The 2018 Dodge Durango tire size depends on trim: the Citadel, 3.6L Eng VIN G, AWD takes 265/50R20 107T; the Citadel, 3.6L Eng VIN G, RWD takes 265/50R20 107T; the Citadel, 5.7L Eng VIN T, AWD takes 265/50R20 107T; the Citadel, 5.7L Eng VIN T, RWD takes 265/50R20 107T; the GT, AWD takes 265/60R18 110T; the GT, RWD takes 265/60R18 110T; the R/T, AWD takes 265/50R20 107T; the SRT takes 295/45ZR20 110W; the R/T, RWD takes 265/50R20 107T; the SXT Plus, AWD takes 265/60R18 110T; the SXT Plus, RWD takes 265/60R18 110T; the SXT, AWD takes 265/60R18 110T; the SXT, RWD takes 265/60R18 110T; the Special Service, 3.6L Eng VIN G, AWD takes P265/60R18 109T; the Special Service, 3.6L Eng VIN G, RWD takes P265/60R18 109T; the Special Service, 5.7L Eng VIN T, AWD takes P265/60R18 109T; the Special Service, 5.7L Eng VIN T, RWD takes P265/60R18 109T, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
Citadel, 3.6L Eng VIN G, AWD: 265/50R20 107T
Citadel, 3.6L Eng VIN G, RWD: 265/50R20 107T
Citadel, 5.7L Eng VIN T, AWD: 265/50R20 107T
Citadel, 5.7L Eng VIN T, RWD: 265/50R20 107T
GT, AWD: 265/60R18 110T
GT, RWD: 265/60R18 110T
R/T, AWD: 265/50R20 107T
SRT: 295/45ZR20 110W
R/T, RWD: 265/50R20 107T
SXT Plus, AWD: 265/60R18 110T
SXT Plus, RWD: 265/60R18 110T
SXT, AWD: 265/60R18 110T
SXT, RWD: 265/60R18 110T
Special Service, 3.6L Eng VIN G, AWD: P265/60R18 109T
Special Service, 3.6L Eng VIN G, RWD: P265/60R18 109T
Special Service, 5.7L Eng VIN T, AWD: P265/60R18 109T
Special Service, 5.7L Eng VIN T, RWD: P265/60R18 109T