Grand General – LED Conversion Base for GG Glass Lens Lights
LED Conversion Base for GG Glass Lens Lights
The Grand General LED Conversion Base for GG Glass Lens Lights (81850 / 81851 / 81852 / 81853 / 81854) offers a modern LED upgrade for older “watermelon”-style glass lens lights. Each conversion base features 18 high-power SMD LEDs, sealed for reliability, and wired with three bullet-plug leads for a clean hardwired installation. Designed for 12 V systems and available in multiple lens-color configurations to match your style or vehicle application.
- Manufacturer: Grand General
- Item Numbers: 81850 (Amber), 81851 (Red), 81852 (White), 81853 (Dark Blue), 81854 (Green)
- Voltage: 12 V DC
- LED Count: 18 high-power SMD LEDs
- Size: 3-1/4″ Diameter × 1/2″ Height
- Material: Sealed polycarbonate base with waterproof construction
- Installation: 3-wire hardwired (3 bullet plug leads) – hard-wiring required
- Function Note: Interior/decorative function – does not meet DOT specifications
Performance & Fit
This conversion base is engineered to replace standard bulb-and-holder assemblies in traditional GG glass-lens lights. With the full 18-LED layout and sealed construction, you gain improved brightness, longevity and modern LED efficiency while retaining the classic lens look. Ideal for decorative or interior lighting upgrades where original style is desired.
Installation
- Disconnect power and remove the original glass lens and light bezel.
- Install the conversion base into the existing lens housing and secure as recommended.
- Connect the three bullet-plug wires to power, ground and appropriate circuit.
- Test correct operation, then reinstall lens and bezel.
Why You’ll Love It
- High-output 18 SMD LEDs deliver modern brightness in a classic aesthetic
- Sealed polycarbonate base resists moisture, dust and vibration
- Multiple color variants let you match or accent your vehicle lighting style
- Clean upgrade path for older glass-lens lights without full replacement
Color Variants
- 81850: Amber
- 81851: Red
- 81852: White
- 81853: Dark Blue
- 81854: Green
Common Questions
- Can I use this on a DOT-compliant light? No — this unit is rated for interior or decorative use and does **not** meet DOT lighting specifications.
- Will it fit my existing glass lens housing? Yes — it typically fits the standard GG glass-lens housings designed for 3.5″ style lenses, with the 3-1/4″ diameter base. Confirm your housing dimensions before installation. :contentReference[oaicite:1]{index=1}
- Is installation difficult? With wiring experience, it’s straightforward — you’ll need to hard-wire the three leads and secure the base properly. The sealed design ensures long life once installed.
⚠️ California Proposition 65 Warning:
This product can expose you to chemicals including lead and lead compounds, nickel (metallic), and other substances known to the State of California to cause cancer and reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Note: Choose the variant that matches your lens finish and desired LED color. Ensure correct housing fit and power connection before installation.