Manufacturer
Husqvarna Replacement Parts

Model Number
ZTHQL4221

Description
42 Inch Zero-turn Mower

Parts List

CategoryPart NumberDescriptionDemandAvailability
539991030
Husqvarna 1/2 Mach. BushingNo
596437501
Husqvarna 1/4YNo
539976828
Husqvarna Anti-scalp RollerNo
Pad539977778
Husqvarna Anti-skid PadYNo
539102809
Husqvarna Arm Cont. ShaftNo
539103576
Husqvarna Arm Park BrakeNo
539102844
Husqvarna Arm Rest CushionNo
539102590
Poulan Ball End RtNo
539102591
Husqvarna Ball Joint Lh.No
539105162
Husqvarna Battery Guard W/decalsNo
539102501
Husqvarna Battery StrapNo
Bearing539115279
Husqvarna BearingYNo
Bearing539102484
Husqvarna Bearing FlangeYNo
Bearing539105307
Husqvarna Bearing Roller 3 1/4YNo
539104607
Husqvarna Bellcrank Lt.No
539104606
Husqvarna Bellcrank Rt.No
Belt, Pulley539103240
Husqvarna BeltNo
539105363
Husqvarna Belt ShieldNo
Blade539103274
Husqvarna Blade 14.875No
539104808
Husqvarna Blocks PillowNo
596564404
Husqvarna Bolt Fin Hex 3/8-16 Unc X 2-1/YNo
596564401
Husqvarna Bolt Hex 3/8-16 X 1No
539103273
Husqvarna Brake LinkageNo
539103272
Husqvarna Brake SwivelNo
539103266
Husqvarna Brake Weldment LeftNo
539103265
Husqvarna Brake Weldment RightNo
539104595
Husqvarna Bumper FrontNo
539102519
Husqvarna BushingNo
Bracket, Flange, Blade539101232
Husqvarna Bushing FlangeNo
539103295
Husqvarna Bushing IdlerYNo
539923787
Poulan Bushing MachineNo
539103427
Husqvarna Bushing PivotYNo
539101202
Husqvarna Cap HydraulicNo
596039401
Husqvarna Carriage BoltYNo
539105435
Husqvarna Center BaffleNo
Pin539977703
Husqvarna Clevis PinYNo
539107410
Husqvarna Complete HousingNo
539102817
Husqvarna Compression SpringNo
539104190
Husqvarna Cont. LeverNo
Control539102733
Husqvarna Control ChokeNo
539103249
Husqvarna Control Weldment LeftNo
539103248
Husqvarna Control Weldment RightNo
539990365
Husqvarna Cotter Pin 1/8 X 3/4No
539990297
Husqvarna CotterpinNo
539102515
Husqvarna Cushion HandleNo
539102720
Husqvarna DampenerYNo
539100361
Husqvarna Danger DecalNo
539103333
Husqvarna DecalNo
539102669
Husqvarna Decal BatteryNo
539105078
Husqvarna Decal ConsoleNo
539103581
Husqvarna Decal ConsoleNo
539100344
Husqvarna Decal DangerNo
539102670
Husqvarna Decal Fuel LineNo
539104804
Husqvarna Decal HusqvarnaNo
539104787
Husqvarna Decal HusqvarnaNo
539104205
Husqvarna Decal LocatorNo
539105071
Husqvarna Decal NascarNo
539102892
Husqvarna Decal No StepNo
596024201
Husqvarna Decal Prop 65No
539104789
Husqvarna Decal Small CrownNo
539913010
Husqvarna Decal WarningYNo
539104833
Husqvarna Decal Zth4218No
539105602
Husqvarna Decal Zth4221No
539104835
Husqvarna Decal Zth4818No
539104836
Husqvarna Decal Zth4820No
539105077
Husqvarna Decal Zth4821No
539105371
Husqvarna DeckNo
539105361
Husqvarna Deflector ChuteNo
539102592
Husqvarna Drive Lever CushionNo
Ring596671501
Husqvarna E-ring 1/2-InchNo
539101802
Husqvarna E-ring 7/8No
539100128
Husqvarna Ecal ExhaustNo
539103245
Husqvarna Electric ClutchNo
539105119
Husqvarna Engine Guard W/decalsNo
539101238
Husqvarna F6801-6-6-0No
Filter539102606
Husqvarna FilterYNo
539101165
Husqvarna Filter HeadNo
Bracket, Flange, Blade596039201
Husqvarna Flange NutYNo
539103242
Husqvarna FootplateNo
539105121
Husqvarna FrameNo
539105120
Husqvarna FrameNo
539102681
Husqvarna Fuel Line EngineNo
539115707
Husqvarna Fuel Line TankNo
Tank539104409
Husqvarna Fuel Tank LtNo
539104410
Husqvarna Fuel Tank RtNo
539102679
Husqvarna Fuel ValveNo
539990550
Husqvarna Fw 1/2 StdNo
539976526
Husqvarna GripNo
539101050
Husqvarna Grip VinylNo
539102587
Poulan Grommet BumperNo
539101332
Husqvarna Hcs 1/2-13 X 2 3/4YNo
539103433
Husqvarna Hcs 1/2C X 3-1/4YNo
539101907
Husqvarna Hcs 1/2Cx5 1/2YNo
539990548
Husqvarna Hcs 1/4-20X1No
539990072
Husqvarna Hcs 1/4-20X5/8No
539990655
Husqvarna Hcs 3/8-16 X 1 1/2No
596583901
Husqvarna Hcs 3/8-16 X 1 3/4YNo
539990588
Husqvarna Hcs 3/8-16 X 2No
596434201
Husqvarna Hcs 3/8-16 X 2 1/2YNo
539101341
Husqvarna Hcs 3/8-16 X 3YNo
539990591
Husqvarna Hcs 3/8Cx4 1/2No
539990627
Husqvarna Hcs 5/16-18 X 1 1/4YNo
596030501
Husqvarna Hcs 5/16-18 X 3/4YNo
539103304
Husqvarna Hcs 5/16C SpecialNo
539103468
Husqvarna Hcs 5/16C X 2 3/4 Grade 8No
539101721
Poulan Hcs 5/16C X 2-3/4No
539103299
Husqvarna Hcs 5/8-18 X 1 1/4No
539991120
Husqvarna Hcs 7/16 X 2 1/2No
539100141
Husqvarna Hcs 7/16-20 X 1 1/2No
594944601
Husqvarna Hcs 7/16Cx1 1/2No
Washer596770301
Husqvarna Heavy WasherYNo
Cover,Cap596580801
Husqvarna Hex Cap Screw 5/16-18 X 1YNo
539990411
Husqvarna Hex Capscrew #10-24X1/2No
539991073
Husqvarna Hex Jam Nut 5/16-24 Lh Grade 5No
Nut539101468
Husqvarna Hex Slotted NutNo
539990622
Husqvarna Hfcs 1/2-13 X 1 1/4 WhizlkNo
596917701
Poulan Hitch PinYNo
Pipe, Tube, Hose, Fitting539102650
Husqvarna Hose BarbNo
Pipe, Tube, Hose, Fitting539912222
Husqvarna Hose ClampNo
539102673
Husqvarna HousingNo
539103244
Husqvarna HubNo
539103230
Husqvarna Idler ArmNo
539103252
Husqvarna Idler Arm WeldmentNo
539976695
Husqvarna Idler Flange BushingNo
539101177
Husqvarna KeyNo
539101465
Husqvarna Key #808 WoodruffNo
539101995
Husqvarna Key 1/4 Sqx1 1/8";No
539102070
Husqvarna Knob Three ProngNo
539102563
Husqvarna LanyardNo
Washer539990122
Craftsman Lawn Tractor WasherNo
539103320
Husqvarna Left Inside TubeNo
539103321
Husqvarna Left Outside TubeNo
539104201
Husqvarna Lever WldmtNo
539102565
Husqvarna Lift ArmNo
Lift539102641
Husqvarna Lift ChainNo
539104608
Husqvarna Lift Wldmt.No
539104222
Husqvarna LinkNo
539104204
Husqvarna Locator WldmtNo
539990247
Husqvarna Lock Washer 7/16No
596564801
Husqvarna Lockwasher 1/4No
539102050
Husqvarna Mach. BushingNo
539991050
Husqvarna Mach. Bushing 3/4No
539102675
Husqvarna Mach. Busing 10Ga.No
539102244
Husqvarna Mach. Busing 18Ga.YNo
539105439
Husqvarna Main BaffleNo
539103255
Husqvarna Motor StandoffNo
Nut596135601
Husqvarna Nut 1/2-13 Hex NylocYNo
Nut587653903
Husqvarna Nut 1/2-20 Hex LugYNo
Nut539990761
Husqvarna Nut 1/4-20 CenterlockNo
Nut596040801
Husqvarna Nut 10-24 NylocYNo
Nut595305901
Husqvarna Nut 3/8-16 CenterlockYNo
Nut596583501
Husqvarna Nut 3/8-16 Hex WhizlkNo
596582601
Poulan Nut 5/16-18 HexNo
539990223
Husqvarna Nut 5/16FNo
Nut596577901
Husqvarna Nut 7/16-14 Hex WhizlkNo
539990839
Husqvarna Nut 7/16C Center LockNo
Nut596580701
Husqvarna Nut Hexagon Nut 5/16-18 X 1/2No
Pin596273101
Husqvarna Pin HairYNo
539103534
Husqvarna Pin Mount UpperNo
539103533
Husqvarna Pin Retaining ScrewNo
539104197
Husqvarna Pipe Strut MountNo
539103429
Husqvarna Pivot BushingNo
Pin539102619
Husqvarna Pivot Pin WeldmentNo
539103574
Husqvarna Pivot ShaftNo
Cooking Plate584392702
Husqvarna Plate SupportNo
Belt, Pulley539103283
Husqvarna PulleyNo
539103259
Husqvarna PulleyNo
539101176
Husqvarna PulleyNo
Belt, Pulley596739801
Husqvarna Pulley IdlerYNo
Belt, Pulley539103258
Husqvarna Pulley IdlerYNo
Belt, Pulley539103257
Husqvarna Pulley IdlerYNo
539101111
Husqvarna PumpNo
Pump539103241
Husqvarna Pump BeltYNo
539103264
Husqvarna Pump Control LinkNo
539104382
Husqvarna Pump LeverNo
539105164
Husqvarna Rear Tire Asm. CompleteNo
539103315
Husqvarna Return Tee AssemblyNo
Spring539103297
Husqvarna Rev. Detent SpringNo
539103319
Husqvarna Right Inside TubeNo
539103318
Husqvarna Right Outside TubeNo
539105166
Husqvarna RimNo
539104600
Husqvarna RimNo
539101151
Poulan Ring Retaining Ext 7/8No
539101082
Poulan Roll Pin 3/16";No
539103437
Husqvarna Roller AxleNo
Screw874780528
Husqvarna ScrewNo
539104199
Husqvarna ScrewNo
539102617
Husqvarna Screw 10-24 X 7/8No
Screw596230901
Husqvarna Screw External Hexagon Head 1/No
539102717
Husqvarna Screw SetYNo
539112281
Husqvarna SeatNo
539104565
Husqvarna Seat Back CushionNo
539102794
Husqvarna Seat BumperNo
539102539
Husqvarna Seat CushionNo
539103247
Husqvarna Seat LanyardNo
539103288
Husqvarna Seat MountNo
539105294
Husqvarna Seat RailsNo
596583101
Husqvarna Serrated Head BoltYNo
Spacer539105543
Husqvarna SpacerYNo
539103543
Husqvarna SpacerNo
Spacer539102676
Husqvarna SpacerNo
539101720
Husqvarna SpacerNo
539100097
Husqvarna SpacerNo
539103290
Husqvarna SpindleNo
Spring539103256
Husqvarna SpringYNo
Spring539102845
Husqvarna SpringYNo
539102796
Husqvarna SpringNo
Spring539102642
Husqvarna SpringNo
Spring539101058
Husqvarna Spring CompressionNo
539102587
Craftsman StopNo
Connector539103316
Husqvarna Straight ConnectorNo
Connector539101237
Husqvarna Straight ConnectorNo
539101236
Husqvarna Straight ConnectorNo
539108351
Husqvarna Strut - LeftNo
539108350
Husqvarna Strut - RtNo
539102502
Poulan Stud 5/16CNo
539103314
Husqvarna Suction Tee AssemblyNo
Tank539130394
Husqvarna Tank CapYNo
539103326
Husqvarna Tank HoseNo
539103336
Husqvarna Tank HydraulicNo
539991055
Husqvarna Tapbolt 5/16C X 2.25No
539104533
Husqvarna Tension BracketNo
539102337
Husqvarna Tension RodNo
539103275
Husqvarna Throttle CableNo
539103251
Husqvarna Tie DownNo
539105165
Husqvarna TireNo
539103495
Husqvarna TireNo
539106993
Husqvarna Tire CompleteNo
539101983
Husqvarna TurnbuckleNo
539912234
Husqvarna Valve StemNo
596565301
Poulan WasherYNo
Washer597338501
Husqvarna Washer 1/4YNo
Washer596433701
Husqvarna Washer 3/8 FlatYNo
Washer596134901
Husqvarna Washer 5/16 Std FltYNo
539990333
Husqvarna Washer 5/8 SlwNo
Washer539102843
Husqvarna Washer 7/16 SpringNo
Washer596238801
Husqvarna Washer Lock Hvy Hlcl Spr 5/16YNo
Washer539102593
Husqvarna Washer Spring 3/8No
539104614
Husqvarna Weight BlockNo
539102705
Husqvarna Wheel MotorNo
539976856
Poulan Wire TieNo
539104589
Husqvarna Yoke WeldmentNo
596899901
Husqvarna ZerkYNo
596623501
Husqvarna ZerkNo
539103300
Husqvarna ZerkYNo

About Husqvarna

With over 330 years of innovation and passion, Husqvarna provides professionals and consumers with forest, park, lawn and garden products. We let high performance meet usability and safety, making you ready to get the job done efficiently. Husqvarna offers a wide and growing range of products and accessories, including everything from chainsaws and trimmers to innovative robotic lawn mowers.