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21AA412A000 (2001) Yard Machines Tiller - Overview

Diagrams for 21AA412A000

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Tiller Jamlock Nut – Part Number: 712-0266A
$6.40
In Stock
Tiller Jamlock Nut
Part #712-0266A
The Jamlock Nut is a 3/8-16 inch metal nut which can be installed using a socket or wrench set. It's used to secure and lock parts in place. If the part is damaged and comes loose it should be replaced. This is an authentic part authorized by the manufacturer.
Washer-lock 5/16 – Part Number: 936-0119
$6.57
In Stock
Washer-lock 5/16
Part #936-0119
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
Lawn Mower Grease Benalene (8 Oz) – Part Number: 737-0300A
$49.44
In Stock
Lawn Mower Grease Benalene (8 Oz)
Part #737-0300A
This 8-oz multi-purpose grease is an OEM replacement lubricant formulated for use in gear cases, transmissions, and chain cases on outdoor power equipment. It helps reduce friction and wear in high-load moving parts, supporting smooth operation and extending component life. Supplied in a convenient tube for easy application, it is an ideal choice for routine maintenance when servicing gearboxes, transaxles, or drive components that require consistent, heavy-duty lubrication.
Lawn Mower Air Valve – Part Number: 934-0255
$6.40
In Stock
Lawn Mower Air Valve
★★★★★
★★★★★
(1)
Part #934-0255
The air valve attaches to the wheel and is made of a durable material. This is a genuine MTD, Ryobi, Yard Machines, Bolens, Troy-Bilt, and Yard Man part sourced directly from the manufacturer for use in chippers, shredders, cultivators, edgers, lawn tractors, snowblowers, and trimmers. Keep in mind that this part is sold individually. When replacing this item a set of pliers might be required during the installation process. It might wear out over time and will need replacing.
Snow Blower Ball Bearing – Part Number: 941-0563
$47.24
In Stock
Snow Blower Ball Bearing
Part #941-0563
This ball bearing is an authentic replacement part used in outdoor power equipment. It has an outer diameter of 1.575 inches and features a retaining ring to secure it in place. It is also double sealed to maintain lubrication and provide additional protection. The ball bearing is responsible for reducing friction between moving parts and ensuring smooth rotation. If the ball bearing is worn down, damaged or inadequately lubricated, it can result in damage to the equipment parts, overheating, excessive noise, and decreased power during operation. A faulty bearing should be replaced promptly to ensure the longevity of your equipment. Remove the faulty bearing using a bearing puller and clean the mating surface thoroughly. Place the new bearing in position and apply steady pressure using press tools or a bearing installer to secure it in place.
Shaft Seal, 1.0 Dia – Part Number: 921-0378
$26.62
In Stock
Shaft Seal, 1.0 Dia
Part #921-0378
This is an authentic replacement part manufactured for use with garden tillers. The shaft seal is used to seal the connection where the gear shaft connects to the gearbox housing. This shaft seal is sold as an individual replacement part, please see model diagram for associative parts.
Screw, Hex – Part Number: 710-0896
$6.40
In Stock
Screw, Hex
Part #710-0896
This genuine component is supplied directly from the original equipment manufacturer for use with Ryobi and MTD lawn and garden equipment. It is a standard hardware which may have multiple applications, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hex washer screw. Keep in mind this high-quality part is made of durable metal and is sold individually.
Step Spacer – Part Number: 950-0570
$15.79
In Stock
Step Spacer
Part #950-0570
Ball Bearing – Part Number: 941-0600
$32.57
In Stock
Ball Bearing
Part #941-0600
This is a genuine OEM sourced replacement part that is intended to be used with lawnmowers, snowthrowers, and tillers from Bolens, Ryobi, Yard Machines, MTD, Troy-Bilt, and Yard-Man. The sealed bearing is used to limit friction between a rotating shaft and a fixed part assembly. It is recommended to review your models illustrated part diagram to confirm the bearing\\\'s compatibility. This item is sold as an individual replacement part.
Washer.401 x.870 x.063 – Part Number: 736-0105
$6.40
On Order
Washer.401 x.870 x.063
Part #736-0105
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.
Use 720-0210a – Part Number: 720-0210A
$23.97
In Stock
Use 720-0210a
Part #720-0210A
This T-knob, is a manufacturer-approved replacement part for use in tillers and lawn tractors. It is a T-shaped handle used in a variety of applications, such as adjusting the equipment RPMs (revolutions per minute) or it can be attached to the depth bar and used to control the depth that the tines or blades penetrate the soil, for tasks such as tilling soil or cutting grass. However, if the threads on the bolt wear out or the plastic body of the knob becomes damaged, you will not be able to control your equipment using the knob. A faulty T-knob may result in inconsistent speed, inaccurate depth settings, uneven tilling, or inefficient grass cutting. Remove the fasteners that secure the t-knob and pull it off the equipment. It is recommended to replace the fasteners at the same, especially if they are worn down or damaged. Place the new T-knob in position and secure it with the fasteners
Dust Cover Ass
$26.00
In Stock
Dust Cover Ass'y..75" Shaft
Part #721-0379
This is a genuine OEM sourced component which is specially designed for use with lawn and garden equipment. The purpose of this part is to provide a tight seal for the shaft, unfortunately, over time it may wear out, get damaged or lost eventually requiring a replacement. Please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hardware. Keep in mind this high-quality seal is made of durable materials and is sold individually.
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Mixer began to make a noise on speed two and higher
8 of 31 people found this instruction helpful.
  • LISA M from BATESVILLE, AR
  • Really Easy
  • Less than 15 mins
We took our 30 plus year mixer apart. I removed the old grease. There was some crumbly looking grease in the main housing gear section where the nylon gear is located. It looked like it had flour mixed in it. Not certain. Removed as best possible all old grease and applied 6 oz. of new Benalene grease to all of the gears. Now it do es not make the slight howl sound.
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