6744A71 Parts

Muffler deflector shield for lawn tractors and riding mowers. Protects surrounding components from exhaust heat. Replace if cracked, bent, or missing.

Flat idler pulley for lawn tractors. Guides and tensions the drive belt between engine pulleys. Replace if cracked, worn, or causing belt slippage.

Center hex nut for lawn mowers, snow blowers, and tillers. Secures blade assemblies and drive components. Replace if stripped, corroded, or missing.

Hex lock nut secures bolted joints on outdoor lawn equipment. Replace if threads are stripped, nut is missing, or won't hold proper tension.

The lock nut is a piece of standard hardware that may have a variety of applications on lawn and garden equipment, including on engines, housings, and other components. The lock nut offers a secure fit by tightening into a flange that prevents the nut from loosening like a regular nut might. Over time, the flange or the nut can become worn or damaged. In some cases, lock nuts may be lost during the process of other repairs or maintenance. Replacing them with genuine OEM parts like this lock nut is the best solution. This lock nut is compatible with hundreds of machines, including mowers, snowblowers, and chippers from MTD, Troy-Bilt, Cub Cadet, RYOBI, Yard-Man, Yard Machines, Bolens, and Husky. The ¼-inch lock nut has multiple locations and applications, so owners should consult their parts diagram for exact placement and part number identification. This lock nut is made of durable metal and sold as a single unit. Those who need additional pieces will have to order multiple quantities. This part will require a wrench or a socket to replace, as well as pliers and/or a screwdriver to hold the bolt or screw in place.

Spring switch for lawn tractors and riding mowers. Mounts near the switch button. Replace if worn, broken, or damaged from regular use over time.

Tubeless air valve for lawn tractor and mower tires. Replace when cracked, leaking, or damaged during tire changes. Installs in wheel rim for proper inflation.

Replacement spacer for lawn mowers and tractors. Installs between components to maintain proper clearance. Order a new spacer if worn or missing.

Exhaust muffler for lawn mowers and tractors. Reduces engine noise during operation. Replace if cracked, rusted, or excessively loud from wear or damage.

This muffler is a genuine OEM replacement part sourced directly from the manufacturer for use on lawn and garden equipment. It reduces the noise coming from the exhaust. Being a metal part exposed to the elements, it is not uncommon for mufflers to corrode over time and need replacement. As a lawnmower part, the muffler may sustain damage from debris in the yard while mowing. In either case, the muffler should be removed and replaced to keep the noise level to a minimum.The engine and damaged muffler should be cool to the touch before repairing the lawnmower. Wear work gloves and safety goggles. Remove the spark plug from the lawnmower for extra safety. Locate the bolts securing the muffler to the lawnmower and loosen them to remove the muffler. Dispose of the old muffler and align the new muffler with the bolts. Attach the new muffler and tighten the nuts. Put the spark plug back in the lawnmower. This muffler is a high-quality metal part that is individually sold. It does not come with hardware. It is designed for use on lawn mowers and lawn tractors manufactured by MTD, Ryobi, Yard Machines, Bolens, Yard-Man, Troy-Bilt, Poulan, and Husky.

Hex jam nut for lawn tractors, tillers, and mowers. Secures components and prevents loosening. Replace if stripped, corroded, or missing.