TB21EC (41ADT21C966) Troy-Bilt Trimmer - Parts

A carburetor basically consists of an open pipe through which the air passes into the inlet manifold of the engine. The pipe is in the form of a Venturi: it narrows in section and then widens again, ...

This is a genuine OEM replacement throttle trigger (red). The throttle trigger is responsible for managing the speed of the engine. The throttle cable attaches to the trigger, which connects to the th...

This is a genuine OEM sourced part which is specially made for use with Craftsman handheld lawn and garden equipment. Its purpose is to deliver electric current from the ignition system to the combust...

Genuine OEM replacement part, this item is sold individually. This spring is used on all of the trimmers listed below. It is installed between the inner reel and the outer spool assembly. Its purpose...

This is an authentic Craftsman replacement part that has been sourced from the original manufacturer to be used with trimmers and blowers. The gasket is used to seal the connection between the carbure...

This is a manufacturer approved O-Ring designed for lawn and garden equipment. This is the O-Ring that provides an Air Tight seal between Carburetor and Cylinder Head. If doing maintenance on carburet...

This air filter is an original sourced directly from Craftsman. The filters purpose is to keep dirt, dust and other contaminants from entering the carburetor and engine. You can clean this foam filter...

This is a genuine Craftsman replacement part that is sourced from the original manufacturer to be used with trimmers. The plastic reel is part of the cutting head assembly and is used to store the tri...

This is a genuine OEM sourced replacement part designed for use with string trimmers. This item is made out of metal and it is sold individually. It is the upper shaft that is attached to the motor. ...

This is a Genuine OEM replacement part used on specific Gas Trimmers. This Aircleaner Cover is made out of Plastic with Metal Bushings. This Assembly includes Two (2) Metal Screws used to attach it. T...

This is a genuine replacement part is designed for use with handheld trimmers. It is sourced from original manufacturer and it is sold individually. This split boom coupler includes metal coupler, kno...

This is a genuine manufacturer approved replacement mulching door torsion spring designed for use with handheld trimmers/edgers. This spring helps the throttle trigger to retract. It is made out of me...