Parts for Craftsman 316.794400: General Assembly Parts

Throttle grip assembly for gas line trimmers. Replaces broken, cracked, or worn throttle grips that affect operator comfort and control during use.

Throttle trigger handle for gas line trimmers. Mounts on the main handle shaft to control engine speed. Replace if cracked, broken, or unresponsive.

Replacement throttle trigger spring for gas line trimmers. Installs inside the throttle trigger assembly. Needed when original spring is broken or missing.

The On/Off Switch is an OEM part for MTD outdoor power equipment. This switch is a crucial component for the safe operation of various types of lawn and garden equipment, including lawn mowers, snow blowers, and other powered tools. 

Causes of damage to the On/Off Switch often involve wear and tear from regular use, exposure to harsh outdoor conditions that can corrode or damage electrical components, or accidental impacts that can physically damage the switch.

Symptoms of a bad On/Off Switch include:

• The equipment failing to start
• The machine not stopping when the switch is turned to the off position
• Intermittent power or erratic starting and stopping

This OEM replacement part can be used on trimmers from Craftsman, Yard-Man, Cub Cadet, Bolens, Ryobi, Huskee, Troy-Bilt, MTD, Murray, and Yard Machines.

Upper boom assembly shaft for gas line trimmers. Replace this structural component if your original is cracked, bent, or damaged. Essential mounting part.

This is a split boom coupler that connects the upper and lower shaft sections of a string trimmer with a detachable split-boom design. It locks the two boom halves together securely so the drive shaft can transmit power to the trimmer head. Replace this coupler if the boom sections no longer lock together firmly, if the connection feels loose during use, or if the locking mechanism is broken or worn.

Fastening screw for lawn mowers, snow throwers, and trimmers. Secures components together. Replace if stripped, corroded, or missing during repairs.

Replacement bolt for line trimmers and snow throwers. Secures internal components and housing. Order when original is stripped, missing, or damaged.

Boom assembly for gas line trimmers. Replaces broken, cracked, or damaged boom tubes. Essential structural component for proper trimmer operation.

Lower flexible drive shaft for line trimmer attachments. Mounts inside the lower boom housing to drive the trimmer head. Replace when worn round or cracked.

Mounting screw for line trimmers and hedge trimmers. Secures components to the housing or engine assembly. Replace if stripped, missing, or damaged.

String trimmer won't cut or head doesn't spin? Likely stripped gears in the gearbox. This assembly drives the cutting head. DIY install in minutes.

Fastener hardware set for line trimmers. Replace missing, stripped, or damaged screws and nuts that secure internal components. Sold as individual set.

Blade guard assembly for line trimmers. Protects operator from debris and rotating components. Replace if cracked, broken, or missing for safe operation.

Trimmer head reel for gas line trimmers. Spools and houses cutting line. Replace if cracked, broken, or worn. Slides into housing for easy installation.

This is a high-quality retainer that is typically used in string trimmers. It is made of durable metal and fits in the area between the outer spool assembly and the spring on the trimmer. The purpose of the retainer is to ensure the spool stays in the correct location while the string trimmer is being used. This component can become damaged, break, or be lost and will need to be replaced in order to be sure the spool is supported and secure.If there is an issue with the string trimmer retainer, it can cause excessive noise during use. It also may prevent the trimmer from starting if other components are affected. A wrench and work gloves may be required to replace the part. Gain access to the retainer and remove it using the wrench. The new replacement part can be installed in the same place. Reassemble other parts, and the trimmer will be ready to use.This retainer is designed to fit string trimmers manufactured by Craftsman, Cub Cadet, Ryobi, Troy-Bilt, Yard Machines, Bolens, MTD, and Yard-Man. It is sold as an individual part. It is an authentic OEM replacement part that is sourced directly from the manufacturer.

If your trimmer won't release cutting line when bumped, the spool spring may be stretched or broken. This essential bump head component is easy to replace.

Inner spool reel for line trimmers. Holds and winds trimmer string inside the trimmer head. Replace if cracked, broken, or worn from use.

Secures the spool to your trimmer head and releases line when tapped. Replace if cracked, broken, worn, or won't hold the spool properly anymore.

Reel spool assembly for gas line trimmers. Holds and feeds trimmer line during operation. Replace if spool is cracked, worn, or missing components.

Replacement shoulder strap for line trimmers and leaf blowers. Attaches to equipment for comfortable, hands-free operation. Replace if worn, frayed, or broken.