The 2020 Chrysler 300 tire size depends on trim: the C takes 245/45R20 99V; the Limited, 4WD, Gas/Ethanol takes 235/55R19 101H; the Limited, RWD, Gas takes 245/45R20 99V; the Limited, RWD, Gas/Ethanol takes 245/45R20 99V; the S, 3.6L Eng VIN G, 4WD, Gas/Ethanol takes 235/55R19 101H; the S, 3.6L Eng VIN G, 4WD, Gas takes 235/55R19 101H; the Limited, 4WD, Gas takes 235/55R19 101H; the S, 5.7L Eng VIN T takes 245/45R20 99V; the Touring, 4WD, Gas takes P235/55R19 101H; the Touring L, 4WD, Gas takes P235/55R19 101H; the Touring, 4WD, Gas/Ethanol takes P235/55R19 101H; the S, 3.6L Eng VIN G, RWD, Gas takes 245/45R20 99V; the S, 3.6L Eng VIN G, RWD, Gas/Ethanol takes 245/45R20 99V; the Touring, RWD, Gas/Ethanol takes P215/65R17 98T; the Touring L, RWD, Gas takes P225/60R18 99T; the Touring, RWD, Gas takes P215/65R17 98T; the Touring L, 4WD, Gas/Ethanol takes P235/55R19 101H; the Touring L, RWD, Gas/Ethanol takes P225/60R18 99T, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
C: 245/45R20 99V
Limited, 4WD, Gas/Ethanol: 235/55R19 101H
Limited, RWD, Gas: 245/45R20 99V
Limited, RWD, Gas/Ethanol: 245/45R20 99V
S, 3.6L Eng VIN G, 4WD, Gas/Ethanol: 235/55R19 101H
S, 3.6L Eng VIN G, 4WD, Gas: 235/55R19 101H
Limited, 4WD, Gas: 235/55R19 101H
S, 5.7L Eng VIN T: 245/45R20 99V
Touring, 4WD, Gas: P235/55R19 101H
Touring L, 4WD, Gas: P235/55R19 101H
Touring, 4WD, Gas/Ethanol: P235/55R19 101H
S, 3.6L Eng VIN G, RWD, Gas: 245/45R20 99V
S, 3.6L Eng VIN G, RWD, Gas/Ethanol: 245/45R20 99V