3GEN Export

9S7786 MUFFLER CATERPILLAR

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$1.860,00

98 in stock

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Product Description

9S7786 MUFFLER CATERPILLAR – Heavy‑Duty Muffler from 3GEN Export

When it comes to peak reliability in engine exhaust control, the 9S7786 MUFFLER CATERPILLAR stands tall. Crafted for industrial and generator applications, this durable muffler meets rigorous standards and ensures smoother, quieter operation.
At 3GEN Export, we act as an OEM supplier, shipping worldwide in just 5 working days.

Why Choose the 9S7786 MUFFLER CATERPILLAR?

  • Built from thick, high‑grade alloy steel, it resists corrosion and high thermal stress.

  • Precision‑engineered per OEM dimensions for seamless integration into Cat systems.

  • Thoughtful internal baffling and flow paths deliver optimal back‑pressure, noise suppression, and exhaust performance.

Technical Specifications

Specification Value
Body length ~806.5 mm (≈ 31.8 in)
Body diameter ~254 mm (≈ 10 in)
Inlet inner dia. ~168.3 mm
Outlet outer dia. ~171.5 mm
Oval height ~381 mm
Weight ~23 kg (51 lbs)
Dimensions (L×W×H) ~1,168×269×396 mm

This sturdy build ensures the 9S7786 MUFFLER CATERPILLAR fits and functions with precision in high-demand conditions.

Compatible Caterpillar Models

Based on verified references, the 9S7786 MUFFLER CATERPILLAR is a direct fit for:

  • CATERPILLAR 3412

  • CATERPILLAR 3412C
    These engines are commonly used in genset and industrial power applications.

You’ll also find mentions of broader equipment compatibility (e.g. Cat 627, 637, 637D, 3408)—likely additional models sharing the same exhaust interface.

Key Features & Benefits

1. OEM-grade fit and finish
Designed to meet exact original Cat specifications, delivering seamless replacement installation.

2. Superior material and resistance
Alloy steel construction resists corrosion and thermal fatigue, even under continuous load.

3. High flow performance, low noise
Engineered to reduce exhaust noise while maintaining proper back pressure for optimal engine efficiency.

4. Easy installation and maintenance
Compact approx. 32 in body and standard inlet/outlet diameters make retrofitting efficient.

5. Trusted weight and dimensions
Weighs approx. 51 lbs (23 kg), balanced for generator or stationary mounting with minimal support structure.

Real‑World Applications

Intended primarily for Caterpillar 3412 series genset or industrial engines, the 9S7786 MUFFLER CATERPILLAR is vital in these setups:

  • Continuous power generation plants

  • Backup generator systems

  • Industrial engine installations powering compressors, pumps, etc.

This exhaust component contributes to quieter operation, compliant emissions, and better thermal control—all key to long service life and regulatory compliance.

3GEN Export: Your OEM Supplier

We at 3GEN Export offer:

  • Genuine OEM‑spec replacements matching Cat engine mounts

  • Worldwide delivery in 5 working days

  • Expert support for part selection, fitment guidance, and after‑sales assurance

Whether you’re replacing a worn unit in a remote station or stocking parts for fleet maintenance, we’re here to deliver fast and reliable service.


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  Manufactured in Turkey, these products are made using the latest technologies and built to meet the highest international standards. Each machine is a high-quality copy of the original, ensuring durability, precision, and performance that you can rely on for modern construction and metalworking projects.
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