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Weed Eater
Front-Engine Lawn Tractor

Model # HD19H42A Official Weed Eater tractor

Here are the diagrams and repair parts for Official Weed Eater HD19H42A tractor, as well as links to manuals and error code tables, if available.

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  • 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”.

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

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Model diagram and schematic

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Showing 10 of 626 parts  |
Blade 42" 138498
#11

Mower deck diagram

Blade 42"

Part #138498

Replaced by #532138971

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Manufacturer substitution
This part replaces 138498. Substitute parts can look different from the original.
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Hub Cap 104757X
#11

Wheels and tires diagram

Hub cap

Part #104757X

Replaced by #532104757

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Manufacturer substitution
This part replaces 104757X. Substitute parts can look different from the original.
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This item is not returnable
$5.31 | 
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Wizard Lawn Tractor Mandrel Assembly (replaces 130794cs, 130794ms, 130794wa, 130797, 180074, 532130794, 5321307-94, 532183170, 539110158, 577203113) 130794

#NI

All parts diagram

Wizard lawn tractor mandrel assembly (replaces 130794cs, 130794ms, 130794wa, 130797, 180074, 532130794, 5321307-94, 532183170, 539110158, 577203113)

Part #130794

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Screw 138776
#30

Mower deck diagram

Screw

Part #138776

Replaced by #584953901

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Manufacturer substitution
This part replaces 138776. Substitute parts can look different from the original.
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Lawn Tractor Ground Drive Belt, 1/2 X 82-in 140294
#57

Drive diagram

Lawn tractor ground drive belt, 1/2 x 82-in

Part #140294

Replaced by #532140294

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Manufacturer substitution
This part replaces 140294. Substitute parts can look different from the original.
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Lawn Tractor Drive Belt 144200
#68

Mower deck diagram

Lawn tractor drive belt

Part #144200

Replaced by #532144200

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Manufacturer substitution
This part replaces 144200. Substitute parts can look different from the original.
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Switch 140404
#50

Electrical diagram

Switch

Part #140404

Replaced by #582107601

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Manufacturer substitution
This part replaces 140404. Substitute parts can look different from the original.
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Lawn Tractor Deflector Shield Hinge Rod 131491
#29

Mower deck diagram

Lawn tractor deflector shield hinge rod

Part #131491

Replaced by #595297001

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Manufacturer substitution
This part replaces 131491. Substitute parts can look different from the original.
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Lawn Tractor Deflector Shield 130968
#27

Mower deck diagram

Lawn tractor deflector shield

Part #130968

Replaced by #532130968

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Manufacturer substitution
This part replaces 130968. Substitute parts can look different from the original.
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Vented Mandrel Shaft Assembly 137645
#13

Mower deck diagram

Vented mandrel shaft assembly

Part #137645

Replaced by #532137646

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Manufacturer substitution
This part replaces 137645. Substitute parts can look different from the original.
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Most common symptoms to help you fix your riding mowers & tractors

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Why is my riding mower not cutting evenly?

Main causes: unlevel mower deck, dull or damaged cutting blades, worn mandrel pulleys, bent mower deck, engine needs tun…

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Main causes: dead battery, stale fuel, bad starter solenoid, ignition system problem, bad ignition interlock switch, clo…

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Why is the steering loose on my riding mower?

Main causes: damaged tie rods, bent or worn wheel spindle, worn front axle, damaged sector gear assembly…

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How do I fix a flat tire on my riding mower?

Main causes: punctured tire or inner tube, leaky valve stem, damaged wheel rim…

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Why won't my riding mower cut grass?

Main causes: worn or broken blade belt, broken belt idler pulley, blade clutch cable failure, bad PTO switch, damaged ma…

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How do I charge a dead battery on my riding mower?

Main causes: faulty battery, bad alternator…

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Why does my riding mower deck vibrate?

Main causes: damaged cutting blade, worn deck pulley, damaged mandrel pulley, loose fasteners on mower deck components…

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Why does my riding mower creep in neutral?

Main causes: shift lever needs adjustment, neutral control needs adjustment…

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Why won't my riding mower move?

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