not yet but the michelin 255 is actually close to my dunlop sport maxx 275's I think you can probably get away with it, depending on the manufacturer. Just have to look at the recommended rim width range for the particular tire.
specs on the PS2 suggest that you can run a 275/35/19 on a 9" rim
Tire Size 275/35ZR19/XL
Type of Tire Ultra-High Performance Sport
Rim Width Range 9" - 11"
Section Width on Measuring Rim Width 10.94" on 9.5"
Aspect Ratio 35
Overall Diameter 26.57"
Tread Depth 9.5/32"
Tire Revolutions per Mile 783 at 45mph
Tire Size 255/40ZR19
Type of Tire Ultra-High Performance Sport
Rim Width Range 8.5" - 10"
Section Width on Measuring Rim Width 10.2" on 9"
Aspect Ratio 40
Overall Diameter 27"
Tread Depth 9.5/32"
Tire Revolutions per Mile 769 at 45mph
specs on the PS2 suggest that you can run a 275/35/19 on a 9" rim
Tire Size 275/35ZR19/XL
Type of Tire Ultra-High Performance Sport
Rim Width Range 9" - 11"
Section Width on Measuring Rim Width 10.94" on 9.5"
Aspect Ratio 35
Overall Diameter 26.57"
Tread Depth 9.5/32"
Tire Revolutions per Mile 783 at 45mph
Tire Size 255/40ZR19
Type of Tire Ultra-High Performance Sport
Rim Width Range 8.5" - 10"
Section Width on Measuring Rim Width 10.2" on 9"
Aspect Ratio 40
Overall Diameter 27"
Tread Depth 9.5/32"
Tire Revolutions per Mile 769 at 45mph