Parts for Mastercut 12AG469D059 / 2010: .Quick Reference 12A-46 Parts

Pre-cleaner filter wraps around your engine's air filter to trap large debris before it reaches the main filter. Replace when torn or clogged to maintain airflow and engine protection. Verify fit by model number.

Hex screw fastener for lawn mower and lawn tractor small engines. Secures components together. Replace if lost, stripped, or corroded during maintenance.

Mulch plug assembly for walk-behind mowers. Blocks the discharge chute opening to enable mulching mode. Replace if cracked, broken, or missing.

This replacement part is an adapter assembly. It is a genuine replacement part made by MTD. This part is usually found in different types of lawnmowers and assists the blades during use. This keeps the appliance running smoothly so that the user is able to operate it effectively. A new adapter assembly might be needed if the user notices the blades are not working up to speed. This can be due to a stripped adapter assembly and it is best to replace this part as soon as possible. Be sure to wear work gloves during this repair as this assembly is situated close to the blades. Refer to the owner's manual for more information.This adapter assembly is a genuine OEM replacement part to ensure long-lasting use. This part is sold individually and is sourced directly from the manufacturer to ensure a proper fit.

This V-belt is a genuine MTD part, sold individually. This V-belt can be used as a replacement part for lawnmowers. The v-belt of a lawn mower is operated by a network of pulleys that work in conjunction to turn the belt powered by the engine. The purpose of the V-belt for a lawnmower is to rotate the lawnmower blades.A V-belt might suffer damage that can stop the belt from helping the lawn mower blades to rotate and mow effectively. Symptoms of a damaged v-belt can include visible cracks, deterioration, or erosion, or visible damage to the side wall. If any of these symptoms are attributable to a malfunctioning or damaged V-belt, the component should be removed and replaced with this genuine OEM replacement part before operating the lawn mower again. Remember to wear gloves when handling, repairing, and using outdoor equipment.This is an OEM part sourced directly from the manufacturer, and it is sold individually. This V-belt is compatible with the following outdoor appliance brands: MTD, Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, Huskee, Bolens, Yard-Man, and MasterCut.

This is a rear trail shield (also called a rear skirt) that mounts to the back of a walk-behind lawn mower deck. It deflects grass clippings, debris, and small objects downward to prevent them from being thrown behind the mower during operation. Replace this part if it is cracked, broken, or missing, which can create a safety hazard from flying debris.

This is a Briggs & Stratton Original Equipment 491588S Air Filter Cartridge. The purpose of this filter is to prevent dirt, dust, and debris from contaminating the carburetor and damaging the engine. This flat panel style, pleated paper air filter provides the first line of defense against the destructive effects of dirt ingestion. It is designed for 3.5 through 6.75 HP quantum engines and 625-1575 series engines. Over time, the air filter can get clogged or damaged, and this can lead to reduced engine performance. Locate the air filter cover, unscrew it, and remove the old filter. Make sure to clear out any debris that has found its way into the air filter assembly before inserting the new cartridge. Reattach the air filter cover and secure it with the screws. This replacement part works with generators, lawnmowers, pressure washers, wood chippers, and tillers. Aside from Briggs & Stratton, it is also compatible with specific products from Craftsman, Husqvarna, Lawn-Boy, Toro, Troy-Bilt, Simplicity, Snapper, and Wheel Horse. It is a genuine OEM replacement part and is sold individually.

Grass catcher bag for walk-behind mowers. Attaches to cutting deck frame to collect clippings. Replace if torn, worn, or damaged for proper collection.

This is a spark plug that is installed on a variety of different outdoor power equipment. A spark plug is a component that delivers the electric current from the ignition system to the internal combustion engine. One spark plug is included in this package. Remember to wear gloves when operating or performing care and maintenance on any outdoor power equipment.The spark plugs can get dirty, and then they will require a replacement. Never perform care and maintenance on an appliance that is powered on.This spark plug is a genuine OEM MTD part. It is sold individually. This specific spark plug is compatible with snowblowers, lawnmowers, lawn tractors, log splitters, and blowers that are manufactured by MTD, Yard Machines, Troy-Bilt, Bolens, Yard-Man, and Cub Cadet.

Metal blade support spacer that mounts between the mower blade and bolt. Secures the blade to the deck base. Replace if worn, damaged, or missing.

Filters debris from fuel before it reaches the engine. Replace annually or when experiencing fuel flow issues. Confirm fit with your model number.

Replacement wheel assembly for walk-behind mowers and lawn equipment. Installs on axle to restore mobility. Order when wheel is cracked, broken, or worn.

Replaces worn, dull, or damaged 21-inch mulching blades on walk-behind mowers. Features curved design for effective mulching. Upgrade your rusty blade.