K2 ASTRAL 4.0 2005 VS Sun Bicycles MARATHON 2003 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

Sun Bicycles Marathon

General Infos

Model	Marathon
Manufacturer	Sun Bicycles
Year of production	2003
Current price	Check price Here ==>
Color choice	- Blue and Silver -Ball Burnished
Sizes	- 21 (inches) - womens 17 (inches)

Wheels And Breaking System

Bike front tire	700 X 40c Kenda K-841
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro 385A Levers Tektro 832A Linear Pull Brakes
Hubs for disc brakes	Q and R Rear: Aluminum Front: Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Aluminum
Headset size	1 (inches) Threaded Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z410
Bottom bracket shell width	Not Available
Bottom bracket type	Steel Retainer Style
Crankset parts and sizes	28/38/48 Teeth 3-piece Aluminum
Gear shift levers	Shimano Revo
Rear gear set	14 - 34 Teeth 7-speed

Sun Bicycles Marathon Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano Tourney TY-32
Derailleur (Rear)	Shimano RM-340
Fork material	Unicrown Crown Hi-tensile Steel
Fork type	Not Available

Other Specs of Sun Bicycles Marathon

Component group sets	Hybrid Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Velo VL-6013
Seat post extension	27.2 (millimeters) Diameter Suspension Aluminum