P54-6163-100R Cross-Reference — Headlight Assembly for Peterbilt 579/587 | Aftermarket Replacement

P54-6163-100R is an OEM part number used to identify the headlight assembly for Peterbilt 579 and 587 trucks. Most owner-operators and fleet managers end up searching for this number when a headlight gets cracked, fogged, or damaged and the dealership quote comes back far higher than expected. This guide explains what P54-6163-100R fits, which related reference numbers interchange with it, and where to order a direct-fit aftermarket replacement that ships quickly across the United States and Canada.

What P54-6163-100R Fits

Based on the matching product in our catalog, P54-6163-100R corresponds to the headlight assembly for Peterbilt 579 and 587 trucks. The R suffix in this reference family identifies the side of the truck. The fastest way to confirm you are on the right page is to check the part number printed on the label or molded into the housing of the headlight currently on your truck. If it reads P54-6163-100R, or one of the interchange references below, the replacement linked on this page is the matching listing. If in doubt, send us your VIN and we will confirm fitment before you order.

Cross-Reference & Interchange

Truck manufacturers commonly track headlight assemblies under a base number plus related references. In our catalog, P54-6163-100R is cross-referenced with the following numbers on the same replacement listing:

• P54-6163-100
• E6P5S12MCP

If the number on your current headlight appears anywhere in the list above, the same aftermarket replacement listing applies and you can order with confidence.

Aftermarket Replacement for P54-6163-100R

EverTrust Parts stocks a direct-fit aftermarket replacement for P54-6163-100R: Aftermarket Headlight Assembly Compatible with Peterbilt® 579/587 P54-6163-100. For most fleets and owner-operators, quality aftermarket is the practical route — you get a brand-new unit designed to match the original mounting points and connections at a fraction of typical dealer pricing, which matters when the truck is sitting instead of earning.

Every order is dispatched within 24 hours, shipping is free across the United States and Canada, and the price you see at checkout is final — no import duties and no surprise fees at delivery.

Related: Peterbilt 389 Parts Guide

EverTrust Parts is an independent aftermarket parts supplier. OEM part numbers such as P54-6163-100R are used strictly for compatibility identification purposes. The product linked above is an aftermarket replacement part, not a genuine Peterbilt product, and EverTrust Parts is not affiliated with, sponsored by, or endorsed by Peterbilt or any original equipment manufacturer.