Mack RL Light Bulb Size Chart

The Mack RL includes light bulb size options of 1157, 1891, H6024, 912, and H5006. A replacement chart covers 1981 to 1987 model years across 14 lighting locations. Each location entry specifies applicable model years and corresponding bulb size.

Select a light bulb location for Mack RL to view detailed replacement information.