Phillips 1073LLB2 Tail Light Bulb - Front or Rear

Phillips 1073LLB2 Tail Light Bulb Overview

The Phillips LongerLife Twin Blister Pack tail light bulb is built for drivers who want dependable lighting value in a 12.8-volt, 23-watt replacement bulb. With a clear bulb color, single filament, and BA15s twist-type base, this bulb is a direct-style choice for exterior lighting and select interior applications across a wide range of classic and older vehicles.

Part number 1073LLB2 is part of the Phillips LongerLife line, a product family focused on practical service life and everyday replacement value. It is a straightforward option for owners maintaining vehicles such as the Toyota Pickup, Isuzu Trooper, and Ford F-100, where correct bulb base and electrical specs matter for proper operation.

Key Features

• 12.8-volt replacement bulb with 23-watt output
• Single-filament design for straightforward lighting applications
• Clear bulb color for standard light output
• BA15s base with 2 contacts and twist-type installation
• Phillips LongerLife product line focused on value-oriented replacement use
• Fits a broad range of classic and older vehicles, including Toyota Pickup, Isuzu Trooper, and Ford F-100 applications

Detailed Product Description

Phillips 1073LLB2 is a tail light bulb engineered around common OE-style electrical and base specifications: 12.8 volts, 23 watts, one filament, and a BA15s twist base. That combination makes it a practical replacement for vehicles that use this bulb format in tail lamp, dome light, fog light, or other listed lighting positions. The clear glass design keeps the output standard and predictable for routine maintenance.

This LongerLife bulb line is positioned for drivers who want solid replacement value without overcomplicating the repair. Fitment spans many years and models, including 1984-1989 Toyota 4Runner, 1981-1987 Isuzu Pickup, and 1958-1962 Ford F-100, with additional coverage across Chrysler, Chevrolet, Jeep, Volkswagen, and Ferrari applications. Part number 1073LLB2 is also a useful reference when searching for a BA15s 23W 12.8V tail light bulb for older vehicle lighting service.

Common Problems This Bulb Can Address

• Dim or failed tail light output from a worn bulb
• Inoperative dome light or interior lamp on listed applications
• Fog light or rear lamp service where the correct BA15s bulb is required
• Electrical mismatch caused by using the wrong voltage or wattage bulb
• Intermittent lighting caused by an aging single-filament bulb

Installation Notes and Tips

• Verify the existing bulb base as BA15s before installation.
• Match the vehicle’s required voltage and wattage to 12.8V and 23W.
• Use the fitment list to confirm the correct year, make, model, and position.
• Twist-type bulbs should be seated and locked in place before testing the circuit.
• For best results, inspect the socket and contacts for corrosion or heat damage during replacement.

Quality Assurance

Phillips is a recognized lighting brand with a product line built around practical replacement performance and value. The LongerLife line is intended for drivers seeking a durable, OE-style bulb solution for routine automotive lighting service.