21677 MTD Lawn Mower - Overview

The Lever and Knob Assembly (or Front Wheel Height Adjuster) is used to adjust the front height of the mower, and attaches on the front wheels. It can be installed using a socket set and wrench set, and is rated as "easy" to install by our customers. If broken or damaged (likely due to general wear over time) you will no longer be able to...Read more move it to make adjustments, and the part should be replaced. This black, plastic part is sold individually. Refer to your make, model and diagrams to ensure this part fits your machine.

The hex bolt attaches to the washer and the square key. This part is an OEM from Craftsman for use in snowblowers and lawn mowers. It is available as an individual replacement part and is made of metal. If this item becomes broken or stripped it will need to be replaced and may require a socket set during the installation.

This Star Knob, which may also be simply referred to as a Knob, is sourced directly from the manufacturer for use in lawn mowers and snow blowers. This part provides a quick-release for handles to fold down, and connect upper and lower handles. It is made of metal, is black, is not part of a kit or assembly, and is sold individually. Th...Read moreis part will need to be replaced if it has become cracked, worn, or damaged. The most common cause for this part needing to be replaced is worn or stripped threads no longer being able to grip. You will need a wrench or socket set and a torque wrench to complete this repair. It should be torqued to the manufacturer's recommendation. Customers rate this repair as Easy.

This silver metal lock washer helps prevent the nut on the drive belt pulley shaft from backing off during operation, it has a 5/16-inch inner diameter and a 1/2-inch outer diameter. one washer is included, replace it if fatigue or damage allows the connected shafts to spin freely, verify fit using the equipment model or owner manual

This is a genuine OEM sourced replacement part that is intended to be used with walk-behind lawnmowers from MTD, Yard Machines, Bolens, and Yard-Man. The wheel attaches to the height adjustment plate at the front of the mower. The wheel is used to provide traction to allow the mover to move across the lawn.

This special jam nut is sourced directly from the original equipment manufacturer for use with MTD and Ryobi lawn and garden equipment. It is a standard hardware which has multiple applications depending on your tool, please refer to appropriate diagrams for correct location and use of this part. It is made of high-quality metal and it is sold individually.

This is an OEM, Yard Machines, Yard Man, Cub Cadet, and MTD part directly sourced from the manufacturer for use in lawn mowers. The throttle body attaches to the throttle lever, the control cable, and the throttle control wire. During replacement, it may require a screwdriver, a set of pliers, and a wrench set to help install this part co...Read morerrectly. It may become broken and will need to be replaced. This is available as an individual replacement part and is made of plastic.

This hex bolt is a genuine OEM fastener used in various lawn and garden equipment and machinery. It has a hexagonal shaped head, with a diameter of 3/8 inches. The bolt shaft is 1.5 inches long with 24 threads per inch. The hexagon shape makes the bolt easier to grip and tighten using a wrench or a set of pliers. Over time, it is normal f...Read moreor the bolt to crack, corrode, or for the shaft threads to wear down. Inspect all the bolts on your equipment and replace all those that show visible signs of wear. Use a socket wrench to remove the faulty bolt(s) and thread the new one into position. Each bolt is sold individually. Secure it with a wrench or pliers and be careful not to over tighten as this could damage the bolt and equipment.

This is a genuine OEM sourced replacement screw which is commonly utilized on lawn and garden equipment. It is a standard hardware which has multiple applications based on the model of your unit, please refer to appropriate diagrams for the correct location and use of this part. It is a high-quality hex head screw which is made of durable...Read more metal and it is sold individually. Over time threads may wear out or it may simply get lost eventually requiring a replacement, note that a wrench will be needed to install or remove this hardware.

This Bell-Wash Flat Washer is an OEM part that measures .40 inches I.D. x 88 inches O.D. This washer is a silver, metal, washer sold individually. This part is rated as Easy to install by customers. If missing or damaged (likely due to fatigue) it should be replaced. Refer to your owners manual to ensure this is the correct part for you.

This is a genuine OEM sourced replacement screw which is commonly utilized on MTD and Yard Machines lawn and garden equipment. It is a standard hardware which has multiple applications depending on the model of your unit, please make sure to check appropriate diagrams for correct location and use of this screw. This durable metal hardware is sold individually.