The vehicle's driveline consists of four driveshafts: the main one between the gearbox and the transfer case, the middle axle drive between the transfer case and the middle axle reduction gear, the rear axle drive between the reduction gears of the middle and rear axles, and the front axle drive between the transfer case and the front axle reduction gear.

The power take-off (Fig. 1) is reversible, serves to drive the winch and is installed on the flange of the gearbox hatch

The clutch of the ZIL-131 car is single-disk, dry, installed in a cast iron housing 8

The vehicle is equipped with independent brakes — hand and foot

The hand brake is a shoe brake, drum type, with two inner shoes, installed on the transfer case

The oil filter (Fig. 1) is centrifugal, with a jet drive, and is included in the lubrication system in series

The pistons (Fig. 1) are made of aluminum alloy and coated with tin.

The piston skirt has the shape of an elliptical cone, the large base of which is located at the lower edge of the skirt, and the largest axis of the ellipse lies in the plane perpendicular to the axis of the piston pin.