Kona BLAST 2004 VS Trek 3900 2006 specs comparison

Kona Blast

General Infos

Model	Blast
Manufacturer	Kona
Year of production	2004
Current price	Check price Here ==>
Color choice	-Black and Blue
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)
Sizes	- 14 (inches) - 16 (inches) - 18 (inches) - 19 (inches) - 20 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Terra Firma
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Linear-pull Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano FH-M475 Disc Front: Shimano HB-M475 Disc
Rims manufacturer	32-hole Sun Rims Mach 4
Spoke nipples type	Brass Nipples
Spoke wheel	15ga. Front and 14ga. Rear Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7005 aluminum c
Frame type	TIG-welded
Handlebar construction	Kona Riser
Handlebar extender	Optional
Handlebar stem details	Kona Control
Headset size	1 1/8 (inches) Threadless Victor VP-A71

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG53
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ LE
Crankset parts and sizes	22/32/44 Teeth TruVativ Five D
Gear shift levers	Shimano Deore RapidFire
Rear gear set	11 - 32 Teeth 9-speed

Kona Blast Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Single Crown Aluminum
Fork type	100 (millimeters) Travel Marzocchi MZ Comp

Other Specs of Kona Blast

Component group sets	Mountain Mix
Pedals details	Wellgo A9 With Clips And Straps
Rear shock absorber	Not Available
Saddle seat	Kona Comfort Comp
Seat post extension	Kona Thumb

Trek 3900

General Infos

Model	3900
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	- Willow Green and Gray Green -Matte Lava Black and Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - womens 13 (inches) - womens 16 (inches) - womens 19.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Shimano RM30 Front: Aluminum
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha Aluminum
Frame type	TIG-welded
Handlebar construction	Hi-tensile
Handlebar extender	Not Available
Handlebar stem details	Bontrager
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth SR XCC-150
Gear shift levers	Shimano EF50
Rear gear set	11 - 32 Teeth 8-speed

Trek 3900 Fork System Data

Derailleur (Front)	Shimano FD-C050
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum
Fork type	70 (millimeters) Travel InSync Grind 1

Other Specs of Trek 3900

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Bontrager