What Size Bulbs Does a 1985 Toyota 4Runner Use?
Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.
Installation Difficulty
Easy (Plug and Play)
Est. Replacement Cost
$15 - $40 (Halogen) / $30+ (LED)
What Lighting System Does the 1985 Toyota 4Runner Have?
When it comes to nighttime visibility, the 1985 Toyota 4Runner relies on an arrangement of 12 specialized bulbs. It features an extensive lighting system powered by a halogen-based setup where a single H6054 LED dual-filament bulb handles both low and high beam duties within the same reflector. This model belongs to the early years of the 4Runner's 1985-2023 production span.
Can You Put LED Bulbs in a 1985 Toyota 4Runner?
For a Toyota built for the road and trail, LED upgrades provide the high-contrast lighting needed for better obstacle detection. Since your 4Runner uses a single H6054 LED bulb for both high and low beams, ensure your chosen LED kit is "dual-beam" compatible. This allows the LED circuitry to mimic the two-filament design of the original halogen bulb. Don't forget the LED Fog Light fog lights; switching these to LED can dramatically improve your visibility in adverse weather.
1985 Toyota 4Runner Bulb Size Chart
| Position | Bulb Size | Shop |
|---|---|---|
| Low Beam | H6054 LED | Buy H6054 LED → |
| High Beam | H6054 LED | Buy H6054 LED → |
| Fog Light | LED Fog Light | Buy LED Fog Light → |
| Brake Light | Brake Light Assembly | Buy Brake Light Assembly → |
| Side Marker | 194 LED | Buy 194 LED → |
| Turn Signal Front | 1073 LED | Buy 1073 LED → |
| Turn Signal Rear | 1073 LED | Buy 1073 LED → |
| Reverse Light | 1073 | Buy 1073 → |
| License Plate | 194 | Buy 194 → |
| Map Light | DE3175 | Buy DE3175 → |
| Parking Light | 194 | Buy 194 → |
| Trunk Light | LED Light | Buy LED Light → |