Hustler 606040 Muffler for Kawasaki FX1000V | OEM

Hustler 606040 Muffler for Kawasaki FX1000V | OEM

Product Number: 606040P

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Product Brand: Hustler Parts
Product Type: Parts

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Hustler 606040 OEM Muffler for Kawasaki FX1000V

The Hustler 606040 Muffler is a genuine OEM Hustler replacement muffler used on select Hustler mowers equipped with the Kawasaki FX1000V engine. This part is listed as 606040 MUFFLER, FX1000V and is the same as 606040P.

This muffler is commonly used on select Hustler Super Z, Super Z HyperDrive, Super Z HD, Super 104, X-RIDE, and related commercial mower applications where specified by the parts manual. A damaged, cracked, rusted, loose, or leaking muffler can cause excessive noise, exhaust leaks, heat issues, poor fitment, or unsafe operation.

Always verify your full Hustler model number, serial number, engine model, original muffler part number, exhaust layout, mounting brackets, heat shields, gasket requirements, and parts diagram before ordering. Do not order by mower series or engine model alone.

Product Details

Brand Hustler
Part Number 606040
Also Known As 606040P
OEM Description Muffler, FX1000V
Product Type Engine Muffler / Exhaust Muffler
Engine Application Kawasaki FX1000V
Common Names FX1000V muffler, exhaust muffler, engine muffler, Kawasaki muffler, Hustler muffler
Compatible Series Select Hustler Super Z, Super Z HyperDrive, Super Z HD, Super 104, and X-RIDE models with FX1000V engines where specified
OEM / Aftermarket Genuine OEM Hustler replacement part

Compatible Hustler Model References

This is a where-used reference list. Hustler 606040 is listed for select FX1000V-powered Hustler mower applications in these parts manual references:

Super Z / Super Z EX References
  • Hustler Super Z Parts Manual, 2016
  • Hustler Super Z EX Parts Manual, 2016
  • 72" Super Z - 936930 - HTHSZS072KAWFX1000VA
  • 60" Super Z - 936989 - HTHSZS060KAWFX1000VA
  • 60" Super Z - 937714 - HTHSZS060KAWFX1000VA
  • 66" Super Z - 937722 - HTHSZS066KAWFX1000VA
  • 66" Super Z - 937730 - HTHSZS066KAWFX1000VA
  • 60" Super Z - 941153 - HTHSZS060KAWFX1000VA
  • 66" Super Z - 941179 - HTHSZS066KAWFX1000VA
  • 72" Super Z - 941187 - HTHSZS072KAWFX1000VA
  • 60" Super Z - 941377 - HTHSZS060KAWFX1000VEFIA
  • 72" Super Z - 941385 - HTHSZS072KAWFX1000VEFIA
  • 60" Super Z w/Tweels - 942342 - HTHSZS060KAWFX1000VA
  • 54" Super Z - 942102EX - HTHSZS054KAWFX1000VE
  • 60" Super Z - 942110EX - HTHSZS060KAWFX1000VE
  • 60" Super Z - 942821 - HTHSZX060KAWFX1000VA
  • 60" Super Z - 942839 - HTHSZV060KAWFX1000VA
  • 60" Super Z - 942854 - HTHSZV060KAWFX1000VEFIA
  • 60" Super Z - 942862 - HTHSZR060KAWFX1000VA
  • 66" Super Z - 942870 - HTHSZV066KAWFX1000VA
  • 72" Super Z - 942888 - HTHSZV072KAWFX1000VA
  • 72" Super Z - 942896 - HTHSZV072KAWFX1000VEFIA
  • 72" Super Z - 942912 - HTHSZR072KAWFX1000VA
  • 60" Super Z - 942839EX - HTHSZV060KAWFX1000VE
  • 54" Super Z - 942938EX - HTHSZV054KAWFX1000VE
  • 60" VX4 Super Z - 943878 - HTHSZX060KAWFX1000VA
  • 60" Super Z - 943886 - HTHSZV060KAWFX1000VA
  • 60" Super Z - 943894 - HTHSZV060KAWFX1000VEFIA
  • 60" RD Super Z - 943910 - HTHSZR060KAWFX1000VA
  • 72" Super Z - 943928 - HTHSZV072KAWFX1000VA
  • 72" Super Z - 943936 - HTHSZV072KAWFX1000VEFIA
  • 72" RD Super Z - 943944 - HTHSZR072KAWFX1000VA
Super Z HyperDrive / HyperDrive RD References
  • Hustler Super Z HyperDrive EX Parts Manual
  • 60" Super Z HyperDrive - 937060EX - HTSHDS060KAWFX1000VE
  • 60" RD Super Z HyperDrive - 937078EX - HTSHDR060KAWFX1000VE
  • 72" Super Z HyperDrive - 937086EX - HTSHDS072KAWFX1000VE
  • 66" Super Z HyperDrive - 937102EX - HTSHDS066KAWFX1000VE
  • 60" Super Z HyperDrive - 939587 - HTSHDS060KAWFX1000VA
  • 72" Super Z HyperDrive - 939595 - HTSHDS072KAWFX1000VA
  • 60" Super Z HyperDrive - 941310 - HTSHDS060KAWFX1000V
  • 72" Super Z HyperDrive - 941328 - HTSHDS072KAWFX1000VA
  • 60" Super Z HyperDrive - 941534 - HTSHDS060KAWFX1000VEFIA
  • 72" Super Z HyperDrive - 941542 - HTSHDS072KAWFX1000VEFIA
  • 60" RD Super Z HyperDrive - 941559 - HTSHDR060KAWFX1000VA
  • 72" RD Super Z HyperDrive - 941567 - HTSHDR072KAWFX1000VA
  • 60" Super Z HyperDrive w/Tweels - 942359 - HTSHDS060KAWFX1000V
  • 60" Super Z HyperDrive - 940551EX - HTSHDS060KAWFX1000VEFIE
  • 60" RD Super Z HyperDrive - 941336EX - HTSHDR060KAWFX1000VE
  • 72" RD Super Z HyperDrive - 941583EX - HTSHDR072KAWFX1000VE
  • 72" Super Z HyperDrive - 943068 - HTSHDV072BASVANM61TEOGA
  • 60" Super Z HyperDrive - 943951 - HTSHDX060KAWFX1000VEFIA
  • 60" Super Z HyperDrive - 943969 - HTSHDV060KAWFX1000VA
  • 60" Super Z HyperDrive - 943977 - HTSHDV060KAWFX1000VEFIA
  • 72" Super Z HyperDrive - 943993 - HTSHDV072KAWFX1000VA
  • 72" Super Z HyperDrive - 944017 - HTSHDV072KAWFX1000VEFIA
  • 60" RD Super Z HyperDrive - 944025 - HTSHDR060KAWFX1000VEFIA
  • 72" RD Super Z HyperDrive - 944033 - HTSHDR072KAWFX1000VEFIA
  • 72" Super Z HyperDrive RD - 944371EX - HTSHDR072KAWFX1000VE
  • 60" Super Z HyperDrive - 943969EX - HTSHDV060KAWFX1000VE
  • 60" Super Z HyperDrive - 943977EX - HTSHDV060KAWFX1000VEFIE
  • 72" Super Z HyperDrive - 943993EX - HTSHDV072KAWFX1000VE
  • 72" Super Z HyperDrive - 944017EX - HTSHDV072KAWFX1000VEFIE
  • 60" Super Z HyperDrive RD - 944363EX - HTSHDR060KAWFX1000VE
Super Z HD / X-RIDE References
  • 60" Super Z HD - 942979EX - HTSHDV060KAWFX1000VAE
  • 60" Super Z HD - 942961 - HTSHDX060KAWFX1000VEFIA
  • 60" Super Z HD - 942979 - HTSHDV060KAWFX1000VA
  • 60" Super Z HD - 942995 - HTSHDV060KAWFX1000VEFIA
  • 66" Super Z HD - 943001 - HTSHDV066KAWFX1000VEFIA
  • 72" Super Z HD - 943019 - HTSHDV072KAWFX1000VA
  • 72" Super Z HD - 943027 - HTSHDV072KAWFX1000VEFIA
  • 60" RD Super Z HD - 943035 - HTSHDR060KAWFX1000VEFIA
  • 72" RD Super Z HD - 943043 - HTSHDR072KAWFX1000VEFIA
  • 60" Super Z HD - 942995EX - HTSHDV060KAWFX1000VEFIE
  • 72" Super Z HD - 943019EX - HTSHDV072KAWFX1000VE
  • 72" Super Z HD - 943027EX - HTSHDV072KAWFX1000VEFIE
  • 60" RD Super Z HD - 943076EX - HTSHDR060KAWFX1000VE
  • 72" RD Super Z HD - 943084EX - HTSHDR072KAWFX1000VE
  • 60" X-RIDE - 944868EX - HTHXRV060KAWFX1000VE
  • 60" X-RIDE - 944868 - HTHXRV060KAWFX1000VE
Super 104 References
  • Super 104 - 937227EX - HTSWSR104KAWFX1000VE
  • Super 104 - 939603 - HTSWSR104KAWFX1000VA
  • Super 104 - 939652 - HTSWSR104KAWFX1000VA
  • Super 104 - 939652CE - HTSWSR104KAWFX1000VC
  • Super 104 - 941526 - HTSWSR104KAWFX1000VEFIA
  • Super 104 - 943217 - HTSWSR104KAWFX1000VEFIA
  • Super 104 - 943217CE - HTSWSR104KAWFX1000VEFIC
  • Super 104 - 940544EX - HTSWSR104KAWFX1000VEFIE
  • Super 104 - 943217EX - HTSWSR104KAWFX1000VEFIE
  • Super 104 - 944058 - HTSWSR104KAWFX1000VEFIA
  • Super 104 - 944058CE - HTSWSR104KAWFX1000VEFIC
  • Super 104 - 944058EX - HTSWSR104KAWFX1000VEFIE

Important: This is a where-used reference list. Always confirm your exact Hustler model number, serial number, engine model, exhaust outlet style, mounting brackets, heat shields, gasket requirements, and parts manual list 606040 or 606040P before ordering.

Key Features

  • Genuine OEM Hustler muffler
  • Part number 606040
  • Same as 606040P
  • OEM description: Muffler, FX1000V
  • Designed for select Hustler mower applications with Kawasaki FX1000V engines
  • Used on select Super Z, Super Z HyperDrive, Super Z HD, Super 104, and X-RIDE models
  • Factory-correct replacement when listed in your Hustler parts manual

Why Choose an OEM Hustler FX1000V Muffler?

A mower muffler must match the correct engine, exhaust outlet position, mounting brackets, heat shield layout, and frame clearance. Using the wrong muffler can cause exhaust leaks, fitment issues, excessive vibration, melted components, poor heat shielding, or unsafe operation.

Genuine Hustler OEM mufflers are designed to match the original exhaust layout of compatible Hustler mower models. When your parts manual lists 606040 or 606040P, this OEM FX1000V muffler is the correct replacement for that application.

  • Correct OEM fit when specified by Hustler
  • Designed for select Kawasaki FX1000V Hustler mower applications
  • Helps restore proper exhaust routing and noise control
  • Helps maintain correct heat shielding and clearance
  • Reduces guesswork compared to universal mufflers

When to Replace a Muffler

Replace or inspect the muffler if it is cracked, rusted through, leaking, loose, excessively loud, damaged from impact, or causing exhaust fumes or heat to escape in the wrong area.

  • Mower is louder than normal
  • Muffler is cracked, rusted, or leaking
  • Exhaust fumes are escaping near the engine or operator area
  • Muffler mounting tabs or brackets are broken
  • Heat shields are missing, loose, or damaged
  • Exhaust gasket or mounting hardware is failing
  • Parts manual lists Hustler 606040 or 606040P for your mower

Important Fitment Notes

  • This is an OEM Hustler muffler for select Kawasaki FX1000V applications
  • Same as Hustler 606040P
  • Verify your mower model and serial number before ordering
  • Confirm your engine model, muffler shape, exhaust outlet, mounting brackets, heat shields, and gasket requirements
  • Do not order by engine model alone
  • Inspect exhaust gaskets, mounting bolts, heat shields, brackets, and surrounding wiring or plastic components during replacement

Pre-Purchase Checklist

Before ordering Hustler 606040, confirm:

  • Your full Hustler model number
  • Your mower serial number
  • Your engine is the Kawasaki FX1000V application listed in the parts manual
  • Your original muffler part number is 606040 or 606040P
  • Your muffler outlet, mounting brackets, and heat shield layout match the parts diagram
  • Your required gaskets and hardware are identified before installation

Installation and Service Notes

Muffler replacement should be performed with the mower turned off, key removed, engine fully cooled, and battery disconnected when working near electrical components. Exhaust parts can become extremely hot during operation.

  • Allow the engine and muffler to cool completely before removal
  • Inspect exhaust gaskets, bolts, brackets, shields, and mounting points
  • Replace damaged or leaking exhaust gaskets during installation
  • Install the muffler in the correct orientation shown in the parts diagram
  • Verify proper clearance from wiring, hoses, plastic panels, and fuel components
  • Reinstall all required heat shields and hardware
  • Start the engine and check carefully for exhaust leaks after installation

Part Number / Search Terms

Hustler 606040 may also be searched as:

  • Hustler 606040
  • Hustler 606040P
  • 606040 muffler
  • 606040P muffler
  • Hustler FX1000V muffler
  • Hustler Kawasaki FX1000V muffler
  • Hustler Super Z muffler
  • Hustler Super Z HyperDrive muffler
  • Hustler Super Z HD muffler
  • Hustler Super 104 muffler
  • Hustler X-RIDE muffler
  • Kawasaki FX1000V exhaust muffler
  • Hustler OEM muffler
  • Hustler replacement exhaust muffler

Frequently Asked Questions

What is Hustler 606040?

Hustler 606040 is a genuine OEM muffler used on select Hustler mower applications equipped with Kawasaki FX1000V engines.

Is 606040 the same as 606040P?

Yes. This listing notes Hustler 606040 is the same as 606040P.

What engine is this muffler for?

This muffler is listed for select Kawasaki FX1000V Hustler mower applications. Always verify the full mower model, serial number, and parts diagram before ordering.

What models does Hustler 606040 fit?

This muffler is listed for select Hustler Super Z, Super Z HyperDrive, Super Z HD, Super 104, and X-RIDE models with FX1000V engine applications. Always verify your exact model and serial number before ordering.

Should I replace the exhaust gasket too?

Inspect the exhaust gaskets, mounting bolts, brackets, and heat shields during replacement. Replace any worn, leaking, damaged, or missing components as needed.

Is this an OEM Hustler part?

Yes. This listing is for a genuine OEM Hustler replacement muffler.

P&P Small Engines stocks genuine Hustler mower parts, FX1000V mufflers, exhaust parts, heat shields, engine parts, belts, pulleys, filters, oils, blades, and OEM replacement parts for commercial and residential outdoor power equipment.

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