2008 Chrysler Aspen Owner Manual - Page 281

280 STARTING AND OPERATING FOUR-WHEEL DRIVE OPERATION NV 140 Transfer Case Operating Information/Precautions - If Equipped The NV 140 is a single speed (4 HI range only) transfer case which provides convenient full-time 4-wheel drive. No driver interaction is required. This transfer case divides engine torque almost evenly with 48 percent of engine torque to the front axle and 52 percent of engine torque to the rear axle. Proper operation of 4-wheel drive vehicles depends on tires of equal size, type and circumference on each wheel. Any difference in tire size can cause damage to the transfer case. Because 4-wheel drive provides improved traction, there is a tendency to exceed safe turning and stopping speeds. Do not go faster than road conditions permit. 4WD Normal 4-Wheel Drive High Range - Employs inter-axle differential. Allows front and rear wheels to rotate at different speeds. All road surfaces. NV 244 Generation II Transfer Case Operating Information / Precautions The NV 244 Generation II is an electric-shift transfer case and is operated by the 4WD Control Switch, which is located on the instrument panel. The NV 244 Generation II transfer case provides four mode positions - Normal 4-wheel drive (4WD) high range, 4-wheel-drive lock (4WD LOCK), 4-wheel drive low (4WD LOW) range, and NEUTRAL. This transfer case is equipped with an inter-axle differential that allows driving the vehicle in the normal all-wheel drive position (4WD) at all times on any given road surface, including dry, hard-surfaced roads. The 4WD mode allows the front and rear wheels to rotate at