Re: Tire Size On Stock Suspension

From: jon@dakota-truck.net
Date: Sat Sep 30 2006 - 20:01:33 EDT


"Kyle Kozubal" <lpd111@msn.com> wrote:

: So what now!?!? What tire size do you think is close to the 32x11.50?????
[...]

 
 Kyle,

  If you haven't already, check out the DML Wheel & Tire Calculator:

    http://www.dakota-truck.net/tirecalc/

  In the box at the top of the screen (Quick Converter), in
the boxes at the right hand side, plug in 32, 11.5, 17 then
hit the "Convert Inches to P-Metric" button. You will see
that on the left hand side, it has filled in 292/65R17.
Just below that, there is some text that says "Copy values to:"
and two buttons below it. Click the "Tire A" button. The part
of the page just below the Quick Converter is split into two;
the left hand side has drop down listboxes to choose the tire
values and the right hand side has text entry boxes. You will
see that when you clicked the "Tire A" button, 292/65 R17
was copied into the boxes at the right hand side of the page.
Next, below where the value was copied, Choose "Calculate tires
equivalent to Tire A". Fill in the max height difference. The
default is 0.5 (1/2"). If you use .25, just about anything that
matches will be a very close match. If you'd like to expand the
search to tires that would be more likely to throw off your
odometer and speedometer, just increase this value. You will
also want to put a "17" for the rim size for "Tire B", but leave
the other two fields blank. (This will restrict the search to
tires for 17" rims.) Optionally, fill in your rearend ratio
and an RPM, then click the Submit button. You will be presented
with a list of tire sizes which are equivalent to a 32x11.5 R17,
within the max height range you specified. Note that the tire
sizes presented might not actually be available, or might be
expensive, but since you already know what tires are popular
and available, if you find one in the list, you can click on
the "Compare" button in that row, and you will be presented
with the measurement differences between the two tires, as well
as your odometer and speedometer change, and if you filled in
your rearend ratio and RPM, it will tell you your effective gear
ratio change and the change in RPMs at a given speed.

   On the main screen of the tire calculator, you can also just
plug in two tire sizes and choose "compare tire A to tire B",
which gives you the same info as when you click on the "Compare"
button in the table that you are shown when you calculate tires
equivalent to Tire A.

   Of the tires you listed in your post, the 275/70 R17 is the
closest. (Only a .21" height difference which is less than a
1/2mph difference at 65mph.)

  Anyhoo, play with the tire calculator a bit and I think it
will tell you exactly what you want to know.

-- 
                                          -Jon-

.- Jon Steiger -- jon@dakota-truck.net or jon@jonsteiger.com -. | '96 Kolb Firefly, '96 Suzuki Intruder, Miscellaneous Mopars | `-------------------------------- http://www.jonsteiger.com --'



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