Really?  I've always been told new tyres should go on the rear.

https://www.tirerack.com/tires/tiretech/techpage.jsp?techid=52

http://kumhotyre.co.uk/kumho-news/should-you-fit-new-tyres-to-the-front-or-rear/

http://www.popularmechanics.com/cars/how-to/a3121/6-common-tire-myths-debunked-10031440/

On Thu 10/12 2017 08:59, David McNeely wrote:
> Every recommendation I read from tire manufacturers, sellers, independent
> agencies, government agencies, says that if you run one older pair and one
> newer pair of tires, the newer pair (or the pair with the most tread,
> actually), should be on the front.  Is there a particular reason you are
> doing the opposite?
>
> Back in the day, I was taught to do like you.  The reasoning was that the
> greater stopping power being on the rear prevented the rear overrunning the
> front when in an emergency stop.  But the recommendations I read now say
> that empirical evidence is that in serious accidents, poorer tires on the
> front is often the cause.
>
> I'm not saying this as an expert.  I'm just repeating what I get from those
> who claim to be.
toodle pip,
--
       Dug Smith          | Terry Pratchett: It's almost
(mailto:dug@dugbert.com) |  impossible to ride a rock and roll
(http://www.dugbert.com) |  motorbike and stay on for three verses.