5 Years Available
Mercury Topaz Light Bulb Sizes
Complete bulb size reference for the Mercury Topaz from 1985 to 1994. Find headlight, fog light, turn signal, and brake light bulb sizes for every model year.
The Mercury topaz changed low beam specifications across model years — 1990–1994: 9004; 1985: H6054. Make sure to select your exact year below to get the right bulb size.
Year Range
1985 – 1994
5 model yearsBulb Sizes Across Years
| Position | Bulb Type(s) | Years | Status |
|---|---|---|---|
| Low Beam | 9004(1990–1994) H6054(1985–1985) | 5 years | Changed |
| Fog Light | 896(1990–1994) | 4 years | Consistent |
| Reverse Light | 3157(1994–1994) 1156(1985–1985) | 2 years | Changed |
| Brake Light | 3157(1990–1994) 1157(1985–1993) | 5 years | Changed |
| Side Marker | 3157(1990–1994) 1157(1985–1985) | 5 years | Changed |
| Turn Signal Rear | 3157(1994–1994) 1157(1985–1985) | 2 years | Changed |
| License Plate | 194(1985–1994) | 5 years | Consistent |
| Tail Light | 3157(1990–1994) 1157(1985–1985) | 5 years | Changed |
| Trunk Light | 906(1990–1994) | 4 years | Consistent |
| Dome Light | 906(1985–1994) | 5 years | Consistent |
| High Beam | 194(1985–1994) | 5 years | Consistent |
| Turn Signal Front | 1157(1985–1985) | 1 years | Consistent |
| Parking Light | 1157(1985–1985) | 1 years | Consistent |
Common Topaz Replacement Parts
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Frequently Asked Questions
We have bulb size data for the Mercury Topaz from 1985 to 1994, covering 5 model years. Select your year below for a complete position-by-position bulb chart.
Yes, the Mercury Topaz changed low beam bulb specifications across generations: 1990–1994: 9004; 1985–1985: H6054. Make sure to check your exact year using the list below.
The Mercury Topaz uses a 9004 bulb for the low beam and a 194 for the high beam, and a 896 for the fog lights. Select your year below for the exact fitment chart.
Yes. The Mercury Topaz uses a 9004 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.