Peterbilt 337 Light Bulb Size Chart

The Peterbilt 337 uses light bulb sizes of 1157, 9007, 1156, 193, and 194. The replacement chart covers 2010 to 2017 model years across 11 lighting locations. Each location entry specifies the applicable model years and corresponding bulb size.

Select a light bulb location for Peterbilt 337 to view detailed replacement information.