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Husqvarna
Rear-Engine Riding Mower

Model # 966659301 Official Husqvarna zero-turn riding lawn mower

Here are the diagrams and repair parts for Official Husqvarna 966659301 zero-turn riding lawn mower, 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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Showing 10 of 284 parts  |
Washer Screw 539107630
#34

Mower deck/cutting deck diagram

Washer screw

Part #539107630

Replaced by #584953901

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Manufacturer substitution
This part replaces 539107630. Substitute parts can look different from the original.
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Pulley 539112171
#8

Mower deck/cutting deck diagram

Pulley

Part #539112171

Replaced by #173436

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Manufacturer substitution
This part replaces 539112171. Substitute parts can look different from the original.
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Lawn Tractor Deck Idler Pulley 532196106
#9

Mower deck/cutting deck diagram

Lawn tractor deck idler pulley

Part #532196106

Replaced by #196106

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Manufacturer substitution
This part replaces 532196106. Substitute parts can look different from the original.
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Bolt, 7/16, Spec 539107522
#32

Mower deck/cutting deck diagram

Bolt, 7/16, spec

Part #539107522

Replaced by #193003

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Manufacturer substitution
This part replaces 539107522. Substitute parts can look different from the original.
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Ignition.swi 539107541
#7

Ignition diagram

Ignition.swi

Part #539107541

Replaced by #175566

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Manufacturer substitution
This part replaces 539107541. Substitute parts can look different from the original.
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$10.22 | 
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Nut.9/16.top 539107590
#40

Mower deck/cutting deck diagram

Nut.9/16.top

Part #539107590

Replaced by #596134801

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Manufacturer substitution
This part replaces 539107590. Substitute parts can look different from the original.
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Lawn & Garden Equipment Flat Washer 539990692
#27

Engine plate diagram

Lawn & garden equipment flat washer

Part #539990692

Replaced by #596134901

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Manufacturer substitution
This part replaces 539990692. Substitute parts can look different from the original.
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Push Nut 539107626
#41

Mower deck/cutting deck diagram

Push nut

Part #539107626

Replaced by #110452X

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Manufacturer substitution
This part replaces 539107626. Substitute parts can look different from the original.
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Washout Port 532415598
#16

Mower deck/cutting deck diagram

Washout port

Part #532415598

Replaced by #415598

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Manufacturer substitution
This part replaces 532415598. Substitute parts can look different from the original.
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Bagging Blade 532187256
#3

Mower deck/cutting deck diagram

Bagging blade

Part #532187256

Replaced by #594892901

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This part replaces 532187256. Substitute parts can look different from the original.
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Why won't my riding mower start?

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

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Why is my riding mower leaking oil or gas?

Main causes: engine overfilled with oil, leaky head gasket or sump gasket, damaged carburetor seals, cracked fuel pump, …

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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 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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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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Why won't my riding mower move?

Main causes: worn or broken ground drive belt, bad seat switch, transaxle freewheel control engaged, transaxle failure, …

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Why does my riding mower run rough or misfire?

Main causes: clogged carburetor, damaged flywheel key, dirty spark plug, stale fuel, improper valve lash, engine needs a…

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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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