Peterbilt 376 Turn Signal Bulb Size

The Peterbilt 376 front and rear turn signal bulbs utilize a 2057 or 198 size. The replacement chart covers vehicle production spanning 1988 to 1999.

The year-by-year compatibility chart below provides a quick reference to verify the correct bulb size for your vehicle.

Front Turn Signal

YearsBulb Size
19992057
1996198
2057 (With 4 Rectangular Headlamps)
19952057
19942057
198 (With Halogen Capsule Headlamps)
19922057
198 (With 4 Round Headlamps)
19912057
198 (With 4 Rectangular Headlamps)
19902057
198 (With 4 Round Headlamps)
19892057
19882057
198 (With 4 Rectangular Headlamps)

Rear Turn Signal

YearsBulb Size
19992057
1995-19962057
19942057
198 (With 4 Rectangular Headlamps)
1988-19922057

Bulb Specifications

Description Bulb Size
ANSI standard (US & Canada). Dual-filament bulb with BAY15d bayonet base. Brighter variant of 1157. 12V, 26.9W/8W.2057
ANSI standard (US & Canada). Miniature wedge bulb (T5). 12V, 2W.198

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