The first factor from Google’s TOP 10 Ranking Factors is Domain Age.

Many SEOs believe that Google inherently “trusts” older domains.

“You can buy everything in web, but can not only buy history on your domain!”

In this screen shot You can see what information give Google for domain name – the main is the Age of domain!!!

So the old site is like a Gold in Internet! Each domain older than 10 Years have a huge value!

If you may create a Wheel Link using an Old and New website at the same time, with the correct On page and Off page SEO – this will be perfect for Your ranking in SERP.