3399501 MTD Lawn Tractor - Parts

This carriage bolt measures 5/16-18 x .75 and fastens two parts in your machine together. It has a round domed head and a square underside so the bolt does not rotate once it has been secured into place. If it has signs of deformation or wear, you will need to replace it. To unthread this bolt, you need an adjustable wrench to loosen the ...Read morenut found on the end of the bolt. You may need to apply a lubricating oil to the bolt if it is stuck. You may need to clamp down on the head of the bolt with pliers while continuing to turn the nut counterclockwise. You can then slide the carriage bolt out of its hole or tap it gently with a hammer. This bolt is a standalone product and the nut is not included. This bolt was sourced directly from its manufacturer.

When the brakes are applied, this brake puck presses against the brake disc in your lawn equipment to help slow down or stop it. The brake puck is in the brake assembly, which might be located near the transmission or the wheels of your machine. If you notice that the machine takes longer to stop or that there is a loud scraping or grindi...Read moreng noise when you push down on the brake, your brake puck may have worn out. If it is not replaced, you risk losing braking power, which leads to equipment damage or accidents. Before any repairs, make sure that your machine is turned off and that the spark plug is disconnected. To dissemble the brake assembly and access the brake puck, use pliers or a wrench to remove any bolts or clips holding it in place. With a screwdriver, pry the brake puck out of your machine. Since this genuine OEM part is sold individually, determine the number of pucks your machine needs by consulting your user manual.

This starter solenoid is designed to reliably engage the starter motor by allowing a low-power ignition signal to trigger the high-current starting circuit. Built for dependable performance, it helps resolve no-start or intermittent starting issues caused by a failed relay. Ideal for replacing a worn or faulty solenoid, it restores consis...Read moretent starting and reliable operation in lawn mowers, tractors, and snow-clearing equipment.

This replacement belt is sourced directly from original equipment manufacturer. It is a genuine OEM sourced item commonly used on lawn mowers and tractors. This is the the belt that drives the mower blades. Belts should be inspected periodically and be replaced if they are worn or stretched. Please note, this durable rubber belt is sold individually. To complete this repair you will need a set of wrenches.

This is a genuine replacement part produced by original manufacturer. It is used in various tractors from MTD, Yard Machines, Bolens, and Yard Man. Flange bearings facilitate spinning axles/shafts and reduce friction. They are a very high wear item that may require replacement often. Sold individually.

The air valve attaches to the wheel and is made of a durable material. This is a genuine MTD, Ryobi, Yard Machines, Bolens, Troy-Bilt, and Yard Man part sourced directly from the manufacturer for use in chippers, shredders, cultivators, edgers, lawn tractors, snowblowers, and trimmers. Keep in mind that this part is sold individually. Whe...Read moren replacing this item a set of pliers might be required during the installation process. It might wear out over time and will need replacing.

This ball joint connects moving parts in the steering or control linkage of select lawn tractors and snow blowers. It has 3/8-24 male and female right-hand threads. The male threaded end is shorter than a standard joint. Use the complete equipment model and serial number to guarantee the proper fit. Replace the joint if it is loose, bent,...Read more rusted, or hard to move. Before removal, measure the linkage or count the exposed threads so the new joint can be installed in the same position.

This authentic OEM hi-pro key, also called a woodruff key or key stock, is a metal component found in your lawn equipment that connects rotating parts. It is 3/16 inch wide and 5/8 inch long. It fits into a specially-shaped slot on a shaft and prevents the parts from moving or slipping out of position while your machine is running. To fin...Read mored and replace a hi-pro key on your machine, check your user guide for instructions. When removing the hi-pro key, insert a flathead screwdriver or needle-nose pliers into its groove and pry it out of its slot. Please bear in mind that this hi-pro key is sold individually.

This is an authentic MTD replacement part that has been sourced from the original manufacturer to be used with lawnmowers. The metal blade adapter is used to provide spacing between the blade and the blade spindle assembly. This item is sold as an individual replacement part.

This Flat Washer is made of durable gold-colored metal and is an authentic OEM part. It is used to spread the load under a bolt or nut and is sold individually. This part will need to be replaced if you notice any signs of cupping, corrosion, or other damage. Customers rate this repair as Easy.

It is an authentic OEM part which is made for use with lawn and garden equipment. This is the special self-tap screw that helps to secure components together. If the hardware is missing or is damaged, this will provide an identical replacement for the original hardware that was installed on a new unit. This high-quality screw is made of d...Read moreurable metal and is sold as an individual item. Refer to the owners manual and the appropriate diagrams for your model to ensure the proper replacement procedure. A wrench will be needed to secure and remove this hex washer head self-tap screw.