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MTD
Lawn Edger

Model # 25B-550A729 Official MTD edger

Here are the diagrams and repair parts for Official MTD 25B-550A729 edger, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 72 parts  |
Yard Machines Lawn & Garden Equipment Lock Nut, 5/16-18 (replaces 753-05591) 712-04063
#15

Flywheel/pulley/wheels 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
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
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Blade Tri-c 781-0748
#23

Blade plate assembly diagram

Blade tri-c

Part #781-0748

Replaced by #781-0748-0637

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Manufacturer substitution
This part replaces 781-0748. Substitute parts can look different from the original.
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Get free shipping with Automatic Reorder

$29.31 | 
17% OFF Phone Price : $35.31
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Lawn Tractor Screw (replaces 01000628, 01000865, 1186307, 1186308, 791-180288, 791-683298, 910-0599) 710-0599
#3

Blade plate assembly diagram

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

Part #710-0599

BEST SELLER
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$4.91 | 
17% OFF Phone Price : $5.91
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Knob-lower H 720-04052
#18

Flywheel/pulley/wheels diagram

Knob-lower h

Part #720-04052

Replaced by #720-04072A

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Manufacturer substitution
This part replaces 720-04052. Substitute parts can look different from the original.
BEST SELLER
$9.33 | 
10% OFF Phone Price : $10.33
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Yard Machines Lawn Mower Wheel 734-1987
#35

Flywheel/pulley/wheels diagram

Yard machines lawn mower wheel

Part #734-1987

$26.80 | 
18% OFF Phone Price : $32.80
In Stock
Edger Blade Control Cable 746-04035
#20

Flywheel/pulley/wheels diagram

Edger blade control cable

Part #746-04035

Replaced by #946-04035

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Manufacturer substitution
This part replaces 746-04035. Substitute parts can look different from the original.
This item is not returnable
$27.11 | 
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In Stock
Belt Guard 781-0427
#21

Blade plate assembly diagram

Belt guard

Part #781-0427

Replaced by #781-0427-0637

?
Manufacturer substitution
This part replaces 781-0427. Substitute parts can look different from the original.
This item is not returnable
$26.77 | 
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In Stock
Sears Lawn & Garden Equipment Hex Bolt 710-3180
#14

Flywheel/pulley/wheels 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
Handle 749-04184
#24

Flywheel/pulley/wheels diagram

Handle

Part #749-04184

Replaced by #749-04234

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Manufacturer substitution
This part replaces 749-04184. Substitute parts can look different from the original.
$63.69 | 
9% OFF Phone Price : $69.69
In Stock

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Choose a symptom to see related elliptical repairs.

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Why does my elliptical make squeaking noises?

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Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

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Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

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Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

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How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

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Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

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Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

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Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

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Repair guides for elliptical machines

These step-by-step repair guides will help you safely fix what’s broken on your elliptical.

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How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

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Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your lawn edgers

Use the advice and tips in these articles and videos to get the most out of your elliptical.

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Top 10 electric lawn and garden tools for 2023

Top 10 electric lawn and garden tools for 2023

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