820-639 MTD Lawn Mower - Parts

Spring Lever: Front Wheel

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The Lever and Knob Assembly (or Front Wheel Height Adjuster) is used to adjust the front height of the mower, and attaches on the front wheels. It can be installed using a socket set and wrench set, a... 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

NUT-HEX JAM This special jam nut is sourced directly from the original equipment manufacturer for use with MTD and Ryobi lawn and garden equipment. It is a standard hardware which has multiple applications depend... Add to cart

Washer.401 x.870 x.063 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.... Add to cart

Lawn Mower Control Cable This control cable is used on walk-behind lawn mowers as an operator-presence or safety brake cable. It connects the handle control to the brake or engine stop mechanism, shutting the engine off when ... Add to cart

Hex Nut 3/8-24 Thd.* This is an authentic replacement part that has been sourced from the original manufacturer to be used with trimmers and lawnmowers from Ryobi and MTD. The metal nut is used with different types of mac... Add to cart

21" Blade Add to cart

Bag-grass-hard Top Add to cart

Lawn Mower Cable Tie Add to cart

Pivot Bar Add to cart

Plate-hight Adjustme This is an authentic replacement part, sourced from the original manufacturer for use with walk-behind lawnmowers. The metal height adjustment plate is used to set the height of the front wheels by ad... Add to cart

Front Height Adjuster - Left Hand Add to cart