MTD
Lawn Edger

Model # 25B-554G799 Official MTD edger/trencher

Here are the diagrams and repair parts for Official MTD 25B-554G799 edger/trencher, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 200 parts  |

Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
#17

Lawn mower diagram

Yard machines lawn & garden equipment lock nut, 5/16-18 (replaces 753-05591)

Part #712-04063

BEST SELLER
This item is not returnable
$4.53
18% OFF Phone Price : $5.53
In Stock
Yard Machines Lawn Tractor Flange Nut (replaces 00012173, Wd-129-103) 712-04065
#18

Lawn mower diagram

Yard machines lawn tractor flange nut (replaces 00012173, wd-129-103)

Part #712-04065

BEST SELLER
This item is not returnable
$5.27
16% OFF Phone Price : $6.27
In Stock
Edger Blade (replaces 781-0748, Oem-781-0748) 781-0748-0637
#62

Lawn mower diagram

Edger blade (replaces 781-0748, oem-781-0748)

Part #781-0748-0637

BEST SELLER

Get free shipping with Automatic Reorder

$29.31
17% OFF Phone Price : $35.31
In Stock
Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
#7

Lawn mower diagram

Lawn tractor screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599)

Part #710-0599

BEST SELLER
This item is not returnable
$4.91
17% OFF Phone Price : $5.91
In Stock
Yard Machines Lawn Mower Handle Knob (replaces 01000382, 113589, 720-04072, 720-04125) 720-04072A
#24

Lawn mower diagram

Yard machines lawn mower handle knob (replaces 01000382, 113589, 720-04072, 720-04125)

Part #720-04072A

BEST SELLER
$9.33
10% OFF Phone Price : $10.33
In Stock
Edger Belt Guard (replaces 781-0086-0637, 781-0427) 781-0427-0637
#59

Lawn mower diagram

Edger belt guard (replaces 781-0086-0637, 781-0427)

Part #781-0427-0637

This item is not returnable
$26.77
18% OFF Phone Price : $32.77
In Stock
Edger Blade Control Cable 746-04035
#45

Lawn mower diagram

Edger blade control cable

Part #746-04035

Replaced by #946-04035

?
Manufacturer substitution
This part replaces 746-04035. Substitute parts can look different from the original.
This item is not returnable
$27.11
18% OFF Phone Price : $33.11
In Stock
Sears Lawn & Garden Equipment Hex Bolt 710-3180
#14

Lawn mower diagram

Sears lawn & garden equipment hex bolt

Part #710-3180

This item is not returnable
$6.93
13% OFF Phone Price : $7.93
In Stock
Lawn Mower Handle 749-04234-0637
#50

Lawn mower diagram

Lawn mower handle

Part #749-04234-0637

Replaced by #749-04234

?
Manufacturer substitution
This part replaces 749-04234-0637. Substitute parts can look different from the original.
$63.69
9% OFF Phone Price : $69.69
In Stock
Edger Idler Pulley 956-0449
#57

Lawn mower diagram

Edger idler pulley

Part #956-0449

This item is not returnable
In Stock

Symptoms for electric ranges

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your lawn edgers

Top 10 electric lawn and garden tools for 2023

Top 10 electric lawn and garden tools for 2023

Learn about the top 10 must-have electric lawn & garden tools for 2023…