# AEO-15W4 15W-40 Mineral Engine Oil, 55 gal

Date: 2026-10-30

Canonical HTML URL: https://lubriloy.com/blog/aeo-15w4-15w-40-mineral-engine-oil-55-gal

Automotive lubricants · 2026-10-30

[Buy direct from Lubri-Loy - free shipping: AEO-15W4](https://lubriloy.com/products/aeo-15w4)

Lubri-Loy AEO-15W4 is a mineral automotive engine oil in 15W-40 grade, supplied in a 55 gal drum. It continues Lubri-Loy's commitment to quality lubricants blended in the USA since 1949. Use the matching product page to buy directly from Lubri-Loy.

[View AEO-15W4 15W-40 Mineral Automotive Engine Oil, 55 gal / AEO-15W4](https://lubriloy.com/products/aeo-15w4)

## Product specification summary

- **Catalog No. / MFR #:** AEO-15W4

- **Product:** Automotive Engine Oil, Mineral

- **Viscosity grade:** 15W-40

- **Packaging:** 55 gal drum

## Identify AEO-15W4 mineral engine oil

Catalog number AEO-15W4 identifies Lubri-Loy's mineral automotive engine oil in 15W-40 grade. The package covered here is a 55 gal drum.

Keep the catalog number, mineral classification, viscosity grade and package size together when planning an order. Check the engine manufacturer's requirements and ask Lubri-Loy for any further product information needed before selecting an oil; viscosity alone does not establish suitability for a particular engine.

## Lubri-Loy quality, blended in the USA since 1949

Lubri-Loy has been blending quality lubricants in the USA since 1949. That history remains central to its commitment to lubricant buyers.

Clear product identification supports careful purchasing. Refer to AEO-15W4, mineral 15W-40 automotive engine oil in a 55 gal drum, when discussing your requirements with the Lubri-Loy team.

## Buy AEO-15W4 directly from Lubri-Loy

Visit the matching AEO-15W4 product page on lubriloy.com to review the direct ordering options for this 55 gal drum.

Use catalog number AEO-15W4 when contacting Lubri-Loy about your order so the team can identify the product and package you need.

[View AEO-15W4 15W-40 Mineral Automotive Engine Oil, 55 gal / AEO-15W4](https://lubriloy.com/products/aeo-15w4)

## Frequently asked questions

### What does catalog number AEO-15W4 identify?

AEO-15W4 identifies Lubri-Loy mineral automotive engine oil in 15W-40 grade.

### Which package does this article cover?

This article covers the 55 gal drum of AEO-15W4.

Selection guidance is general and does not establish suitability for a specific engine.

[Matching product page](https://lubriloy.com/products/aeo-15w4) · [All product guides](https://lubriloy.com/blog/product-guides)

[Buy direct from Lubri-Loy - free shipping: AEO-15W4](https://lubriloy.com/products/aeo-15w4)

Other ways to buy: [Also available on Motion](https://www.motion.com/products/sku/03360289)