What is a deck belt?

The deck belt on your riding lawn mower connects the crank shaft to the lawn mower blades, causing them to turn. Lower the deck height to the lowest position, lowering the mower deck onto the blocks. Depending on the model, your lawn mower will have either a lever engagement or PTO engagement.

What is a mower drive belt?

In the lawnmower application, the drive belt transfers the radial torque of the engine shaft to the input shaft of the transmission, which then is powered to turn and perform the function of the lawnmower: propelling the mower forward and spinning the blade.

What is a drive belt?

The drive belt, also known as the serpentine belt, keeps the engine running smoothly. It is a reinforced rubber belt that delivers power to the AC, cooling system, power steering and alternator as the vehicle runs.

What does the engine to deck belt do?

This belt receives the energy created by the spinning motion of the crankshaft, and transfers it to power the deck belt system. Once you have removed the appropriate covers, inspect all belts for damage or wear. The engine to deck belt will run from the mowers engine, and connect to a pulley in the deck belt system.

How long should a mower deck belt last?

A lawn mower is not complete without a belt. Good mower belts should last for about 3- 4 years. If you don’t have a quality mower belt, you need to get one to use it for this long. As you use a mower belt, you should also inspect it from time to time to confirm any signs of tear.

How do I know what size deck belt I need?

Place one end of the tailor’s tape measure on the mark, then extend the tape measure around the inside circumference of the circle until you reach the mark with the other end of the tape measure. Take your reading from the tape measure to determine the size of the belt.

What is a deck spindle belt?

Description: This is a genuine replacement part manufactured for use with riding lawnmowers. The deck spindle is used to drive the spindles to which the lawnmower blades attach. This spindle deck belt is available as an individual replacement part, please see model diagram for associative parts.

How long does a mower deck belt last?

When should I replace my mower deck belt?

There’s no definite amount of time that a mower belt is supposed to last, but increased mower use shortens the interval in which a belt needs replacement. Simply put, more use equals more wear. Additionally, faulty belts or mechanical failures like a seized pulley can make lawn mower belts break prematurely.