The Wrangler shared its instrument panel with the now-discontinued XJ Cherokee so it also contained the full-time 4x4 indicator used (only) by the Cherokee. So that full-time 4x4 indicator is not used in the Wrangler, only the Cherokee. Part-time is the more aggressive form of 4x4 when compared to the street oriented full-time type of 4x4 system. A properly equipped 2021 Jeep Grand Cherokee L Overland will surely rank as the most capable mainstream midsize three-row SUV offering, with a state-of-the-art low-range full-time 4WD system Detailed specs and features for the Used 2021 Jeep Grand Cherokee L including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. The 4:1 Rock Trac (when in 4WD) mechanically locks the front and rear drive shafts together via gears and a drive chain so that the they MUST turn at the same speed. Jeep offers two powertrain choices for the 2023 Grand Cherokee L, including a standard 3.6-liter V6 with 293 horsepower and 260 pound-feet of torque. A 5.7-liter V8 is available with 357 horsepower and 390 pound-feet of torque. Quadra-Trac I® 4WD operates in a high-range all-time mode — delivering optimum traction in virtually any driving situation, with no driver input required. The center differential splits the power — sending 48% to the front axle, 52% to the rear axle and quietly works with the standard Brake Lock Differential and Four-Wheel Brake Traction 1246 posts · Joined 2004. #1 · Nov 4, 2004 (Edited) I have a 1998 Jeep Grand Cherokee Laredo with the Selec-Trac 4-wheel drive system. I seem to be having many problems with it and I'm hoping someone can help me. When I move it into 4-wheel Part time or Full time, it only feels like it goes into it half the time, and when it does go into it 2014. /10. The 2017 Jeep Cherokee sits near the back of the compact SUV class. While the Cherokee has a quality interior, a comfortable ride, and great off-road performance, its below-average predicted reliability score and relatively small cargo space hold it back in our rankings. Roomy seating space. NwNjC.