Stens Drive Belt 31-inch

What matters most

When a self-propelled walk-behind mower stops delivering drive as expected, the replacement belt needs to match the mower’s specified part—not just look close to the belt you remove. This Stens drive belt is listed for MTD self-propelled walk-behinds and replaces several MTD part numbers, including 954-0637A, 754-04101, and 754-04065.

It has a raw-edge construction and is described for drive use, with a 31-inch length and 3/8-inch width. Keep in mind that those dimensions alone do not confirm fit: the listing names specific replacement numbers, so compare your mower’s model or existing belt number before choosing it. The details provided don’t include installation instructions or care guidance.

How to use it

This is a drive belt, not a blade or a general-purpose mower belt. In everyday use, it is the part associated with the mower’s self-propel function: as you walk behind the machine, the drive system relies on the belt to transmit power. If the mower still cuts but no longer propels itself as expected, identifying the correct replacement belt is a more relevant starting point than shopping for a cutting component.

The fit information names MTD self-propelled walk-behinds and lists these replacement references: 754-04065, 754-04082, 754-04101, 754-0637, 754-0637A, 954-0637, and 954-0637A. It also identifies Husqvarna 578456904 as an OEM replacement reference. Treat those references as the useful match points, the description does not provide a broader list of compatible mower models.

Practical tips

Before ordering, check the number on the mower’s existing belt or consult the mower’s parts information, then compare it with the references above. A quick visual comparison can help, too: note the old belt’s length and width, and remember that this one is specified as 31 inches by 3/8 inch. Similar-looking belts can still differ in fit, so matching the part reference is more dependable than choosing by appearance alone.

It suits you if you’re replacing a drive belt on a listed MTD self-propelled walk-behind and can match the part number or dimensions. Not the best choice if you need a belt for a different application, or if your mower’s required belt reference does not appear in the available fit information. For a repair, the practical payoff is simple: the correct drive belt is the relevant part to investigate when restoring self-propel function, rather than replacing unrelated mower components.

Before you decide

What type of belt is it? It is a raw-edge belt intended for a drive application.

What size is listed? The belt is specified as 31 inches long and 3/8 inch wide.

Which references are named? MTD 754-04065, 754-04082, 754-04101, 754-0637, 754-0637A, 954-0637, and 954-0637A, Husqvarna 578456904 is also listed as an OEM replacement reference.

When it makes sense

Choose this belt when your repair calls for one of the listed replacement references and the mower is an MTD self-propelled walk-behind. That makes it a more targeted purchase than a generic belt selected only by approximate size. If you can’t confirm the part number or application, pause before ordering: the available details don’t establish fit for every walk-behind mower, and matching the required reference is the key decision.