1105UP538 ((139-631-303)(1989)) MTD Lawn Tractor - Overview

TT Screw 1/4-20 x 0.5 Add to cart

Brake Puck (Sold Individually) When the brakes are applied, this brake puck presses against the brake disc in your lawn equipment to help slow down or stop it. The brake puck is in the brake assembly, which might be located near th... Add to cart

Spring-Extension

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This is a genuine OEM sourced part that is not part of a kit or assembly and is sold individually. This Spring Extension, or Extension Spring, serves a variety of purposes, depending on your model. It... Add to cart

Washer-Lock 5/16 This Washer-Lock 5/16 is a silver, metal part that is sold individually and comes direct from the manufacturer. With a 5/16 Inch Interior Diameter and 1/2 Inch Outside Diameter, it is used to prevent ... Add to cart

Extension Spring,.62 X 6.12 This OEM Extension Spring measures .62 x 6.12 inches. It is a silver, metal, individually sold, part. It can be installed with pliers and has been rated Easy to install by customers. (Note: Installati... Add to cart

Air Valve Add to cart

Variable-Speed Belt .715 x 53" Lg. Add to cart

Hi-Pro Key, 3/16 x 5/8 This authentic OEM hi-pro key, also called a woodruff key or key stock, is a metal component found in your lawn equipment that connects rotating parts. It is 3/16 inch wide and 5/8 inch long. It fits ... Add to cart

TT Sems Screw 3/8-16 X 1.0" Add to cart

Ignition Switch: 5 Pin This OEM 5 Pin ignition Switch is a silver, steel, individually sold part. It can be installed using a wrench and screwdriver, and has been rated as Easy to install. The part attaches to the dashboard... Add to cart

Flat Washer, .760 ID x 1.5 OD This manufacturer-certified Flat Washer 760 ID x 1.5 OD, also known as a Thrust Washer, is a metal part that is silver in color. This part is individually sold, rated as easy to install by our custome... Add to cart

Needle Bearing,.625 X.813 X.495 Add to cart