Hmmm. About 18,000 Mls on rears. Fronts about 28,000. On BMW Z4 I tend not
to hang about and demand good wet weather performance. Given the state of
British roads off road tyres would be an option!! 😡
Sent from my iPhone
On 5 Jul 2016, at 19:50, Ken Norton <ken@xxxxxxxxxxx> wrote:
>> Only 30k, Chris (and I do hope you mean miles and not kilometers)! That
>> must be a very soft tire compound. The original tires on my Honda CR-V
>> (Continentals) only lasted 45k miles, but the Firestones that replaced them
>> have lasted 80k miles (just started my third set).
>
> Agreed. That is a bit munchy.
>
> We get about 45k miles on the Prius tires, depending on the tires
> purchased. The key, for us, is to get the highest-quality Goodyear or
> Michelin tire. I believe that the last really good set of Goodyears
> lasted about 55k miles. That's as far as I can run a small tire on
> pretty much any car. For the Jeep, we were using Goodyear Wrangler
> Silent-Armour tires, which have an incredibly long life-span and still
> have an awesome tread. The tires on the Jeep, which we just traded in
> had just short of 70k miles on them and they still had another 20k
> miles worth of life in them. That's been about our normal span for
> them, 80-100k miles.
>
> The Michelins on the X5 run about 70k miles.
>
> Brand of tire really is important. While there isn't a Firestone tire
> that I'll personally touch, the Continentals and other Chinese import
> tires are ones I'll stay away from completely. Our Jeep had a brand
> new set of no-names on it when we bought it and they didn't last 35k
> miles. The Goodyear S-A tires last twice as long.
>
> I'm very picky when it comes to tires and we always have to special
> order them from the shop. I do my research and it does pay off when
> you end up getting 50-100% more life out of them than the normal
> too-soft compound tire.
>
> A side-note item. The tires on the X5 are specially grooved so they
> keep opening up new grooves as they wear and the main channels are
> inverted in a way that they get wider as the tire wears, to maximize
> water shedding. They really work. But they aren't perfect. I was
> driving in a completely torrential rainstorm (Rain-X is great) and
> didn't slow down as much as i should have. The road had the wear
> depressions in it and about 2-3 inches of standing water. I hit that
> going about 70 MPH and had all four tires hydroplaning like a
> speedboat. Traction control kicked in to stop wheel spin, but in doing
> so, caused complete loss of directional control (you can usually power
> your way through a drift). The tires stopped hydroplaning at about 35
> MPH, so it took a few lifespans to get whoad up from 70 to 35 with no
> control whatsoever.
>
> Back to the Prius. We do tend to run the tires a little on the hard
> side in the Prius. Typically, I put an extra five pounds in my tires,
> as a matter of course, but with the Prius, we can run those up to 10
> pounds over. There are people who will run them up to 30 pounds over,
> but the ride is way too brutal. We usually keep them 5-10 over,
> varying it a bit to control tire wear. The hyper-milers will get quite
> selective with the tires and pressures and can get an extra 5-10 MPG
> just through that. But they end up spending the saved money on
> chiropractor appointments.
>
> AG Schnozz
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