Stellar Industries 139915 Right-Hand Light Mount Box – Replaces 20100

If you’re unsure whether this part is compatible with your truck or equipment, please contact us to confirm fitment before purchasing.

The Stellar 139915 Right-Hand Light Mount Box is the current OEM replacement for discontinued Stellar part number 20100. This gloss-black mounting box is designed for the right-hand side of compatible Stellar truck bodies and provides a secure mounting location for the rear lighting components.

Replacing a damaged or corroded light box helps maintain proper light positioning, protects the installed lights and wiring, and restores the body’s finished appearance.

What This Part Is Used For

The Stellar 139915 Light Mount Box attaches to the right-hand side of a compatible Stellar body. It supports the designated rear lights while helping protect the light housings, electrical connections, and wiring from impact and exposure.

Common Reasons For Replacement

Original part 20100 has been superseded
Light box bent from an impact
Heavy rust or corrosion
Cracked or broken mounting points
Lights no longer fitting securely
Damaged wiring openings
Peeling or damaged finish
Replacing a missing light-mount assembly

Key Features

OEM Stellar Industries part number 139915
Direct replacement for Stellar part number 20100
Right-hand mounting position
Gloss-black painted finish
Supports compatible rear lighting components
Helps protect lights and electrical wiring
Designed for compatible Stellar truck bodies