The 2021 Jeep Grand Cherokee tire size depends on trim: the 80th Anniversary Edition, 3.6L Eng VIN G, AWD takes 265/50R20 107V; the 80th Anniversary Edition, 3.6L Eng VIN G, RWD takes 265/50R20 107V; the 80th Anniversary Edition, 5.7L Eng VIN T takes 265/50R20 107V; the High Altitude, 3.6L Eng VIN G, AWD takes 265/50R20 107V; the High Altitude, 3.6L Eng VIN G, RWD takes 265/50R20 107V; the Laredo E, AWD, Automatic T/Case Control takes 265/60R18 110T; the High Altitude, 5.7L Eng VIN T takes 265/50R20 107V; the Laredo E, AWD, Full Time T/Case Control takes 265/60R18 110T; the Limited X, 3.6L Eng VIN G, RWD takes 265/50R20 107V; the Laredo X, RWD takes 265/60R18 110T; the Laredo E, RWD takes 265/60R18 110T; the Limited X, 3.6L Eng VIN G, AWD takes 265/50R20 107V; the Laredo X, AWD, Full Time T/Case Control takes 265/60R18 110T; the Summit, 3.6L Eng VIN G, RWD takes 265/50R20 107V; the Limited, 3.6L Eng VIN G, AWD takes 265/60R18 110T; the SRT takes 295/45ZR20 (110Y); the Laredo X, AWD, Automatic T/Case Control takes 265/60R18 110T; the Limited, 3.6L Eng VIN G, RWD takes 265/60R18 110T; the Limited X, 5.7L Eng VIN T takes 265/50R20 107V; the Summit, 5.7L Eng VIN T takes 265/50R20 107V; the Overland, 3.6L Eng VIN G, RWD takes 265/50R20 107T; the Overland, 5.7L Eng VIN T takes 265/50R20 107T; the Summit, 3.6L Eng VIN G, AWD takes 265/50R20 107V; the Trackhawk takes 295/45ZR20 (110Y); the Limited, 5.7L Eng VIN T takes 265/60R18 110T; the Overland, 3.6L Eng VIN G, AWD takes 265/50R20 107T; the Trailhawk, 5.7L Eng VIN T takes 265/60R18 110T; the Trailhawk, 3.6L Eng VIN G takes 265/60R18 110T, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
80th Anniversary Edition, 3.6L Eng VIN G, AWD: 265/50R20 107V
80th Anniversary Edition, 3.6L Eng VIN G, RWD: 265/50R20 107V
80th Anniversary Edition, 5.7L Eng VIN T: 265/50R20 107V
High Altitude, 3.6L Eng VIN G, AWD: 265/50R20 107V
High Altitude, 3.6L Eng VIN G, RWD: 265/50R20 107V
Laredo E, AWD, Automatic T/Case Control: 265/60R18 110T
High Altitude, 5.7L Eng VIN T: 265/50R20 107V
Laredo E, AWD, Full Time T/Case Control: 265/60R18 110T
Limited X, 3.6L Eng VIN G, RWD: 265/50R20 107V
Laredo X, RWD: 265/60R18 110T
Laredo E, RWD: 265/60R18 110T
Limited X, 3.6L Eng VIN G, AWD: 265/50R20 107V
Laredo X, AWD, Full Time T/Case Control: 265/60R18 110T