Tire mouting problems

[rogercv1 at gmail.com (Roger concha)]

any rim with a wide lip will require that the tires be mounted from
the back first. if you try and stretch the tire over the wider lip you
will rip the bead on the tire.

On 9/3/05, Jim Ruffi <sciroccos@earthlink.net> wrote:
> I went to my friend's shop to mount my new tires on my new wheels the other
> day.  He has a 20 year old Snap-On wheel machine.  Not state-of-the-art, but
> it has proven itself through hundreds of mountings and dismountings.  We
> couldn't get the tires on the rims....it was as though they were too tight.
> 
> So, I grabbed up the stuff and headed to the tire department of the local
> wholesale club.  They are always nice there and do lots of low-profile tires
> on big rims, plus their equipment is new.  The guy was perplexed.  He
> couldn't get the tire to reach around the rim.  It's as though the rim was a
> 15 1/2 and the tire was a 15"
> 
> Here's what I think.  The rims (ATS) cups have a very deep outer lip.  When
> you work the second half of a tire onto the rim, it's necessary to get the
> tire to slip into the narrower (diameter) part of the rim, just inside the
> are where the bead makes contact.  Only these rims have such a wide lip,
> that it's nearly impossible to push the tire into the narrow area.  It would
> make more sense to put the wheels face-down in the tire machine and stretch
> the back of the tire last....but I'm worried about the tire machine messing
> up the paint on the wheels.
> 
> Tires are EV100, 195/50-15
> 
> Make sense???
> Thanks.
> 
> Jim
> 
> 
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