Description
Product Overview
The Exmark 135-9245 Muffler is a precision‑engineered component built specifically for Exmark round‑type lawn mowers. Measuring 18 x 14 x 11 inches and weighing just five pounds, this muffler combines a compact footprint with robust construction. Crafted from high‑grade steel, it offers superior corrosion resistance and durability, ensuring the muffler withstands the rigors of daily mowing, exposure to moisture, and temperature fluctuations. The round shape is designed to match the original factory exhaust geometry, providing a seamless fit that restores the mower’s original performance characteristics. With a manufacturer part number of 135-9245, this genuine Exmark part guarantees compatibility with all Exmark models that specify this muffler, eliminating the guesswork often associated with aftermarket replacements.
![[Product front view showing all components]](https://www.sinvix.store/wp-content/uploads/2026/08/2ae949b103a14358972620a5aab3fe42.jpg)
Usage
Designed for residential homeowners, professional landscapers, and commercial property managers, this muffler excels in a variety of mowing environments. Whether you are maintaining a suburban lawn, a large estate, or a municipal park, the Exmark 135-9245 muffler delivers consistent noise reduction and optimal exhaust flow, allowing the engine to operate efficiently. Its lightweight design makes it easy to handle during installation or replacement, while the durable steel construction ensures long‑term reliability even under heavy use. Ideal for seasonal maintenance, the muffler can be swapped out during routine service checks, helping to keep your mower running quietly and smoothly throughout the mowing season.
Why Choose Us
Choosing the genuine Exmark 135-9245 Muffler means you are investing in a part that meets the exact specifications set by the original equipment manufacturer. This guarantees a perfect fit, eliminating the need for modifications or adjustments that can compromise performance. Exmark’s reputation for engineering excellence is reflected in the muffler’s high‑quality steel material, which resists rust and wear, extending the service life of your mower. Additionally, each muffler undergoes rigorous quality control testing to ensure it meets or exceeds OEM standards. Our commitment to customer satisfaction includes responsive after‑sales support, a clear warranty policy, and easy access to technical assistance, giving you confidence that your purchase is backed by a trusted partner.
Key Features
- Genuine Exmark part number 135-9245 ensures exact OEM fit and performance.
- Durable steel construction provides long‑lasting resistance to rust and wear.
- Round design matches original exhaust geometry for optimal airflow and reduced engine strain.
- Effective noise reduction creates a quieter mowing experience for residential and commercial use.
- Responsive customer support and warranty coverage give peace of mind after purchase.
FAQ
Is this muffler compatible with all Exmark lawn mowers?
The 135-9245 muffler is compatible with Exmark models that specify this part number. Check your mower’s documentation or the existing muffler’s part number to confirm compatibility.
How do I install the muffler?
Installation is straightforward: remove the old muffler, align the new muffler’s mounting brackets with the exhaust pipe, and secure it using the original bolts. A basic set of hand tools is sufficient, and the process typically takes 10‑15 minutes.
What material is the muffler made from?
It is constructed from high‑grade steel, offering excellent durability, corrosion resistance, and the ability to withstand the heat generated by the mower’s engine.
Does the muffler affect mower performance?
Yes, by restoring proper exhaust flow and reducing back‑pressure, the muffler helps the engine run more efficiently, which can improve overall cutting performance and fuel economy.
What warranty does Exmark provide for this part?
Exmark offers a standard limited warranty that covers manufacturing defects for a specified period. For detailed warranty terms, refer to the product packaging or contact our support team.





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