21AE686N7668HP (2004) Troy-Bilt Tiller - Overview

This is a genuine OEM sourced item that is specially produced for Troy-Bilt and MTD roto-tillers. The purpose of this component is to provide a tight seal which will prevent oil from leaking. It is an identical replacement for a missing or worn seal-oil for the tine shaft that was originally installed on a new unit, please make sure to ch...Read moreeck the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this high-quality item is made of durable metal and is sold individually.

This is an authentic Troy-Bilt replacement part that has been sourced from the original manufacturer to be used with tillers. The knob attaches to the end of the depth regulator bar and is used to provide a grip to the bar when changing the depth of cut. This item is available as an individual replacement part.

Built for a right-hand position, this 12-inch bolo tine curves to cut and lift soil as the tiller moves. The black coating helps protect the metal during storage and normal use. This is one outer tine, not a complete set. Check the machine diagram for its exact place because ?right-hand? can refer to the tine layout, not simply the side y...Read moreou see. Stop the engine, close the fuel valve, and disconnect the spark plug. Wear sturdy gloves, mount the tine with its curve facing the shown direction, and secure it with sound hardware.

This 12-inch left-hand bolo tine cuts and turns soil as the tiller shaft rotates. Replace it if the blade is bent, cracked, badly worn, or no longer tills at the same depth as the other tines. Left- and right-hand tines curve in different directions, so use the complete model diagram to identify the correct position. Stop the engine, let ...Read moreit cool, close the fuel valve, and disconnect the spark plug lead. Support the tiller securely, wear heavy gloves, and inspect the mounting bolts and tine holder before fitting the replacement.

This is a genuine OEM sourced hardware that is specially made for MTD and Troy-Bilt tillers. It is utilized to provide a tight seal on the eccentric shaft, unfortunately, over time it will wear out and it may begin to crack eventually requiring a replacement to ensure peak performance. Keep in mind this high-quality seal is made of durabl...Read moree rubber material and is sold individually. Please make sure to check the diagrams of your model for the exact location of this component.

This OEM Cone Bearing, also known as a Tapered Bearing, is a silver, .75 I.D., metal part. Sold individually, it attaches inside the wheel hub, and customers have rated the installation as Medium Difficulty. It is recommended to pack the bearing before installation. This part reduces friction on a moving part, inside of a stationary par...Read moret. When it breaks, you will hear a grinding, growling or squealing sound. It must be replaced when worn or damaged (such as if there are scores on the rollers or on the mandrel).