Dodge Cummins Diesel Forum - View Single Post - Ok to run 121Q tires?
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post #2 of (permalink) Old 07-10-2019, 10:50 PM
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You can run them without issue, but most tire shops will refuse to sell or mount them. Since it does not meet the factory load index rating of 124+. Atleast with my experience in my area.

2018 CTD 2500 4x4 Auto - Thuren Suspended.
Old: 2005, 2009, 2012 CTD - All Thuren/Carli Suspended and Goodies.
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