# TFS-D3-640 Dexron III / Mercon ATF, 5 Gal

Date: 2026-10-30

Canonical HTML URL: https://lubriloy.com/blog/tfs-d3-640-dexron-iii-mercon-atf-5-gal

Automotive oils · 2026-10-30

[Request a quote: TFS-D3-640](https://lubriloy.com/support?topic=quote&product=TFS-D3-640&message=Please%20quote%20TFS-D3-640%20Automatic%20Transmission%20Fluid%2C%20Dexron%20III%20%2F%20Mercon%2C%205%20gal.)

Lubri-Loy TFS-D3-640 is Automatic Transmission Fluid, Dexron III / Mercon, in a 5 gal size. It is a factory-order item with pricing by quote. Lubri-Loy's commitment to quality products blended in the USA since 1949 continues with this offering. Request a quote directly from Lubri-Loy using the form prefilled with the complete catalog number and product name.

[View Lubri-Loy Automatic Transmission Fluid, Dexron III / Mercon, 5 gal / TFS-D3-640](https://lubriloy.com/support?topic=quote&product=TFS-D3-640&message=Please%20quote%20TFS-D3-640%20Automatic%20Transmission%20Fluid%2C%20Dexron%20III%20%2F%20Mercon%2C%205%20gal.)

## Product specification summary

- **Catalog No. / MFR #:** TFS-D3-640

- **Product:** Automatic Transmission Fluid, Dexron III / Mercon

- **Size:** 5 gal

- **Availability:** Factory order

- **Pricing:** By quote

- **Use distinction:** Not for food-contact applications

## Automatic Transmission Fluid, Dexron III / Mercon

The catalog product name for TFS-D3-640 is Automatic Transmission Fluid, Dexron III / Mercon. This article covers the 5 gal item identified by that exact catalog number.

Keep the full product identity on your purchasing inquiry. A similar name or a different catalog number is not a substitute for confirming the intended item with Lubri-Loy. Check your equipment's documented lubricant requirements before selecting a fluid.

## A factory-order item, quoted on request

TFS-D3-640 is listed as Factory Order, with pricing by quote. Contact Lubri-Loy ahead of your planned purchase to discuss the order and confirm timing.

This product is not for food-contact applications. Keep that distinction clear in your maintenance and purchasing records.

## Quality products blended in the USA since 1949

Lubri-Loy has blended quality lubricants in the USA since 1949. Product quality remains central to the Lubri-Loy name.

Buying directly gives maintenance and purchasing teams a direct way to discuss the exact product and ordering requirements with Lubri-Loy.

## Request TFS-D3-640 directly from Lubri-Loy

Use the Request a quote button to buy directly from Lubri-Loy. The form is prefilled with TFS-D3-640, Automatic Transmission Fluid, Dexron III / Mercon, and the 5 gal size.

Include the quantity you need and ask about current ordering arrangements for this factory-order item. Pricing is supplied by quote.

[View Lubri-Loy Automatic Transmission Fluid, Dexron III / Mercon, 5 gal / TFS-D3-640](https://lubriloy.com/support?topic=quote&product=TFS-D3-640&message=Please%20quote%20TFS-D3-640%20Automatic%20Transmission%20Fluid%2C%20Dexron%20III%20%2F%20Mercon%2C%205%20gal.)

## Frequently asked questions

### What product does TFS-D3-640 identify?

It identifies Lubri-Loy Automatic Transmission Fluid, Dexron III / Mercon, in a 5 gal size.

### What is the listed availability and pricing?

TFS-D3-640 is a factory-order item, with pricing by quote. Contact Lubri-Loy to request current ordering details.

### What should I include in my inquiry?

Include catalog number TFS-D3-640, Automatic Transmission Fluid, Dexron III / Mercon, the 5 gal size and the quantity you need.

[Matching product page](https://lubriloy.com/support?topic=quote&product=TFS-D3-640&message=Please%20quote%20TFS-D3-640%20Automatic%20Transmission%20Fluid%2C%20Dexron%20III%20%2F%20Mercon%2C%205%20gal.) · [All product guides](https://lubriloy.com/blog/product-guides)

[Request a quote: TFS-D3-640](https://lubriloy.com/support?topic=quote&product=TFS-D3-640&message=Please%20quote%20TFS-D3-640%20Automatic%20Transmission%20Fluid%2C%20Dexron%20III%20%2F%20Mercon%2C%205%20gal.)

Other ways to buy: [Buy on Motion](https://www.motion.com/products/sku/03510062)