Chevrolet Silverado 3500HD 2019 Bulb Size
Bulb size chart
The 2019 Chevrolet Silverado 3500HD uses different bulb sizes depending on the lighting position, so this page is designed to help you verify the correct bulb by location before you buy. Whether you are replacing a headlight, signal bulb, reverse light, or license plate light, matching the bulb to the exact lamp position is the safest way to avoid a wrong-fit purchase.
For the Silverado 3500HD, the bulb chart can vary by trim, body style, and lighting package, which is common on heavy-duty trucks. Use the position-specific listings on this page to identify the bulb size for each exterior and interior light on your 2019 Chevrolet Silverado 3500HD and confirm the replacement you need with confidence.
Fitment can differ between trims, markets, and factory lighting setups, especially if your truck has halogen headlights, LED fog lights, or an aftermarket conversion. Before ordering, check the bulb currently installed in your 2019 Chevrolet Silverado 3500HD and compare it with the chart, since some vehicles may have been modified or equipped differently from the factory. If you are upgrading to LED bulbs, make sure the replacement is compatible with the housing and electrical system, and remember that a bulb listed for one position may not fit another even if it looks similar.
FAQ
What is the low beam headlight bulb size for the 2019 Chevrolet Silverado 3500HD?
The low beam headlight bulb size listed for the 2019 Chevrolet Silverado 3500HD is H11.
What is the high beam headlight bulb size for this truck?
The high beam headlight bulb size listed for the 2019 Chevrolet Silverado 3500HD is 9005.
What bulb does the front turn signal use on the 2019 Silverado 3500HD?
The front turn signal light bulb size listed is 7443A.
What bulb fits the front side marker light?
The front side marker light bulb size listed for the 2019 Chevrolet Silverado 3500HD is 7443A.
What is the rear turn signal bulb size?
The rear turn signal light bulb size listed for this model is 7444NA.
What bulb is used for the rear side marker light?
The rear side marker light bulb size listed for the 2019 Chevrolet Silverado 3500HD is 7444NA.
What size is the brake light bulb?
The brake light bulb size listed is 7444.
What size is the tail light bulb?
The tail light bulb size listed for the 2019 Chevrolet Silverado 3500HD is 7444.
What bulb fits the center high mount stop light?
The center high mount stop light bulb size listed is 921.
What bulb is used for the reverse light?
The back up reverse light bulb size listed for this truck is 921.
What is the license plate light bulb size?
The license plate light bulb size listed for the 2019 Chevrolet Silverado 3500HD is 2825.
What bulb fits the parking light?
The parking light bulb size listed is 7443.
Does the fog light bulb size differ on this page?
Yes. The front fog light bulb is listed as 5202 LED.
Why should I check the installed bulb before buying replacements?
Because trim and lighting package differences can change the exact fitment, and some trucks may have been modified or converted to LED. Checking the installed bulb helps confirm the correct match before purchase.
Can I use LED replacements in place of the factory bulbs?
Often yes, but only if the LED replacement is compatible with the housing and electrical setup. Some aftermarket LED conversions may need additional fitment checks to work properly.