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Your Lawn Tractor Model Number Could Be
  • On the underside of the seat
  • Under the hood of the lawn mower
  • On the rear of the frame

Sample Model Number Tag

The model number will most likely appear on either a paper sticker or a metal plate.

Model numbers can be made up of numbers, letters, or a combination of both such as "1005400" or "LAT100AAE".

They may also include the brand name or a year of production such as "16400 3900001-3999999 – 1993" or "2150LE-PREDATOR TYPE 1".

Select Your Lawn Tractor Brand

Select Your Lawn Tractor Parts & Repair Help | Fix.com Brand

Ariens
Bolens
Craftsman
Homelite
Husqvarna
Kohler
Lawn Boy
MTD
Murray
Poulan
Ryobi
Simplicity
Snapper
Toro
Troy-Bilt
Weed Eater
Yard Machines
Yard Man

Popular Lawn Tractor Parts

TT Screw 1/4-20 x 0.5
$2.45
In Stock
This is a TT screw, but it is also called a fastener, and it is used on multiple outdoor tools. This part is a Tri-Round or Tri-Lobular thread forming screw, it is 0.25 inches in diameter, 0.5 inches long, and has 20 threads per inch. This style is a hex head with a built-in washer that will cut its own threads in most predrilled steel.
Washer-Lock 5/16
$2.74
In Stock
This lock washer is used to resist the loosening of bolted joints. Repair tip: It is difficult to install the lock washer in a tight place or when the bolt/screw is pointing down. This lock works with the following appliances: Lawn tractor, tiller, chipper, shredder, lawn mower, snow blower, leaf blower/vacuum, log splitter, edger, hedge trimmer, and engine. Refer to the manual provided by the manufacturer for repair instructions.
Hex Nut 5/16-18
$2.46
In Stock
This is a hex nut, and it is found on various outdoor lawn equipment. The hex nut is the most commonly used fastener. This part has internal threads used to screw on to a bolt, or a hex cap screw. The measurement of this part is 0.3125 inches in diameter, with an 18 thread count.
Bell. Wash. .340 I.D. x .872 O.D.
$2.99
On Order
This is a Belleville washer, and it is used with various lawn and garden equipment around your home. This part has an inner diameter of 0.340 inches and an outer diameter of 0.872 inches. The convex shape of the Belleville washer acts like a spring, which is why they are often used in high load bearing situations.
Nut, Flange Lock, 5/16-18, Grf
$2.99
In Stock
This nut is fit for lawn and garden equipment and is used to resist loosening when properly threaded onto a bolt. The nut is sold individually. The diameter of the nut is 5/16 inches and the thread size is 18. Refer to the manual provided by the manufacturer for repair instructions.
Carriage Bolt 1/4-20 Lg.
$2.99
In Stock
Hex Wash. Hd. Self-Tap Scr.
$2.99
In Stock
Nut-Lock, Ni
$2.99
In Stock
This is a nut, for a variety of outdoor lawn equipment. This part is a nylon insert locking nut, meaning it has a nylon collar insert that makes the nut resistant to turning from heavy vibrations. It is used as part of the shear bolt assembly, as well as other areas in your machine. The nyloc nut has a diameter of roughly a 1/4 inch.
Fl. Bearing
$4.66
In Stock
This is a flange bearing for your lawn and garden equipment. It is a bearing contained inside a housing unit that provides a strong and secure position, while still allowing the bearing within to rotate. It has an inner diameter of 0.6 inches. This part is most commonly used on a shaft to allow the shaft to spin inside the cylinder.
Belt 3L X 35.80
$13.27
In Stock
This is a drive belt and it is used on various outdoor lawn equipment. This part is made of rubber and is sold individually. It measures to be 35.80 inches by 0.5 inches. This part drives the transmission, which propels the wheels on your machine. Pro tip, clean off the pulleys before installing this part for a longer lifespan. We recommend inspecting your belt periodically as they wear out quickly, depending on usage.
Keys (Pair)
$6.21
In Stock
Nut-Lock, Ni
$2.99
In Stock
This is a lock nut and it is used in a variety of outdoor lawn equipment. This lock nut has a nylon insert, making it a nyloc nut. The insert allows the nut to be resistant to turning caused by strong vibrations.

Lawn Tractor Repair By Symptom

20% Battery will not charge
20% of Customers Reported
When your lawn tractor battery will not charge, the issue could be with many components of the battery such as the diode, battery ground, or output connector. Use our troubleshooting guide to find out which part is faulty.
20% Blades will not cut properly
20% of Customers Reported
Lawn tractor blades that will not cut indicate a problem with the blades themselves. They may be bent or installed improperly. Find out how to fix this issue with our repair help.
20% Deck blades will not turn
20% of Customers Reported
If your lawn tractor deck blades will not turn, it could be because the deck belt is simply loose. Learn how to test each part to find out why this problem is occurring.
20% Drive system does not work
20% of Customers Reported
Find out why your lawn tractor drive system has failed by checking the common parts that could cause this issue, such as the transmission, drive cable, or hydraulic fluid.
20% Excess vibration
20% of Customers Reported
Excessive vibration from your lawn tractor could indicate an problem with the blade or blade spindle. Learn how to check these parts for proper alignment with our guide.
See All Symptoms >