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13AX771S004 (2011) MTD Lawn Mower - Overview

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Shear Pin, .25 – Part Number: 738-04124A
$6.40
In Stock
Shear Pin, .25
Part #738-04124A
This individually sold shear pin is an OEM replacement that is most typically used in snowblowers but can also be used within snowblower attachments for lawn tractors. Its main uses are connecting the auger and auger shaft, which are the rotating blades, and to protect more valuable components such as the transmission.If the snow is causing excessive force or there is a jam within the auger and connected housing,it will cause the shear pin to snap, effectively stopping the rotation of the auger, while the auger shaft and gears will continue turning. If the shear pin snaps, snow will simply build up on the outside of the auger housing, since the auger will no longer spin. This shear pin has a .25-inch diameter, and 1.5-inch length and is sold individually. Most augers have a pin on each side, so you may need to purchase more than one, and it is also recommended that you carry spare pins in case of a future breakage.
Lawn Mower Deck Belt Cover – Part Number: 783-06424A-0637
$16.40
In Stock
Lawn Mower Deck Belt Cover
★★★★★
★★★★★
(4)
Part #783-06424A-0637
This is a genuine OEM sourced replacement belt cover designed for riding lawn mowers and tractors. It is attached to the top of the mower deck to cover and protect the mandrel pulley and the belt. This part is made out of metal and it is sold individually. Please note, the hardware to secure it is sold separately. You will need a wrench set to replace this cover.
Pin-bow Tie Cotter – Part Number: 714-04040
$6.40
In Stock
Pin-bow Tie Cotter
Part #714-04040
Sourced directly from the manufacturer, this replacement part is designed to secure otherwise loose parts in place, allowing the machine to operate properly. This Bow Tie Cotter Pin is not part of a kit or assembly and is sold individually. It is silver, made of metal, and is used in a variety of models for various purposes. This part needs to be replaced when it is broken or damaged, or the threads have become stripped. Depending on their location, this part is known to wear with regular use. You will need a wrench or socket set to complete this repair. Customers rate this repair as Easy.
Lawn Mower Self-Tapping Screw – Part Number: 710-04484
$6.40
In Stock
Carriage Bolt 5/16-18 x 3/4" Lg. – Part Number: 710-0451
$6.40
In Stock
Carriage Bolt 5/16-18 x 3/4" Lg.
Part #710-0451
This carriage bolt measures 5/16-18 x .75 and fastens two parts in your machine together. It has a round domed head and a square underside so the bolt does not rotate once it has been secured into place. If it has signs of deformation or wear, you will need to replace it. To unthread this bolt, you need an adjustable wrench to loosen the nut found on the end of the bolt. You may need to apply a lubricating oil to the bolt if it is stuck. You may need to clamp down on the head of the bolt with pliers while continuing to turn the nut counterclockwise. You can then slide the carriage bolt out of its hole or tap it gently with a hammer. This bolt is a standalone product and the nut is not included. This bolt was sourced directly from its manufacturer.
Lawn Mower Hex Washer Head Screw – Part Number: 710-0599
$6.40
In Stock
Lawn Mower Hex Washer Head Screw
Part #710-0599
This is an original replacement part sourced directly from the manufacturer. The screw is commonly found in yard equipment from Craftsman, such as lawn tractors, snow blowers, and edgers. This part is made of metal, and may be found in various locations in the machine, depending on model. Please be aware that there are different screws used in the machine. Refer to the parts diagram to be sure of ordering the correct part. You will require a wrench when replacing this item. The screw is sold as an individual replacement part.
Lawn Mower Flange Bearing – Part Number: 741-0660A
$6.40
In Stock
Lawn Mower Flange Bearing
Part #741-0660A
This OEM-manufactured flange bearing supports and enables the smooth rotation of parts in your lawn equipment, such as the blade assembly, axle assembly, or steering components. This bearing has an inner diameter of .76 inches, an outer diameter of .941 inches, and a width of 1 inch. It is made of plastic. A similar similar style flange bearing can be used at the bottom of the crank, but it would be made of metal. When the bearing is broken, you may notice signs of wear and abnormal squealing noises coming from your machine. If neglected, the parts the bearing is supporting can overheat and potentially seize up. To switch out a flange bearing, you need to take off any bolts, screws, or clips that are holding it in place. Using a hammer or a bearing puller tool, gently push the bearing out of its housing. Since this part is sold individually, remember to refer to your user manual to understand how many bearings your machine will need. It is strongly recommended that you replace all the bearings in one go, as they wear out at the same rate.
Nut-flglk 5/16-18 – Part Number: 712-04063
$6.40
In Stock
Nut-flglk 5/16-18
Part #712-04063
This nut is a manufacturer-approved replacement part for various lawn and garden equipment. It is sold individually, not as part of a kit or assembly. Also referred to as a Lock Nut, it is resistant to loosening when threaded on a bolt. It has a variety of applications and is used in multiple locations on most models. Please refer to your owners manual to determine the exact location. While made of durable metal, the ends can round off from improper use of a wrench or socket. Depending on the location, this part may also become worn through regular use of your machine. It should be replaced when visibly cracked, worn or damaged. To complete this repair, you will need a wrench or socket, and a torque wrench. Ensure you torque the bolt according to the manufacturer recommendations. Customers rate this repair as Easy.
Knob – Part Number: 720-04061
$8.36
In Stock
Knob
Part #720-04061
This knob is an authentic OEM replacement parts kit used in lawn and garden equipment engines. It includes a plastic knob and a threaded metal bolt used to fasten various components together. The bolt has a diameter of 3/8 inches, with 16 threads per inch, and a height of 0.875 inches. If your knob no longer turns smoothly, is stripped, or difficult to grip, you will need to replace it with a new one. A faulty knob can break during use and pose a safety hazard by making it difficult to control your equipment. Simply unthread it from the equipment with your hands and insert the new one. You may need to use a puller tool to remove it if it is stuck in place.
Lawn Mower Key – Part Number: 925-1745A
$24.45
In Stock
Lawn Mower Key
★★★★★
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(2)
Part #925-1745A
This manufacturer-certified Ignition Key comes in black/silver and is used in the ignition slot to turn on the engine. If your key becomes damaged or lost (which these small keys easily are), this part will be an exact replacement. It is made of metal and is sold individually.
Lawn Mower Flanged Lock Nut – Part Number: 712-04065
$6.40
In Stock
Lawn Mower Flanged Lock Nut
Part #712-04065
Designed for use in various models of lawn and garden equipment, this part is not sold as part of a kit or assembly. It is made of metal, is gold in color, and is sold individually. This part may also be called a Flange Lock. This nut is designed to lock in place, preventing vibrations and other parts coming loose. This nut may be located in multiple locations on your machine, refer to your owners manual to determine if this is the correct part. You will need a wrench or socket set and a torque wrench to complete this repair. You should only torque the nut to the manufacturer recommendation, no tighter. You will need to replace this part when it is worn or damaged. While this part can wear through regular use, it is most commonly damaged through improper use of a wrench or socket. Customers describe this repair as Easy.
Chute Flange Keeper – Part Number: 731-0851A
$6.40
In Stock
Chute Flange Keeper
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★★★★★
(1)
Part #731-0851A
This chute flange keeper is sourced from the original equipment manufacturer for use in snowblowers. The plastic keeper allows the snowblower chute to pivot, and secures the flange that connects the chute to the blower frame and holds it in place during use. Over time the flange keeper can break or fall off, which causes the chute to dislodge or shift from its position. If you notice that debris is discharged in the wrong direction, and you have difficulties adjusting the chute then this is a sign that the flange keeper is no longer functioning as it should. Clean the chute flange and surrounding area before placing the new keeper on. Use a pair of pliers to align the the holes on the flange keeper with the holes on the chute and lock it in place.

Common Symptoms of the 13AX771S004

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1 deck belt cover fell off and the other rusted and loosening
9 of 11 people found this instruction helpful.
  • J. Alonzo from TULALIP, WA
  • Very Easy
  • 15 - 30 mins
  • Socket set
Removed the retaining screws on both belt covers and replaced them with the new ones i purchased.
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Belt guards broken
7 of 8 people found this instruction helpful.
  • Jerry from GRAND BAY, AL
  • Very Easy
  • Less than 15 mins
  • Wrench (Adjustable)
Replaced belt guards. Bended in center plates to keep the belts from slipping off. Works like a charm
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Bent the old one on a stump
2 of 4 people found this instruction helpful.
  • George from BAY VILLAGE, OH
  • Really Easy
  • Less than 15 mins
  • Socket set
Removed one 1/2" bolt to remove old part .
Slipped new part in place. put bolt in open loop and tightened.
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