7 Years Available
Mercedes-Benz 300cd Light Bulb Sizes
Complete bulb size reference for the Mercedes-Benz 300cd from 1978 to 1985. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Every Mercedes-Benz 300cd from 1978 to 1985 uses the same H6024 low beam bulb — once you confirm your year is within this range, you only need one part number.
Year Range
1978 – 1985
7 model yearsCommon 300cd Replacement Parts
Select Your Year
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Frequently Asked Questions
We have bulb size data for the Mercedes-Benz 300cd from 1978 to 1985, covering 7 model years. Select your year below for a complete position-by-position bulb chart.
No, the Mercedes-Benz 300cd has used the H6024 low beam bulb consistently across all 7 model years in our database. Any year in the 1978–1985 range uses the same bulb.
The Mercedes-Benz 300cd uses a H6024 bulb for the low beam. Select your year below for the exact fitment chart.
Yes. The Mercedes-Benz 300cd 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.