We were just aware yesterday that the Amazon informed the Pre-orderers of putting off the release date of Euro Truck Simulator 2 till Augest by game supplier. although this news haven't been confirmed by game developer SCS Software.

The original mail contents are as follows(*thanks for the sharing by AGASAHIROSHI):

On 25th Dec, the game developer scs soft updated a news of ETS2 Country-specific Stuff.
A little feature which was completed just this last week is support for country-specific license plates. Combined with generating the mix of AI vehicles in traffic with probabilities characteristic for various countries, it definitely improves the feeling of locality in the game. See if you can guess in which countries these screenshots were made... ;-)

Trucks & Trailers puts your driving skills to the ultimate test with over 50 individual truck driving challenges. Choose from 7 available trucks, work with a wide variety of cargo.

Compete against the clock to complete intricately designed courses and tasks that put you firmly into the driver's seat. Can you avoid obstacles whilst reversing a trailer? Do you have the lateral thinking required to sort a series of trailers in the yard into their correct positions?

DEMO download link:
http://www.trucks-and-trailers.com/download/trucks_and_trailers_setup.exe

Euro Truck Simulator 2 is under developing these months.
According to some reliable sources, ETS2 may release in 2011.
For more news of this, you can redirect to official blog to find out

18 WHEELS OF STEEL EXTREME TRUCKER 2
Hazards are everywhere! Test your driving skills to the extreme across five hire-raising locations including treacherous mountain forests, steep mountains, frozen ice roads, vast scorching desert, and thin rainforest roads. Battle through: Montana, Bolivia, Northern Territories, Australia, Bangladesh.

Extreme Loads - Transport loads that would scare even the most fearless drivers - maximum loads, oversized loads, high risk cargo and more.

Jump behind the wheel of 18 Wheels of Steel Extreme Trucker 2! Throw your weight around - drive over 35 different rigs and deliver over 70 types of loads.

Your Life is on the Line - Drive terrains that don't forgive your mistakes - do the job well or you might die trying. Achieve the unachievable by delivering your loads on time. These beasts don't drive themselves - From subtropical to subzero environments, manage your fuel and maintain your truck in peak condition. Try the latest installment in the reputable 18 Wheels of Steel series and experience even more challenges in the life of an Extreme Trucker all around the world.

Official Website: http://www.extremetrucker2.com/
DEMO DOWNLOAD LINK:
http://www.extremetrucker2.com/download.php

A new revolution in the genre autosimulator! 22 cities included: Vienna, Innsbruck and Salzburg, Linz. Numerous cars have migrated from the German Truck Simulator, but not without surprises. You will receive an updated schedule, authentically recreated map of Austria and a number of interesting jobs!

Note: in the hand as a crack text + mod for the weather conditions. Instructions for installing mods attached.

Demo download :
http://www.germantrucksimulator.com/download.php

Rig'n'Roll is a splendid game of California. Over 2000 miles road included.
To our surprised, the crack has been released on 16th July!
Click here for downloading the crack of R'N'R.
Try out your journey of California!

REFERENCES OF RIGNROLL
Players will step into the shoes of a young man in the year 2014 as he arrives in California to pursue his dreams of road domination and capture the Californian cargo transportation market. There are miles of highways to conquer and cities and towns to reach as he becomes the greatest trucker on the highways.

Rig'n'Roll is a sequel to the famous games “Hard Truck” and “Hard Truck 2: King of the Road”. This time the game world is true-to-life. Gamers can race high-powered Semis along thousands miles of real Californian roads, visiting San-Francisco to San Diego, San Jose to Los Angeles. Rig'n'Roll delivers players the ultimate truck driving experience with authentic models of trucks and their interiors, completely new physics and astonishing 3D graphics among numerous features.

Players will outrun their opponents to deliver cargo on time or take part in truck races to prove their professional skills, giving them the opportunity to improve their rating and authority among other drivers. Rig'n'Roll also gives gamers an opportunity to test their management skills as they establish their own cargo transportation company. Players will recruit staff and hire other drivers to work for them as they expand their business and eliminate their competitors from the transportation market.

Apart from being the most accurate and innovative truck driving simulation game ever produced, Rig'n'Roll immerses players in an exciting story with an unexpected finale, making new allies and battling treacherous foes as they discover a conspiracy that will test their skills to the limit.