Operating Mode Full-time four-wheel drive Torque Split, Front/Rear Variable – 40/60 Auto, 50/50 Snow, 60/40 Tow, 35/65 Sport and 30/70 Track AXLES Front Differential Type Conventional Availability Standard on 4x4 models Ring Gear Diameter 7.7 (195) Axle Ratios 3.45:1 — 3.6-liter V-6 and EcoDiesel 3.09:1 — 5.7-liter V-8 3:70:1 — 6.4-liter V-8 and 6.2-liter V-8 Rear Differential Type Conventional (optional Electronic Limited Slip on 5.7-liter V-8 and EcoDiesel, Standard on 6.4-liter V-8) Availability Standard on all engines Ring Gear Diameter (in/mm) 7.7 (195) — V-6 4x4 9.1 (230) — V-6 4x2, EcoDiesel, 5.7-liter V-8, 6.4-liter V-8 and 6.2-liter V-8 Axle Ratios 3.27:1 — V-6 4x2 3.45:1 — V-6 and EcoDiesel 3.09:1 — 5.7-liter V-8 3:70:1 — 6.4-liter V-8 and 6.2-liter V-8 ELECTRICAL SYSTEM Alternator 160-amp; 180-amp or 220-amp depending on model Battery Maintenance-free H6 650 CCA + Auxiliary 200 CCA on engine start-stop (ESS) H7 700 CCA on V-8, H8 800 CCA on 3.0-liter EcoDiesel (not equipped with ESS) SUSPENSION Front Short- and long-arm independent (SLA), coil springs, gas-charged, twin-tube coilover shock absorbers, steel upper- and aluminum lower-control arms (“A” arms), aluminum knuckle, hollow stabilizer bar Front – SRT and Trackhawk Short- and long-arm independent (SLA) with aluminum lower control arm, aluminum knuckle, aluminum clevis, coil springs, Bilstein adaptive damping
Rear Rotor size and type 13.0 x 0.55 (330 x 14) disc – V-6 13.0 x 0.87 (330 x 22) vented disc – EcoDiesel and V-8 13.78 x 1.10 (350 x 28) disc with Brembo four-piston caliper and single-channel ABS – SRT 13.78 x 1.10 (350 x 28) Performance disc, directionally slotted with Brembo four-piston caliper and single-channel ABS on Trackhawk and available on SRT Caliper size and type 1.89 (48) single-piston pin-slider caliper 4 x 34 four piston fixed caliper on SRT and Trackhawk Swept area, (sq. in. / sq. cm) 257 (1,658) 316 (2,039) — SRT and Trackhawk DIMENSIONS AND CAPACITIES Wheelbase 114.7 (2,914) Track, Front 63.9 (1,623) 65.7 (1,636) — SRT and Trackhawk Track, Rear 64.1 (1,627) 64.8 (1,645) — SRT and Trackhawk Overall Length 189.8 (4,822) Overall Width (Width at Mirrors) 84.8 (2,154) Body Width 76.5 (1,943) Overall Height (at Roof Rail / at Antenna) 69.3 (1,761) / 70.0 (1,779) 67.9/70.0 (1,724/1,778) — SRT and Trackhawk Load Floor Height 32.4 (822) — standard suspension 32.6 (829) — SRT and Trackhawk 31.8 (807) — air suspension Sill Step Height 20.5 (520) — standard suspension
20.0 (508) — air suspension 20.7 (527) — SRT Ground Clearance (with P265/60R18 Tire and 3.6-liter engine) 8.6 (218) — standard suspension 10.8 (264) — air suspension (Pos#2) Ground Clearance – SRT and Trackhawk 8.1 (205.7 ) Chassis (Fuel Tank) 9.6 (243) — standard suspension 10.7 (271) — air suspension (Pos#2) 9 (230) — SRT and Trackhawk Front Axle 9.3 (236) — standard suspension 9.7 (246) — air suspension (Pos#2) 8.97 (227.8) — SRT and Trackhawk Rear Axle 10.0 (253) — standard suspension 11.1 (282) — air suspension (Pos#2) 8.99 (228.3) — SRT and Trackhawk Approach Angle (degrees) 26.2 — standard suspension 36.1 — air suspension (Pos#2, air-dam off) 29.8 (Off-road II with air dam on) 18 — SRT and Trackhawk Ramp Breakover Angle (degrees) 19.0 — standard suspension 22.8 — air suspension (Pos#2) 18.4 — SRT and Trackhawk Departure Angle (degrees) 24.0 — standard suspension 27.1 — air suspension (Pos#2) 23.1 — SRT and Trackhawk Frontal Area sq. ft. (sq. m) 31.0 (2.88) 31.5 (2.93) — SRT and Trackhawk Drag Coefficient (Cd) 0.371 0.37 — SRT and Trackhawk Aero CdA 11.5 (Cd x cross-sectional area) 11.75 (Cd x cross-sectional area) — SRT and Trackhawk
2WD Laredo 3.6-liter 52/48 Limited 3.6-liter 3.0-liter EcoDiesel 51/49 53/47 Overland 3.6-liter 3.0-liter EcoDiesel 51/49 52/48 Summit 3.6-liter 3.0-liter EcoDiesel 50/50 52/48 Laredo 3.6-liter 53/47 4WD Limited 3.6-liter 5.7-liter 3.0-liter EcoDiesel 52/48 54/46 54/46 Trailhawk 3.6-liter 5.7-liter 3.0-liter EcoDiesel 52/48 54/46 52/48 Overland 3.6-liter 5.7-liter 3.0-liter EcoDiesel 52/48 53/47 53/47 Summit 3.6-liter 5.7-liter 3.0-liter EcoDiesel 51/49 53/47 53/47 SRT 6.4-liter 55/45 Trackhawk 6.2-liter 55/45 Wheels Availability Standard on Laredo Type and Material Painted machine cast-aluminum, five-spoke Size (inches) 17 x 8 Availability Standard on Laredo E and Limited, available on Overland Type and Material Painted machine-cast-aluminum, 10-spoke Size (inches) 18 x 8 Availability Standard on Trailhawk Type and Material Polished machine cast-aluminum with low gloss painted pockets
Mfr. and Model Goodyear Wrangler All-Terrain Adventure with Kevlar Black Sidewall Revs per Mile 685 Availability Standard — SRT Size and Type P295/45ZR20 Mfr. and Model Pirelli Scorpion Verde — All-season Performance (run flat) Revs per Mile 682 Availability Optional — SRT Size and Type P295/45ZR20 Mfr. and Model Pirelli P-Zero — Three-season (run flat) Revs per Mile 685 Availability Standard – Trackhawk Size and Type P295/45ZR20 Mfr. and Model Pirelli Scorpion Verde — All-season Performance (run flat) Revs per Mile 682 Availability Optional – Trackhawk Size and Type P295/45ZR20 Mfr. and Model Pirelli P-Zero — Three-season (run flat) Revs per Mile 685 Parking Brake Type Drum-in-hat Four–wheel Anti-lock Brakes Standard Electronic stability control Standard All-speed traction control Standard Brake Assist Standard TRAILER TOWING Maximum Trailer
Engine Axle Ratio Weight lbs. (kg) 2WD 3.6-liter V-6 3.0-liter EcoDiesel V-6 3.27 3.45 6,200 (2,818) 7,400 (3,400) 4WD 3.6-liter V-6 5.7-liter V-8 3.0-liter EcoDiesel V-6 6.4-liter V-8 6.2-liter V-8 3.45 3.09 3.45 3.70 3.70 6,200 (2,818) 7,200 (3,300) 7,200 (3,300) 7,200 (3,266) 7,200 (3,266) • END •