5 Years Available
Lincoln Mark Iv Light Bulb Sizes
Complete bulb size reference for the Lincoln Mark Iv from 1972 to 1976. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
Our database lists the same H5006 low beam bulb for Lincoln mark-iv entries from 1972 to 1976. Confirm your trim and factory lighting package before buying.
Year Range
1972 – 1976
5 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status / Shop |
|---|---|---|---|
| Side Marker | 194(1972–1976) | 5 years | Consistent |
| High Beam | H5001(1972–1976) | 5 years | Consistent |
| Low Beam | H5006(1972–1976) | 5 years | Consistent |
| Turn Signal Front | 1157A(1972–1976) | 5 years | Consistent |
| Parking Light | 1157A(1972–1976) | 5 years | Consistent |
| Reverse Light | 1156(1973–1976) | 4 years | Consistent |
| Brake Light | 1157(1972–1976) | 5 years | Consistent |
| Turn Signal Rear | 1157(1972–1976) | 5 years | Consistent |
| Tail Light | 1157(1972–1976) | 5 years | Consistent |
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Frequently Asked Questions
We have bulb size data for the Lincoln Mark-Iv from 1972 to 1976, covering 5 model years. Select your year below for a complete position-by-position bulb chart.
No, the Lincoln Mark-Iv has used the H5006 low beam bulb consistently across all 5 model years in our database. Any year in the 1972–1976 range uses the same bulb.
The Lincoln Mark-Iv uses a H5006 bulb for the low beam and a H5001 for the high beam. Select your year below for the exact fitment chart.
Yes. The Lincoln Mark-Iv uses a H5006 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.