Parts for Craftsman 21AA404D299 / 2010: Drive Assembly Parts

This klik pin is used as a fastener on various lawn equipment such as tillers and lawnmowers. It is often used as a way to hold the wheel onto the assembly so the equipment can easily move over rough terrain. If the tool is having trouble with terrain and movement, it could be related to the klik pin. It may have become bent, damaged, or broken. If those things occur, or the klik pin is missing, it will need to be replaced.Getting access to the klik pin is fairly easy. It will be securing the wheel to the axle and will need to be pulled off. A quick look at the pin will give an idea of whether it is damaged or broken. If it is, the solution is to replace the part with a new klik pin. This klik pin is a genuine OEM replacement part that is directly sourced from the manufacturer. It is sold as an individual component. The pin is made to be used in lawnmowers, edgers, snowblowers, and tillers created by Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, and MasterCut.

This is an idler pulley assembly for a snowblower or tiller. The idler pulley works together with other pulleys to drive the belt system in an engine. It regulates the belts connecting to the crankshaft to produce movement in various engine accessories. This is a genuine OEM part and is sold individually. This part is compatible with Craftsman, Cub Cadet, Huskee, Troy-Bilt, and Yard Machines. Over time, the pulley components wear down and begin to slip. Damaged bearing devices can also cause wear on the pulley, causing the engine to fail. To replace an idler pulley in a snowblower, remove the ignition key and disconnect the spark plug. Using a socket wrench, remove the mounting bolts securing the belt cover. If required, loosen the tension. Use a ?-inch socket to remove the lower bolts. Pull off the cover and use the wrench to remove the bolt from the pulley. Remove the old part and transfer the bushing into the new part. Position the new pulley, thread the bolt, and tighten. Per model, either realign the auger drive linkage on the bolt and slide on the push nut to secure, or realign and reset the tension spring. Then, recover and reattach.

This is a replacement hex screw sourced from the manufacturer. The hex screw is used in numerous machines, including lawnmowers, tractors, and tillers.Hex screws will be subject to normal wear like any other part. They should be inspected every year before using the equipment for rust or to see if any have fallen out or broken off. If any extra motion from the deck or the engine is noticeable, check the screws to ensure they don't need to be tightened. Failure to do so can cause damage to mower and cause other parts to need replacement.Before checking the screws, make sure the mower has cooled off to avoid burns. They can be tightened with a rachet or an adjustable wrench. The hex screw is a genuine OEM replacement part. It is designed to be used with Craftsman, Troy-Bilt, Cub Cadet, MTD, Yard Man, and other brands.

A hex screw fastens and holds two components together. It has a hexagonal head and features threading starting underneath the shoulder down to the tip. Its all-metal construction offers rigidity and longer lifespan. It is also threaded, so you can conveniently loosen or tighten in position. It measures 1/4-20 x 0.5 inch and comes in brass or gold color. Take note that this replacement hex screw may beused in different locations of a machine. Double check the device’s model number for compatibility. To install this hex screw, you will need a hex wrench or a hex socket. This hex screw is a replacement made by MTD. This screw/bolt may be used on lawn mowers, snowblowers, tillers, string trimmers, leaf blowers, edgers, chainsaws, pole pruners, log splitters, or wood chippers made by Craftsman, Toro, Cub Cadet, Ryobi, Troy-Bilt, Husky, Murray, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Yard-Man, Turf King, or MasterCut. This OEM hex screw is sold individually.

This is a hex screw used on a variety of types of lawn and garden equipment. On large machinery, it is often used to mount the gas tank. On smaller items, it tends to be used to clamp the housing together. It can secure items like plastic, metal, brick, and wood together. It measures 5/16-18 x .75 inches and is made of durable metal. In some cases, the screw can become damaged, broken, or stripped, which means it needs to be replaced.A visual inspection will indicate whether the screw is damaged. If it needs to be replaced, a hex wrench can be used to remove it from the equipment. Afterward, the replacement hex screw can be installed with the wrench before being tightened to ensure materials hold together well.This hex screw is a genuine OEM part that is sold individually. It is sourced directly from the manufacturer. The hex screw is compatible with lawnmowers, wood chippers, log splitters, snowblowers, chainsaws, edgers, tillers, leaf blowers, and string trimmers by Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Husky, Broan, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, Turf King, Yard-Man, and MasterCut.

A flange lock nut, also known as a flange lock or a lock nut, is created to be used in various types of lawn and garden equipment. This flange lock nut holds other parts in place and, when properly threaded, will resist loosening. Over time, a flange lock nut may begin to weaken and may become loose or break. If it appears to be broken or weak, a replacement is required. Flange locks can be adjusted and uninstalled after use. When replacement is required, you may need a socket set, screwdriver, hacksaw, and butane torch. The socket wrench will loosen the bolt it is connected to, while the torch is used to heat the lock nut. A socket wrench may remove the nut, but sometimes cutting it with a hacksaw is required. This flange lock nut is a genuine OEM component directly from the manufacturer and comes in an individual unit. It is made of metal, a gold color, and can be found in various areas of lawn equipment. It works with lawnmowers, trimmers, snowblowers, cultivators, tillers, and leaf blowers by Poulan, MTD, Toro, Cub Cadet, Murray, Troy-Bilt, Bolens, Yard Machines, Craftsman, and Yard-Man.

This lock washer is used frequently for a number of applications on power yard equipment. The size, 5/16, is the default for many small engine housing and manifold applications. Lock washers are used with machined bolts to fasten engine blocks to the housing of the equipment being used. The compressed washer is able to handle the constant vibration of the small gasoline engine without losing the seal between the screw or bolt and the housing. Typically these lock washers only need to be replaced when they are misplaced during repairs or when the screws that attach them have to be chiseled or cut away, meaning the washers are destroyed as well. These OEM certified replacement washers have been manufactured to the same specifications as the originals they are replacing. In addition to lawn mowers, lock washers of this type and size are frequently used on blowers, lawn tractors, cultivators, snowblowers, and trimmers. Brands compatible with this type of washer are Murray, Husky, Poulan, Bolens, Yard-Man, Cub Cadet, Troy-Bilt, Yard Machines, MTD, and Ryobi.

A cotter pin is a small but necessary part found in many pieces of outdoor lawn & garden equipment and machinery. It is a type of split pin, which is a metal fastener featuring two tines that are bent during installation to fasten metal together. It designed for use especially with lawn tractors and is compatible with products by the following brands: MTD, Craftsman, Cub Cadet, Yard Machines, MasterCut, Bolens, Yard-Man, and Troy-Bilt.The low cost, availability, and extreme versatility of these cotter pins mean that they are used in countless machines nearly everywhere. Since this is a standard piece of hardware used frequently with lawn and garden equipment, it is important that the user refers to the appropriate diagrams of his or her unit to ensure the part is installed correctly.This cotter pin is a genuine OEM part sourced directly from the manufacturer, and it is sold individually. The manufacturer of this particular cotter pin is MTD.

This replacement part is a washer. This is a genuine replacement part made by MTD. Washers are a very important part of many different types of machinery. These small pieces work together with other small parts to help the pieces of the machine stay in place and secure so that everything operates smoothly.A new washer might be needed if the current one is missing or damaged in any way. Washers can become stripped over time and might not stay in place after a while. If this is the case it is recommended that it be replaced as soon as possible. This repair should be fairly easy and only require a screwdriver and possibly pliers. Be sure to wear work gloves during this repair. This part is a genuine OEM replacement part. This part is sold individually and is sourced directly from the manufacturer to ensure proper fit.

This transmission pulley is intended for use with many tiller models from popular brands. The pulley is used to hold the belts that help to drive the transmission and run the machine. Damaged pulleys will often cause a squeaking sound while the engine is operating. If a transmission pulley is damaged, the tiller may not be as efficient or as easy to use as it was before.The pulley is made from quality metal and is durable. However, it could become damaged, or it could start to degrade and corrode over time. When there are issues, the owner should replace the pulley before the problem worsens. If the pulley fails, owners will need to replace it before they use the tiller again.The transmission pulley is compatible with some models from Troy-Bilt, Yard Machines, MTD, Cub Cadet, and Husky. The pulley is sold individually, and it is a genuine OEM replacement part sourced from the manufacturer.

The roller cable guide is designed for use with lawnmowers. It supports and guides cables to the lasher in the mower.This roller cable guide is a genuine OEM part sourced directly from the manufacturer and is sold individually. This roller cable guide is compatible with the following brands: Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, MTD, Huskee, Montgomery Wards, Bolens, and Yard-Man.

This is a quality clevis pin that is made for many types of lawn and garden equipment. It secures two components together. A clevis pin has a hole at the end where a cotter pin can be attached to secure it in place. Clevis pins can become damaged or corroded over time, which will require them to be replaced.If a damaged clevis pin is difficult to remove, it can be sprayed with penetrating oil and allowed to sit for several hours. This should make it easier to remove the cotter pin from the clevis pin. If it doesn't budge, use a pry bar to loosen the clevis pin.This is an authentic OEM replacement clevis pin directly sourced from the manufacturer. It is sold as a single pin. The clevis pin is designed to be used with lawnmowers, tillers, and snowblowers manufactured by MasterCut, Yard-Man, Bolens, Montgomery Wards, Huskee, MTD, Yard Machines, Husky, Troy-Bilt, Ryobi, Cub Cadet, and Craftsman.