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GMC 350-8 Light Bulb Sizes

Complete bulb size reference for the GMC 350-8 from 1958 to 1959. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.

The GMC 350-8 changed low beam specifications across model years — 1959: H6024; 1958: H5006. Make sure to select your exact year below to get the right bulb size.

Year Range

1958 – 1959

2 model years

Most Common Low Beam

H6024

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Bulb Sizes Across Years

PositionBulb Type(s)YearsStatus
Low Beam
H6024(1959–1959)
H5006(1958–1958)
2 yearsChanged
High Beam
H5001(1958–1959)
2 yearsConsistent

Common 350-8 Replacement Parts

Low Beam

H6024

High Beam

H5001

Select Your Year

1959

H6024

1958

H5006
10010001000 Series15015001500 Series2502500

Frequently Asked Questions

We have bulb size data for the GMC 350-8 from 1958 to 1959, covering 2 model years. Select your year below for a complete position-by-position bulb chart.

Yes, the GMC 350-8 changed low beam bulb specifications across generations: 1959–1959: H6024; 1958–1958: H5006. Make sure to check your exact year using the list below.

The GMC 350-8 uses a H6024 bulb for the low beam and a H5001 for the high beam. Select your year below for the exact fitment chart.

Yes. The GMC 350-8 uses a H6024 low beam, and direct-fit LED conversion kits for that size are widely available. LED upgrades typically produce 2–3× more light output than stock halogen and last 25,000+ hours. Look for a DOT-compliant kit with a proper beam cutoff pattern.

Select your model year from the list below. Each year page shows every bulb position — low beam, high beam, fog light, turn signal, and brake light — with the correct size and a link to buy it on Amazon.