One problem related to tire sidewall has been reported for the 2011 Honda Ridgeline. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2011 Honda Ridgeline based on all problems reported for the 2011 Ridgeline.
Michelin ltx m/s p245 60 r18 radial tires purchased two years ago with my 2011 Honda Ridgeline truck. Excessive dry rot on top between tread and on sidewalls of the tires.