Phillips 1129LLB2 Back Up Light Bulb - Front or Rear

Phillips LongerLife Back Up Light Bulb

The Phillips LongerLife back up light bulb is built for drivers who want dependable exterior lighting value in a classic fitment format. Part number 1129LLB2 is a clear, twist-type bulb with a BA15s base, made for 6.4-volt systems and direct replacement use in older vehicles.

Key Features

• Back up light bulb for exterior lighting applications
• Clear bulb color for consistent light output
• Twist-type design with BA15s base
• 6.4-volt, 16.83-watt specification
• Single-filament construction for straightforward operation
• Phillips LongerLife product line focused on value-oriented replacement lighting

Product Details

Phillips LongerLife bulbs are positioned for drivers who want a practical replacement bulb without unnecessary complexity. The 1129LLB2 uses a clear glass design, one filament, and a 2-contact BA15s base to match the electrical and physical requirements of many vintage lighting systems. This part number is listed for a wide range of classic applications, including 1958-1966 Volkswagen Beetle front and rear lighting positions, as well as 1950s Chrysler, Ford, Buick, and Pontiac applications. If you are searching for a Philips 1129LLB2 back up light bulb for a Volkswagen Beetle or a Chrysler Imperial rear light application, this bulb matches the listed fitment data.

The LongerLife line is a Philips replacement bulb family aimed at value-conscious maintenance, making 1129LLB2 a practical choice for restoring exterior lighting function on older vehicles. This part number 1129LLB2 also appears in fitment for 1953-1955 Ford F-100, F-250, and F-350 front and rear positions, plus 1955 Ford Thunderbird and several Chrysler models.

What It Helps Address

• Dim or failed back up light output
• Restoration of reverse-light visibility on classic vehicles
• Replacement for aging clear exterior bulbs
• Electrical mismatch from incorrect voltage or base type
• Lighting service needs on vintage Volkswagen Beetle, Chrysler, and Ford applications

Installation Notes and Tips

Verify the bulb base, voltage, and contact layout before installation. This bulb is specified as a twist-type BA15s design for 6.4-volt systems, so it should be matched to the vehicle’s original lighting specification. For fitment examples, it fits 1958-1966 Volkswagen Beetle, front; fits 1958-1963 Volkswagen Beetle, rear; fits 1953-1955 Ford F-100, front; and fits 1953-1955 Ford F-100, rear. It also fits 1953-1955 Chrysler Imperial, front and rear, along with other listed classic applications. This part number 1129LLB2 is also listed for 1950-1953 Buick Roadmaster, rear.

Quality Assurance

Phillips is a recognized lighting brand with a replacement-focused product line, and the LongerLife series is built around practical service life and value for routine bulb replacement. No warranty information was provided in the product data.