... OEM. 4. DOT, ISO/TS16949 Specification of Truck steel wheel 19.5X8.25Wheel Size No. of Bolt HolesBolt Hole DIA.(mm ... Size19.5X8.25620.5 / 21.5SR16205161010 R 19.511 R 19.5265/70 R 19.5285/70 R 19.5305/70 R 19.5821.5SR1627522190825.41X45°27522108261X45°275221146/160/165832 ... , 22.5x7.50, 22.5x6.7519.5x8.25, 19.5x7.50, 19.5x6.75, 19.5x6.00,17.5x6.75, 17.5x6.00 ...