Trek TR-30 JUMPING 1999 VS Kona COWAN 2008 specs comparison

Trek TR-30 Jumping

General Infos

Model	TR-30 Jumping
Manufacturer	Trek
Year of production	1999
Current price	Check price Here ==>
Color choice	-Tidal Blue and Sky Blue
Sizes	- Pro
Sizes	- Pro

Wheels And Breaking System

Bike front tire	Rear: 20 X 1.75 (inches) Bontrager Revolt ST-2 Front: 20 X 2.10 (inches) Bontrager Revolt ST-2
Bike rear tire	Not Available
Bike wheel size	20 (inches) Wheels
Brakeset type	Chang Star 281DT Levers Dia-Compe 990 Brakes
Hubs for disc brakes	Kung Ten Aluminum
Rims manufacturer	48-hole Bontrager Mack
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded
Handlebar construction	Chromoly
Handlebar extender	Not Available
Handlebar stem details	Alloy Ahead Type
Headset size	1 1/8 (inches) Threadless Aheadset SE-1

Gearing Specifications

Bicycle chain	1/2 X 1/8 (inches) Taya TB-410
Bottom bracket shell width	American
Bottom bracket type	One Piece
Crankset parts and sizes	1-piece Steel
Gear shift levers	Not Available
Rear gear set	16 Teeth 1-speed

Trek TR-30 Jumping Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Chromoly
Fork type	Trek

Other Specs of Trek TR-30 Jumping

Component group sets	Not Available
Pedals details	Alloy Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager FS Plus 10
Seat post extension	25.4 (millimeters) Diameter Alloy

Kona Cowan

General Infos

Model	Cowan
Manufacturer	Kona
Year of production	2008
Current price	Check price Here ==>
Color choice	-Silver and White Matte
Sizes	- 13 (inches) - 14 (inches) - 16 (inches) - 17 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.35 (inches) Maxxis High Roller
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Hayes Stroker Trail Hydraulic Levers Hayes Stroker Trail With V6 Rotor Brakes
Hubs for disc brakes	Rear: Shimano M525 Disc Front: KK Disc 20 (millimeters)
Rims manufacturer	Sun EQ 3.1SL
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel

Frame and Body Specs

Frame materials	Kona Clump 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	FSA Maximus Riser OS
Handlebar extender	Optional
Handlebar stem details	FSA Gap OS
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano HG50
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	24/36 Teeth FSA Moto-X MegaExo
Gear shift levers	Shimano Alivio
Rear gear set	11 - 32 Teeth 8-speed

Kona Cowan Fork System Data

Derailleur (Front)	Shimano Alivio
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Steel
Fork type	100 (millimeters) Travel Marzocchi Dirt Jumper 2 With QR20

Other Specs of Kona Cowan

Component group sets	Mountain Mix
Pedals details	Kona Jackshit
Rear shock absorber	Not Available
Saddle seat	Kona Dirt Jump
Seat post extension	FSA Maximus Dbl