Crown PR4500:
have a 1/8 inch gap on drive tire after install

when installing a drive tire assembly hub will not seat onto the bearing adapter causing a 1/8 inch gap have any techs had this problem before is it possible that the hub is worn down or the bearing adapter needs replacing we have our hubs pressed in by a local crown dealer they are not new hubs thanks for time
  • Posted 15 Oct 2021 20:30
  • Discussion started by wd62
  • Tennessee, United States
warren dellinger
Showing items 1 - 4 of 4 results.
slingers on each side inside bore is 5 and a half inches
  • Posted 21 Oct 2021 20:15
  • Modified 21 Oct 2021 20:17 by poster
  • Reply by wd62
  • Tennessee, United States
warren dellinger
there are 2 different thickness drive hubs
does your drive unit use the slingers, either side of main gear where axle runs through
  • Posted 21 Oct 2021 19:23
  • Reply by crownie
  • Victoria, Australia
Thanks when I get to work today I will give that a closer look have a great day
  • Posted 19 Oct 2021 03:55
  • Reply by wd62
  • Tennessee, United States
warren dellinger
I've received drive tire assemblies that have had damaged hubs. I've also seen bearings and bearing adapters fail. I would remove drive tire and put a tape thru the axle bore. Compare measurement with known good wheel. Then inspect bearing adapter for damage
  • Posted 19 Oct 2021 03:34
  • Reply by Triggs
  • California, United States

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Fact of the week
Standardised crash test dummies appeared in the 1960s. Over time, crash test dummies better replicate the size and anatomy of a human and all its parts, as well as the range of motion of limbs and joints. Today's versions contain sensors to record damage and respond as humans do.