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Exploded diagrams & genuine Husqvarna parts

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | HAND GUARD | 522677501 | 1 | Buy |
| 2 | SCREW | 526834501 | 2 | Buy |
| 3 | BUSHING | 577780201 | 2 | Not stocked |
| 4 | NUT | 505197301 | 2 | Buy |
| 5 | CLUTCH COVER ASSY | 505199005 | 1 | Not stocked |
| 6 | PIN | 503751801 | 1 | Buy |
| 7 | SCREW CITXPANT | 526221801 | 5 | Buy |
| 8 | KNEE JOINT ASSY | 505199301 | 1 | Buy |
| 9 | BRAKE SPRING | 503908301 | 1 | Buy |
| 10 | BRAKE BAND ASSY | 505199502 | 1 | Buy |
| 11 | GUARD | 505201601 | 1 | Buy |
| 12 | COVER | 505199701 | 1 | Not stocked |
| 14 | LABEL | 523058001 | 1 | Buy |
| 15 | CHAIN TENSIONER KIT | 575260404 | 1 | Buy |
| 16 | O-RING | 740480702 | 1 | Buy |
| 17 | WASHER | 503230063 | 1 | Buy |
| 20 | BEARING SLEEVE | 537017401 | 1 | Buy |
| 22 | CHAIN GUIDE | 505199801 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | AIR FILTER ASSY · NYLON 80 µm black | 522675404 | 1 | Buy |
| 1 | AIR FILTER ASSY · NYLON 44 µm yellow | 522675405 | 1 | Buy |
| 1 | AIR FILTER ASSY · FELT white | 522675406 | 1 | Buy |
| 1 | AIR FILTER ASSY · NYLON 25 µm orange | 522675407 | 1 | Not stocked |
| 2 | FILTER HOLDER ASSY · XP | 574198903 | 1 | Not stocked |
| 2 | FILTER HOLDER ASSY · XPG | 574198904 | 1 | Not stocked |
| 3 | SHACKLE | 522907301 | 1 | Buy |
| 4 | CHOKE CONTROL ASSY | 510017202 | 1 | Buy |
| 5 | SCREW | 505156201 | 1 | Buy |
| 6 | SEALING | 525588101 | 1 | Buy |
| 7 | PURGE | 503936601 | 1 | Buy |
| 8 | SCREW ITXSCM | 574353503 | 2 | Not stocked |
| 9 | VENTILATING HOSE · Up to s/n 20153900096 | 589357101 | 1 | Buy |
| 9 | VENTILATING HOSE · From s/n 20153900097 | 587645404 | 1 | Not stocked |
| 10 | CARBURETTOR KIT · AT-12 | 587084806 | 1 | Buy |
| 11 | SCREW ITXSCM | 526818101 | 4 | Buy |
| 12 | FLANGE | 523064002 | 1 | Not stocked |
| 13 | SQUARE NUT | 503226503 | 2 | Buy |
| 14 | INLET PIPE ASSY | 525500003 | 1 | Not stocked |
| 15 | INTERMEDIATE WALL | 522951001 | 1 | Buy |
| 16 | SEALING | 525619201 | 1 | Buy |
| 17 | SEALING | 525619001 | 1 | Buy |
| 18 | FUEL HOSE | 523056801 | 1 | Buy |
| 19 | DUMMY PART · Download from your local supportsite | 900000002 | 1 | Not stocked |
| 20 | WIRING ASSY | 577536401 | 1 | Buy |
| 21 | SUPPORT SLEEVE | 585195001 | 1 | Not stocked |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | MUFFLER KIT | 523052604 | 1 | Buy |
| 2 | SCREW CRPANM | 724128759 | 1 | Buy |
| 3 | SPARK ARRESTER | 576890201 | 1 | Buy |
| 4 | SCREW ITXSCM | 525825104 | 2 | Not stocked |
| 5 | SLEEVE | 577656301 | 2 | Buy |
| 6 | GASKET | 523052401 | 1 | Buy |
| 7 | HEAT DEFLECTOR | 523052501 | 1 | Buy |
| 8 | SCREW ITXSCM | 525762501 | 2 | Buy |
| 9 | GASKET KIT · A=Set of gaskets - Up to s/n 20181900169 | 577766603 | 1 | Buy |
| 9 | GASKET KIT · A=Set of gaskets From s/n 20181900170 | 577766604 | 1 | Not stocked |
| 10 | WASHER | 577902201 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | CLUTCH ASSY | 577518202 | 1 | Buy |
| 2 | CLUTCH SPRING | 597645401 | 2 | Buy |
| 3 | CLUTCH DRUM ASSY · .325"x7 | 575261005 | 1 | Buy |
| 4 | RIM SPROCKET · .325"x7 | 501457402 | 1 | Not stocked |
| 5 | NEEDLE BEARING | 503253401 | 1 | Buy |
| 6 | WORM WHEEL | 505200801 | 1 | Buy |
| 7 | OIL PUMP ASSY | 505199904 | 1 | Buy |
| 8 | PUMP PISTON | 505200201 | 1 | Buy |
| 9 | CASING | 505200301 | 1 | Buy |
| 10 | WASHER | 503230060 | 2 | Buy |
| 11 | SPRING | 503891601 | 1 | Buy |
| 12 | ADJUSTMENT SCREW | 505157001 | 1 | Buy |
| 13 | GROOVED PIN | 721116430 | 1 | Buy |
| 14 | SCREW ITXSCM | 526818101 | 2 | Buy |
| 15 | OIL HOSE | 505200401 | 1 | Not stocked |
| 16 | OIL PLUMMET | 504710003 | 1 | Buy |
| 17 | PARALLEL PIN | 720123300 | 2 | Not stocked |
| 18 | SPRING | 503891501 | 1 | Buy |
| 19 | PUMP CYLINDER | 505200101 | 1 | Buy |
| 20 | SEALING PLUG | 503624901 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | SPARK PLUG | 574519601 | 1 | Not stocked |
| 2 | SCREW | 582392701 | 4 | Not stocked |
| 3 | DECOMPRESSION VALVE | 575276901 | 1 | Buy |
| 4 | PLUG | 503552201 | 1 | Buy |
| 5 | SLEEVE | 576717602 | 4 | Buy |
| 6 | GASKET | 525315801 | 1 | Buy |
| 7 | CYLINDER ASSY | 577764707 | 1 | Buy |
| 8 | PISTON ASSY | 577047008 | 1 | Not stocked |
| 9 | PISTON RING | 577958301 | 1 | Buy |
| 10 | SNAP RING | 737441000 | 2 | Buy |
| 11 | NEEDLE BEARING | 503256302 | 1 | Not stocked |
| 12 | GASKET KIT · A=Set of gaskets - Up to s/n 20181900169 | 577766603 | 1 | Buy |
| 12 | GASKET KIT · A=Set of gaskets From s/n 20181900170 | 577766604 | 1 | Not stocked |
| 13 | BUSHING | 520291101 | 0 | Buy |


| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | SCREW CITXPANT | 525887401 | 1 | Buy |
| 2 | HANDLE INSERT | 504106301 | 1 | Buy |
| 4 | FUEL TANK ASSY | 577790203 | 1 | Buy |
| 5 | TANK VENT ASSY | 501152903 | 1 | Not stocked |
| 6 | THROTTLE LOCKOUT | 544099801 | 1 | Buy |
| 7 | SPRING | 544099901 | 1 | Buy |
| 8 | THROTTLE | 505157701 | 1 | Buy |
| 9 | PARALLEL PIN | 720182520 | 1 | Buy |
| 10 | THROTTLE CABLE ASSY | 579482401 | 1 | Not stocked |
| 11 | SCREW ITXSCFT | 525798102 | 1 | Buy |
| 12 | FUEL HOSE · Up to AT-7A | 573993503 | 1 | Buy |
| 13 | FUEL FILTER | 503443201 | 1 | Not stocked |
| 15 | ANTIVIBRATION ELEMENT | 578227403 | 1 | Buy |
| 16 | ANTIVIBRATION ELEMENT | 505128702 | 1 | Buy |
| 17 | DEFLECTION LIMITER | 523085501 | 1 | Buy |
| 18 | SUPPORT | 501007601 | 1 | Buy |
| 19 | TANK CAP ASSY | 522620003 | 1 | Not stocked |
| 20 | GASKET | 589241101 | 1 | Buy |
| 21 | HOLDER | 503578901 | 1 | Buy |
| 22 | SCREW ITXSCFT | 525798103 | 1 | Buy |
| 23 | DECAL | 577844301 | 1 | Not stocked |
| 24 | FUEL HOSE ASSY · From AT-12, with magnet | 529578202 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | CARBURETTOR | 525403201 | 1 | Buy |
| 2 | SCREW ITXSCFM | 525755202 | 4 | Buy |
| 3 | SUPPORT | 503869301 | 2 | Not stocked |
| 4 | BELLOWS | 581559201 | 1 | Not stocked |
| 5 | CRANKCASE ASSY | 577834713 | 1 | Not stocked |
| 6 | CHAIN GUIDE PLATE | 522742801 | 1 | Buy |
| 7 | SCREW ITXPANM | 575793501 | 2 | Buy |
| 8 | FILTER | 537403501 | 1 | Not stocked |
| 9 | CHECK VALVE | 530026119 | 1 | Buy |
| 10 | SPRING GUIDE | 537210701 | 1 | Buy |
| 11 | POSITION SPRING | 503436501 | 1 | Buy |
| 12 | CATCH | 505201201 | 1 | Buy |
| 13 | PIN | 503751801 | 1 | Buy |
| 14 | GUIDE BUSHING | 501270801 | 2 | Not stocked |
| 15 | BAR BOLT | 505217301 | 2 | Buy |
| 16 | SCREW ITXSCM | 525824401 | 2 | Not stocked |
| 17 | SCREW ITXSCM | 575841104 | 6 | Not stocked |
| 19 | SPIKE | 578400501 | 1 | Buy |
| 20 | CHAIN CATCHER | 537377902 | 1 | Buy |
| 21 | SCREW ITXSCFT | 525798103 | 1 | Buy |
| 22 | DEFLECTION LIMITER | 505125801 | 1 | Buy |
| 23 | SNAP LOCKING | 595303003 | 1 | Buy |
| 24 | AIR NOZZLE | 588059201 | 1 | Not stocked |
| 25 | SCREW ITXSCM | 526818101 | 1 | Buy |
| 26 | TANK CAP ASSY | 577878603 | 1 | Buy |
| 27 | GASKET | 589241301 | 1 | Buy |
| 28 | HOLDER | 503578901 | 1 | Buy |
| 29 | RADIAL SEAL | 525391201 | 1 | Buy |
| 30 | SCREW CITXPANT | 525887401 | 1 | Buy |
| 31 | GASKET KIT · A=Set of gaskets - Up to s/n 20181900169 | 577766603 | 1 | Buy |
| 31 | GASKET KIT · A=Set of gaskets From s/n 20181900170 | 577766604 | 1 | Not stocked |
| 32 | ENCLOSED KIT | 577887201 | 1 | Buy |
| 33 | SCREW CITXPANT | 526221801 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | HANDLE INSERT | 522741902 | 1 | Buy |
| 2 | THERMOSTAT ASSY | 578864601 | 1 | Not stocked |
| 3 | RETAINER | 537210801 | 1 | Buy |
| 4 | GENERATOR STATOR | 522611402 | 1 | Not stocked |
| 5 | SCREW ITXSCM | 526818102 | 2 | Not stocked |
| 6 | FOIL ELEMENT | 588168602 | 1 | Not stocked |
| 7 | FRONT HANDLE | 577798204 | 1 | Not stocked |
| 8 | SCREW ITXSCFT | 525798103 | 2 | Buy |
| 9 | COVER | 523348503 | 1 | Not stocked |
| 10 | CONTACT PLATE | 523348401 | 1 | Buy |
| 11 | CONTACT PLATE | 537252501 | 1 | Buy |
| 12 | SCREW CITXPANT | 525887401 | 1 | Buy |
| 13 | FLYWHEEL ASSY | 522937804 | 1 | Not stocked |
| 14 | NUT | 503220401 | 1 | Buy |
| 15 | WASHER | 503230042 | 2 | Buy |
| 16 | SPRING | 501673501 | 2 | Buy |
| 17 | PAWL | 501673201 | 2 | Buy |
| 18 | SCREW | 506006901 | 2 | Buy |
| 19 | ANTIVIBRATION ELEMENT | 522951507 | 1 | Buy |
| 20 | SCREW ITXSCFT | 525798101 | 4 | Not stocked |
| 21 | GROMMET | 537088301 | 1 | Buy |
| 22 | THERMOSTAT ASSY · Up to s/n 20164200001 | 582829601 | 1 | Not stocked |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | AIR CONDUCTOR | 522796201 | 1 | Buy |
| 2 | SCREW ITXSCT | 576356601 | 1 | Not stocked |
| 3 | STARTER PULLEY ASSY | 505158101 | 1 | Buy |
| 4 | STARTER ROPE | 505305125 | 1 | Buy |
| 5 | SCREW CITXPANT | 525887401 | 2 | Buy |
| 6 | SPRING CASSETTE ASSY | 505157901 | 1 | Not stocked |
| 7 | STARTER ASSY | 588415103 | 1 | Buy |
| 8 | SCREW CITXPANMO | 525824501 | 4 | Buy |
| 9 | STARTER HOUSING | 588415001 | 1 | Not stocked |
| 10 | SLEEVE | 537283201 | 1 | Buy |
| 11 | STARTER HANDLE | 537232501 | 1 | Buy |
| 12 | LABEL · XP | 523083203 | 1 | Buy |
| 12 | LABEL · XPG | 523083204 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | IGNITION MODULE ASSY | 581723602 | 1 | Buy |
| 2 | SPARK PLUG CAP ASSY | 501485404 | 1 | Buy |
| 3 | SCREW ITXSCFM | 525755203 | 2 | Buy |
| 4 | WIRING ASSY | 577967602 | 1 | Buy |
| 5 | CABLE HOLDER | 529292601 | 1 | Not stocked |
| 6 | NUT | 503220401 | 1 | Buy |
| 7 | FLYWHEEL ASSY | 522937803 | 1 | Not stocked |
| 8 | WASHER | 503230042 | 2 | Buy |
| 9 | SPRING | 501673501 | 2 | Buy |
| 10 | PAWL | 501673201 | 2 | Buy |
| 11 | SCREW | 506006901 | 2 | Buy |
| 12 | CABLE COVER | 504043505 | 1 | Buy |
| 13 | SHRINKAGE HOSE | 503238501 | 2 | Buy |
| 14 | SCREW CITXPANT | 525887401 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 4 | RETAINER | 577262901 | 1 | Buy |
| 5 | LEVER | 574357701 | 1 | Buy |
| 6 | LEVER | 576618501 | 1 | Buy |
| 7 | THROTTLE LEVER ASSY | 577219201 | 1 | Buy |
| 8 | LINK | 574357901 | 1 | Buy |
| 9 | COVER | 574358101 | 1 | Not stocked |
| 10 | INLET | 575794801 | 1 | Buy |
| 11 | COVER | 575794701 | 1 | Not stocked |
| 12 | SHAFT ASSY | 574358401 | 1 | Buy |
| 13 | SHAFT | 574358201 | 1 | Buy |
| 14 | VALVE | 574358501 | 1 | Not stocked |
| 15 | VALVE | 574357501 | 1 | Not stocked |
| 16 | NEEDLE VALVE | 503563401 | 1 | Buy |
| 19 | NOZZLE ASSY | 576618801 | 1 | Buy |
| 21 | PLUG | 504790801 | 1 | Buy |
| 22 | PLUG | 502846901 | 1 | Buy |
| 25 | GASKET | 504130906 | 1 | Buy |
| 26 | GASKET | 574358601 | 1 | Buy |
| 28 | DIAPHRAGM | 577016601 | 1 | Buy |
| 29 | DIAPHRAGM ASSY | 574358801 | 1 | Buy |
| 30 | SCREW | 501468701 | 1 | Buy |
| 31 | SCREW | 537003401 | 1 | Not stocked |
| 32 | SCREW | 537003101 | 4 | Not stocked |
| 33 | SCREW | 502847101 | 1 | Buy |
| 34 | SCREW | 544111501 | 2 | Buy |
| 35 | SCREW | 574359001 | 1 | Buy |
| 37 | SCREW | 576618901 | 4 | Buy |
| 38 | SPRING | 503562401 | 1 | Buy |
| 39 | SPRING | 574359301 | 1 | Buy |
| 40 | SPRING | 574359401 | 1 | Not stocked |
| 41 | REPAIR KIT | 577666101 | 1 | Buy |
| 45 | THROTTLE VALVE ASSY | 579323101 | 1 | Buy |
| 46 | SCREEN | 501666101 | 1 | Buy |
| 47 | PIN | 505520125 | 1 | Buy |
| 48 | BUSHING | 574359601 | 1 | Buy |
| 49 | LEVER | 502847401 | 1 | Buy |
| 51 | SHAFT ASSY | 574357401 | 1 | Not stocked |
| 52 | SPRING | 574357601 | 1 | Not stocked |
| 53 | VALVE | 576619001 | 1 | Not stocked |
| 54 | RING | 505316736 | 1 | Not stocked |
| 55 | GASKET KIT | 576666501 | 1 | Buy |
| 60 | DUMMY PART · Download from your local supportsite | 900000002 | 0 | Not stocked |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | TOOL | 575439201 | 1 | Buy |
| 2 | COMBINATION WRENCH | 522521101 | 1 | Buy |
| 3 | SPANNER | 503558601 | 1 | Buy |
| 4 | SPANNER | 503558602 | 1 | Buy |
| 5 | GREASE | 503621201 | 1 | Not stocked |
| 6 | GREASE | 501911401 | 1 | Not stocked |
| 7 | DIAGNOSTIC TOOL KIT · Engine diagnostic tool | 583897101 | 1 | Not stocked |
| 8 | CABLE ASSY · Diagnostics cable | 576183401 | 1 | Not stocked |
| 9 | WINTER KIT | 522986601 | 1 | Buy |
| 10 | WINTER COVER | 525558002 | 1 | Not stocked |
| 11 | WINTER PLUG | 578125501 | 1 | Buy |
| 12 | SCREW CCRPANT | 503217016 | 2 | Buy |
| 13 | O-RING | 740420100 | 2 | Buy |
| 14 | ENCLOSED KIT | 577887201 | 1 | Buy |
| 15 | CABLE ASSY · Diagnostics cable 550XP | 576952201 | 1 | Not stocked |
| 16 | GLUE | 503267201 | 1 | Buy |
| 17 | WRENCH · TORX T27/T20 | 575880701 | 1 | Buy |

| Ref | Description | OEM Part # | Qty | Bailey's |
|---|---|---|---|---|
| 1 | CARBURETTOR KIT · AT-12 | 587084806 | 1 | Buy |
| 4 | RETAINER | 577262901 | 1 | Buy |
| 5 | LEVER | 574357701 | 1 | Buy |
| 6 | LEVER | 576618501 | 1 | Buy |
| 7 | THROTTLE LEVER ASSY | 577219201 | 1 | Buy |
| 8 | LINK | 574357901 | 1 | Buy |
| 9 | COVER | 574358101 | 1 | Not stocked |
| 10 | INLET | 575794801 | 1 | Buy |
| 11 | COVER | 575794701 | 1 | Not stocked |
| 12 | SHAFT ASSY | 574358401 | 1 | Buy |
| 13 | SHAFT | 574358201 | 1 | Buy |
| 14 | VALVE | 574358501 | 1 | Not stocked |
| 15 | THROTTLE VALVE | 501649501 | 1 | Not stocked |
| 16 | NEEDLE VALVE | 503563401 | 1 | Buy |
| 19 | NOZZLE ASSY | 576618801 | 1 | Buy |
| 20 | GASKET KIT | 582366401 | 1 | Buy |
| 21 | PLUG | 504790801 | 1 | Buy |
| 22 | PLUG | 586497101 | 1 | Not stocked |
| 25 | GASKET | 504130906 | 1 | Buy |
| 27 | GASKET | 574358701 | 1 | Not stocked |
| 28 | DIAPHRAGM | 577016601 | 1 | Buy |
| 30 | SCREW | 501468701 | 1 | Buy |
| 31 | SCREW | 537003401 | 1 | Not stocked |
| 32 | SCREW | 537003101 | 4 | Not stocked |
| 33 | SCREW | 502847101 | 1 | Buy |
| 34 | SCREW | 544111501 | 2 | Buy |
| 35 | SCREW | 574359001 | 1 | Buy |
| 37 | SCREW | 576618901 | 4 | Buy |
| 38 | SPRING | 503562401 | 5 | Buy |
| 39 | SPRING | 574359301 | 1 | Buy |
| 40 | SPRING | 574359401 | 1 | Not stocked |
| 41 | REPAIR KIT | 582366201 | 1 | Buy |
| 45 | THROTTLE VALVE ASSY | 579323101 | 1 | Buy |
| 46 | SCREEN | 501666101 | 1 | Buy |
| 47 | PIN | 505520125 | 1 | Buy |
| 48 | BUSHING | 574359601 | 1 | Buy |
| 49 | LEVER | 501649601 | 1 | Not stocked |
| 51 | SHAFT ASSY | 586767401 | 1 | Not stocked |
| 52 | SPRING | 574357601 | 1 | Not stocked |
| 53 | VALVE | 576619001 | 1 | Not stocked |
| 54 | RING | 505316736 | 1 | Not stocked |
| 55 | GASKET KIT | 582366501 | 1 | Not stocked |
| 60 | DUMMY PART · Download from your local supportsite | 900000002 | 0 | Not stocked |