SP160 RS (Regional Haul Steer)
  Tyre Size Designation Service Description Section Width (mm)
on Design Rim		 Overall Diameter (mm) Static Loaded Radius (mm)
(+/- 2.0mm)		 Approved Rim Width Max Load (kg) Product Code
22.5'' 11R22.5 148/144L  -  -  -  -  - 556256