diff --git a/selfdrive/car/chrysler/interface.py b/selfdrive/car/chrysler/interface.py
index 70aeba76dfff06..7848cbf367cb58 100755
--- a/selfdrive/car/chrysler/interface.py
+++ b/selfdrive/car/chrysler/interface.py
@@ -80,6 +80,9 @@ def get_params(candidate, fingerprint):
     ret.steerActuatorDelay = 0.1
     ret.steerRateCost = 1.
 
+    if candidate == CAR.CHEROKEE:
+      ret.wheelbase = 2.91  # in meters
+
     ret.centerToFront = ret.wheelbase * 0.44
 
     ret.longPidDeadzoneBP = [0., 9.]
diff --git a/selfdrive/car/chrysler/values.py b/selfdrive/car/chrysler/values.py
index 8e30da6215f780..1c859add25bedc 100644
--- a/selfdrive/car/chrysler/values.py
+++ b/selfdrive/car/chrysler/values.py
@@ -28,9 +28,12 @@ class CAR:
     {68: 8, 257: 5, 258: 8, 264: 8, 268: 8, 270: 8, 274: 2, 280: 8, 284: 8, 288: 7, 290: 6, 291: 8, 292: 8, 294: 8, 300: 8, 308: 8, 320: 8, 324: 8, 331: 8, 332: 8, 344: 8, 368: 8, 376: 3, 384: 8, 388: 4, 448: 6, 456: 4, 464: 8, 469: 8, 480: 8, 500: 8, 501: 8, 512: 8, 514: 8, 520: 8, 528: 8, 532: 8, 544: 8, 557: 8, 559: 8, 560: 4, 564: 8, 571: 3, 579: 8, 584: 8, 608: 8, 624: 8, 625: 8, 632: 8, 639: 8, 653: 8, 654: 8, 655: 8, 660: 8, 669: 3, 671: 8, 672: 8, 680: 8, 701: 8, 704: 8, 705: 8, 706: 8, 709: 8, 710: 8, 719: 8, 720: 6, 736: 8, 737: 8, 746: 5, 760: 8, 764: 8, 766: 8, 770: 8, 773: 8, 779: 8, 782: 8, 784: 8, 792: 8, 799: 8, 800: 8, 804: 8, 816: 8, 817: 8, 820: 8, 825: 2, 826: 8, 832: 8, 838: 2, 848: 8, 853: 8, 856: 4, 860: 6, 863: 8, 878: 8, 882: 8, 897: 8, 908: 8, 924: 8, 926: 3, 929: 8, 937: 8, 938: 8, 939: 8, 940: 8, 941: 8, 942: 8, 943: 8, 947: 8, 948: 8, 958: 8, 959: 8, 969: 4, 974: 5, 979: 8, 980: 8, 981: 8, 982: 8, 983: 8, 984: 8, 992: 8, 993: 7, 995: 8, 996: 8, 1000: 8, 1001: 8, 1002: 8, 1003: 8, 1008: 8, 1009: 8, 1010: 8, 1011: 8, 1012: 8, 1013: 8, 1014: 8, 1015: 8, 1024: 8, 1025: 8, 1026: 8, 1031: 8, 1033: 8, 1050: 8, 1059: 8, 1082: 8, 1083: 8, 1098: 8, 1100: 8},
     {168: 8, 257: 5, 258: 8, 264: 8, 268: 8, 270: 8, 274: 2, 280: 8, 284: 8, 288: 7, 290: 6, 291: 8, 292: 8, 294: 8, 300: 8, 308: 8, 320: 8, 324: 8, 331: 8, 332: 8, 344: 8, 368: 8, 376: 3, 384: 8, 388: 4, 448: 6, 456: 4, 464: 8, 469: 8, 480: 8, 500: 8, 501: 8, 512: 8, 514: 8, 520: 8, 528: 8, 532: 8, 544: 8, 557: 8, 559: 8, 560: 4, 564: 8, 571: 3, 579: 8, 584: 8, 608: 8, 624: 8, 625: 8, 632: 8, 639: 8, 653: 8, 654: 8, 655: 8, 660: 8, 669: 3, 671: 8, 672: 8, 680: 8, 701: 8, 704: 8, 705: 8, 706: 8, 709: 8, 710: 8, 719: 8, 720: 6, 736: 8, 737: 8, 746: 5, 760: 8, 764: 8, 766: 8, 770: 8, 773: 8, 779: 8, 782: 8, 784: 8, 792: 8, 799: 8, 800: 8, 804: 8, 816: 8, 817: 8, 820: 8, 825: 2, 826: 8, 832: 8, 838: 2, 848: 8, 853: 8, 856: 4, 860: 6, 863: 8, 878: 8, 882: 8, 897: 8, 908: 8, 924: 8, 926: 3, 929: 8, 937: 8, 938: 8, 939: 8, 940: 8, 941: 8, 942: 8, 943: 8, 947: 8, 948: 8, 958: 8, 959: 8, 969: 4, 974: 5, 979: 8, 980: 8, 981: 8, 982: 8, 983: 8, 984: 8, 992: 8, 993: 7, 995: 8, 996: 8, 1000: 8, 1001: 8, 1002: 8, 1003: 8, 1008: 8, 1009: 8, 1010: 8, 1011: 8, 1012: 8, 1013: 8, 1014: 8, 1015: 8, 1024: 8, 1025: 8, 1026: 8, 1031: 8, 1033: 8, 1050: 8, 1059: 8, 1082: 8, 1083: 8, 1098: 8, 1100: 8}
   ],
-  CAR.CHEROKEE: [{
-    55: 8, 168: 8, 181: 8, 256: 4, 257: 5, 258: 8, 264: 8, 268: 8, 272: 6, 273: 6, 274: 2, 280: 8, 284: 8, 288: 7, 290: 6, 292: 8, 300: 8, 308: 8, 320: 8, 324: 8, 331: 8, 332: 8, 344: 8, 352: 8, 362: 8, 368: 8, 376: 3, 384: 8, 388: 4, 416: 7, 448: 6, 456: 4, 464: 8, 500: 8, 501: 8, 512: 8, 514: 8, 520: 8, 532: 8, 544: 8, 557: 8, 559: 8, 560: 4, 564: 4, 571: 3, 579: 8, 584: 8, 608: 8, 618: 8, 624: 8, 625: 8, 632: 8, 639: 8, 656: 4, 658: 6, 660: 8, 671: 8, 672: 8, 676: 8, 678: 8, 680: 8, 683: 8, 684: 8, 703: 8, 705: 8, 706: 8, 709: 8, 710: 8, 719: 8, 720: 6, 729: 5, 736: 8, 737: 8, 738: 8, 746: 5, 752: 2, 754: 8, 760: 8, 761: 8, 764: 8, 766: 8, 773: 8, 776: 8, 779: 8, 782: 8, 783: 8, 784: 8, 785: 8, 788: 3, 792: 8, 799: 8, 800: 8, 804: 8, 806: 2, 808: 8, 810: 8, 816: 8, 817: 8, 820: 8, 825: 2, 826: 8, 831: 6, 832: 8, 838: 2, 844: 5, 848: 8, 853: 8, 856: 4, 860: 6, 863: 8, 882: 8, 897: 8, 906: 8, 937: 8, 938: 8, 939: 8, 940: 8, 941: 8, 942: 8, 943: 8, 947: 8, 948: 8, 968: 8, 969: 4, 970: 8, 973: 8, 974: 5, 976: 8, 977: 4, 979: 8, 980: 8, 981: 8, 982: 8, 983: 8, 984: 8, 992: 8, 993: 7, 995: 8, 996: 8, 1000: 8, 1001: 8, 1002: 8, 1003: 8, 1008: 8, 1009: 8, 1010: 8, 1011: 8, 1012: 8, 1013: 8, 1014: 8, 1015: 8, 1024: 8, 1025: 8, 1026: 8, 1031: 8, 1033: 8, 1050: 8, 1059: 8, 1062: 8, 1098: 8, 1100: 8
-  }],    
+  CAR.CHEROKEE: [
+    # GRAND CHEROKEE V6 2018
+    {55: 8, 168: 8, 181: 8, 256: 4, 257: 5, 258: 8, 264: 8, 268: 8, 272: 6, 273: 6, 274: 2, 280: 8, 284: 8, 288: 7, 290: 6, 292: 8, 300: 8, 308: 8, 320: 8, 324: 8, 331: 8, 332: 8, 344: 8, 352: 8, 362: 8, 368: 8, 376: 3, 384: 8, 388: 4, 416: 7, 448: 6, 456: 4, 464: 8, 500: 8, 501: 8, 512: 8, 514: 8, 520: 8, 532: 8, 544: 8, 557: 8, 559: 8, 560: 4, 564: 4, 571: 3, 579: 8, 584: 8, 608: 8, 624: 8, 625: 8, 632: 8, 639: 8, 656: 4, 658: 6, 660: 8, 671: 8, 672: 8, 676: 8, 678: 8, 680: 8, 683: 8, 684: 8, 703: 8, 705: 8, 706: 8, 709: 8, 710: 8, 719: 8, 720: 6, 729: 5, 736: 8, 737: 8, 738: 8, 746: 5, 752: 2, 754: 8, 760: 8, 761: 8, 764: 8, 766: 8, 773: 8, 776: 8, 779: 8, 782: 8, 783: 8, 784: 8, 785: 8, 788: 3, 792: 8, 799: 8, 800: 8, 804: 8, 806: 2, 808: 8, 810: 8, 816: 8, 817: 8, 820: 8, 825: 2, 826: 8, 831: 6, 832: 8, 838: 2, 844: 5, 848: 8, 853: 8, 856: 4, 860: 6, 863: 8, 882: 8, 897: 8, 906: 8, 924: 8, 937: 8, 938: 8, 939: 8, 940: 8, 941: 8, 942: 8, 943: 8, 947: 8, 948: 8, 968: 8, 969: 4, 970: 8, 973: 8, 974: 5, 976: 8, 977: 4, 979: 8, 980: 8, 981: 8, 982: 8, 983: 8, 984: 8, 992: 8, 993: 7, 995: 8, 996: 8, 1000: 8, 1001: 8, 1002: 8, 1003: 8, 1008: 8, 1009: 8, 1010: 8, 1011: 8, 1012: 8, 1013: 8, 1014: 8, 1015: 8, 1024: 8, 1025: 8, 1026: 8, 1031: 8, 1033: 8, 1050: 8, 1059: 8, 1062: 8, 1098: 8, 1100: 8},
+    # Jeep Grand Cherokee 2017 Trailhawk
+    {257: 5, 258: 8, 264: 8, 268: 8, 274: 2, 280: 8, 284: 8, 288: 7, 290: 6, 292: 8, 300: 8, 308: 8, 320: 8, 324: 8, 331: 8, 332: 8, 344: 8, 352: 8, 362: 8, 368: 8, 376: 3, 384: 8, 388: 4, 416: 7, 448: 6, 456: 4, 464: 8, 500: 8, 501: 8, 512: 8, 514: 8, 520: 8, 532: 8, 544: 8, 557: 8, 559: 8, 560: 4, 564: 4, 571: 3, 584: 8, 608: 8, 618: 8, 624: 8, 625: 8, 632: 8, 639: 8, 660: 8, 671: 8, 672: 8, 680: 8, 684: 8, 703: 8, 705: 8, 706: 8, 709: 8, 710: 8, 719: 8, 720: 6, 736: 8, 737: 8, 746: 5, 752: 2, 760: 8, 761: 8, 764: 8, 766: 8, 773: 8, 776: 8, 779: 8, 783: 8, 784: 8, 792: 8, 799: 8, 800: 8, 804: 8, 806: 2, 808: 8, 810: 8, 816: 8, 817: 8, 820: 8, 825: 2, 826: 8, 831: 6, 832: 8, 838: 2, 844: 5, 848: 8, 853: 8, 856: 4, 860: 6, 863: 8, 882: 8, 897: 8, 924: 3, 937: 8, 947: 8, 948: 8, 969: 4, 974: 5, 977: 4, 979: 8, 980: 8, 981: 8, 982: 8, 983: 8, 984: 8, 992: 8, 993: 7, 995: 8, 996: 8, 1000: 8, 1001: 8, 1002: 8, 1003: 8, 1008: 8, 1009: 8, 1010: 8, 1011: 8, 1012: 8, 1013: 8, 1014: 8, 1015: 8, 1024: 8, 1025: 8, 1026: 8, 1031: 8, 1033: 8, 1050: 8, 1059: 8, 1062: 8, 1098: 8, 1100: 8}
+  ],
 }