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Re: 2009, comeback for low rolling resistance tires ?

by Phil Marino-2 :: Rate this Message:

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I wouldn't worry too much about rim weight.  It might be easier ( and
cheaper) to save weight elsewhere.  The difference between stock steel rims
and expensive aluminum rims is not generally very much.  And, the "rolling
inertia" effect of rims is fairly small ( despite common thinking on this).
Phil Marino
Rochester, NY

On Thu, Jul 2, 2009 at 4:18 AM, m gol <gol.m86@...> wrote:

> Hey thanks for the links.
>
> Got any ideas where I can get some light weight 14" rims for a Geo Metro?
>
> On Sat, Jun 27, 2009 at 10:06 AM, Ricky Suiter <ricksuiter@...>
> wrote:
>
> >
> > There certainly has been a resurgence in LRR tires in the last two
> months.
> > I needed a set of new tires for my Saturn conversion and bugged
> Bridgestone
> > continuously to bring their new Ecopia EP100 tire here, but the answer
> was
> > only "it's not intended for the US market." Two months after I bought new
> > Michelins they begin selling them. Here's a few of what they are offering
> > specifically for LRR:
> >
> > Bridgestone Ecopia EP100:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Bridgestone&tireModel=Ecopia+EP100
> >
> > Ecopia EP20 just showed up recently as an OEM Prius replacement tire:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Bridgestone&tireModel=Ecopia+EP20
> >
> > Ecopia EP-02 is the Rav4 EV tire that has been around all along:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Bridgestone&tireModel=Ecopia+EP-02
> >
> > Goodyear Assurance Fuel Max, they've actually been running TV commercials
> > for this tire:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Goodyear&tireModel=Assurance+Fuel+Max
> >
> > Michelin Energy Saver. All their "Energy" line of tires are supposed to
> be
> > LRR and I have a set of Energy MXV4S8's on my Saturn. I'm happy with it,
> but
> > they are heavy tires:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Michelin&tireModel=Energy+Saver+A%2FS
> >
> > They also make a version of the Hydroedge in LRR:
> >
> >
> http://www.tirerack.com/tires/tires.jsp?tireMake=Michelin&tireModel=HydroEdge+with+Green+X
> >
> > If you'd asked about this last year you would have only had a few sparse
> > choices, but now it's definitely a competition.
> >
> >
> > Regards,
> > Rick
> > 92 Saturn SC Conversion
> > AZ Alt Fuel Plates "ZEROGAS"
> >
> >
> >
> > -------------------------------------------------------
> > I was reading a magazine that had a blurb abut the 2009 F-150 truck
> > which has a "SFE" version fords "super fuel economy" version.
> > One thing that caught my eye was the use of low rolling resistance tires
> > and in larger sizes.
> >
> > "18-inch chrome clad aluminum wheels
> > <http://www.autospies.com/news/2009-Ford-F150-SFE-34918/#>with low
> > rolling resistance P265/60R18 all-season tires."
> > and apparently there is a 20" option too for those bling addicts that
> > want a heavier rim to totally offset the low rolling resistance.
> >
> > Not very low profile but a bit of googleing and we see the GM has it's
> > "XFE" "eXtra fuel economy"  line to match. (sheesh more TLA's)
> > They have goodyear and conti's in 15" size for the cobalt for example.
> >
> > The phrases that worry me are "worked with the tire manufacturer to
> > create a tire especially for the cobalt".; which could mean we can't buy
> > them.
> >
> > But here is hoping that low rolling resistance tires will gain enough
> > momentum to tip the scales and make a comeback.
> > I want to rolling resistance standards posted on the tire along with the
> > treadwear and traction ratings :-)
> >
> > Funny are how many blog entries there are saying "low rolling resistance
> > = unstable or unsafe in any inclement weather " and none about fair
> > weather braking differences.
> >
> > Don't worry, I know lower rolling resistance doesn't automatically mean
> > less traction.
> >
> >
> >
> >
> >
> >
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