K2 ASTRAL 4.0 2005 VS Trek 7.5 FX DISC 2006 specs comparison

K2 Astral 4.0

General Infos

Model	Astral 4.0
Manufacturer	K2
Year of production	2005
Current price	Check price Here ==>
Color choice	-Blue and Silver
Sizes	- Small - Medium - Large - Extra large
Sizes	- Small - Medium - Large - Extra large

Wheels And Breaking System

Bike front tire	700 X 28c Vittoria Randonneur
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	32-hole Alex DA-16
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	7000 aluminum c
Frame type	TIG-welded
Handlebar construction	Aluminum Flat Bar
Handlebar extender	Optional
Handlebar stem details	Adjustable Aluminum
Headset size	1 1/8 (inches) Integrated TH Intelliset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC HG-53
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth TruVativ Five-D
Gear shift levers	Shimano ST-R443
Rear gear set	11 - 28 Teeth 8-speed

K2 Astral 4.0 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano FD-R443
Derailleur (Rear)	Shimano Tiagra GS
Fork material	Unicrown Crown Aluminum
Fork type	K2

Other Specs of K2 Astral 4.0

Component group sets	Hybrid Mix
Pedals details	Aluminum Cage With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	K2 ComfortTech
Seat post extension	Aluminum Micro-adjust

Trek 7.5 FX Disc

General Infos

Model	7.5 FX Disc
Manufacturer	Trek
Year of production	2006
Current price	Check price Here ==>
Color choice	-Gloss Metallic Black
Sizes	- 15 (inches) - 17.5 (inches) - 20 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	700 X 32C Bontrager Race Lite Hardcase
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 Brakes
Hubs for disc brakes	Shimano Deore LX
Rims manufacturer	Bontrager Ranger
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Alpha SL Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Crowbar Sport
Handlebar extender	Not Available
Handlebar stem details	Bontrager Sport
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	26/36/48 Teeth Bontrager Select
Gear shift levers	Shimano Deore
Rear gear set	11 - 32 Teeth 9-speed

Trek 7.5 FX Disc Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore LX
Fork material	Unicrown Crown Aluminum
Fork type	Trek

Other Specs of Trek 7.5 FX Disc

Component group sets	Hybrid Mix
Pedals details	Wellgo Single-side Clipless
Rear shock absorber	Not Available
Saddle seat	Bontrager Race Lux Basic
Seat post extension	Bontrager Sport