 19 (inches) - 20 (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 Single Digit 5 Levers Avid Single Digit 5 Brakes
Hubs for disc brakes	Rear: KK Single Speed Disc Front: KK Disc
Rims manufacturer	Sun Mach 4
Spoke nipples type	Not Available
Spoke wheel	14/15ga. Stainless Steel

Frame and Body Specs

Frame materials	Dedacciai COM Butted Cromoly
Frame type	TIG-welded
Handlebar construction	Easton EA30 OS
Handlebar extender	Optional
Handlebar stem details	Easton EA30 OS
Headset size	1 1/8 (inches) Threadless TH

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z610
Bottom bracket shell width	Not Available
Bottom bracket type	Race Face SRX ISIS
Crankset parts and sizes	34 Teeth Race Face Ride ISIS
Gear shift levers	Not Available
Rear gear set	17 Teeth 1-speed

Kona Unit Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Unicrown Crown Steel
Fork type	Kona Project Two Disc

Other Specs of Kona Unit

Component group sets	Single Speed Mix
Pedals details	Shimano PD-M505 Clipless
Rear shock absorber	Not Available
Saddle seat	WTB Laser V Comp
Seat post extension	Easton EA30

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	1999
Current price	Check price Here ==>
Color choice	- Inkwell Blue -Dragonfly Green
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) - womens 17 (inches) - womens 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Trek Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Lee Chi LV77E Levers Lee Chi TX22 Brakes
Hubs for disc brakes	Rear: Kung Ten W5ER Front: Kung Ten W55F
Rims manufacturer	32-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Alloy MTB
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 1/8 (inches) Victor VP-H992W

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KAZ LR900
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-CT92E
Crankset parts and sizes	24/34/42 Teeth Shimano Altus
Gear shift levers	Grip Shift Centera
Rear gear set	11 - 30 Teeth 8-speed

Trek 820 Fork System Data

Derailleur (Front)	Bottom-pull and bottom Bracket Mount Shimano Altus
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 820

Component group sets	Mountain Mix
Pedals details	Alloy With Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Velo
Seat post extension	27.2 (millimeters) Diameter Aluminum Micro-adjust