K2 Astral 4.0 2005 Technical specs and features

Brand K2
Model Astral 4.0
First production 2005
Bike category Hybrid
Bike sub-category Hybrid
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Parts And Accessories K2 Astral 4.0 Parts   
Available Sizes - Small
- Medium
- Large
- Extra large


Wheels And Breaking System

Bike front tire700 X 28c Vittoria Randonneur
Bike rear tireNot Available
Bike wheel size700c 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 typeBrass Nipples
Spoke wheel 14ga. Straight Gauge
Stainless Steel

Frame and Body Specifications

Frame materials7000 aluminum c
Frame typeTIG-welded
Handlebar constructionAluminum Flat Bar
Handlebar extenderOptional
Handlebar stem details Adjustable
Aluminum
Headset size1 1/8 (inches) Integrated TH Intelliset

Gearing Specs

Bicycle chain 1/2 X 3/32 (inches)
KMC HG-53
Bottom bracket shell widthNot Available
Bottom bracket typeNot Available
Crankset parts and sizes 28/38/48 Teeth
TruVativ Five-D
Gear shift leversShimano 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 typeK2

Other Specs of K2 Astral 4.0

Component group setsHybrid Mix
Available colors - Blue and Silver
Weight Unspecified
Pedals detailsAluminum Cage With Clips & Straps
Rear shock absorberNot Available
Saddle seatK2 ComfortTech
Seat post extensionAluminum Micro-adjust


K2 Astral 4.0 bike review

K2 produced the Astral 4.0 bike in 2005 and can be classified as a Hybrid bicycle.
Astral 4.0 bike is available in many sizes such as Small , Medium , Large and Extra large .
K2 Hybrid Astral 4.0 can be found in a few colors, among these colors Blue and Silver .
This bike is equiped with 700 x 28c Vittoria Randonneur tires and Stainless steel spoke wheel while the rims are manufactured by Alex DA-16, 32-hole. K2 equiped this exact model with Tektro linear-pull brakes, Tektro levers braking system and Aluminum, Q/R hubs.
To guarantee the comfiest ride K2 used 7000 aluminum material for the frame. Aluminum flat bar high strength material is used on the handlebar of this Astral 4.0 to ensure the perfect handling while the stems are made of Aluminum, adjustable.
For the smoothest biking experience TruVativ Five-D, 28/38/48 teeth is used on this bicycle linked to KMC HG-53 chain that is easily replaceable as stated by K2, the whole system is connected to a high reliability Shimano ST-R443 gear shift levers.