Belt Tensioner Assy 3976831 3936213 for Cummins 4BT 6BT Diesel Engine Construction Machinery Parts Tensioner Pulley Assembly
The 3976831 / 3936213 Belt Tensioner Assembly is a high-quality replacement engine component designed for Cummins 4BT and 6BT diesel engines. It helps maintain proper belt tension, ensuring smooth operation of the engine accessory drive system and reducing belt vibration, slipping, and premature ...
Belt Tensioner Assembly for Cummins 4BT
,Diesel Engine Tensioner Pulley Assembly
,Construction Machinery Belt Tensioner Assy
The 3976831 / 3936213 Belt Tensioner Assembly is a high-quality replacement engine component designed for Cummins 4BT and 6BT diesel engines. It helps maintain proper belt tension, ensuring smooth operation of the engine accessory drive system and reducing belt vibration, slipping, and premature wear.
Manufactured with durable materials and precision engineering, this tensioner assembly provides reliable performance and long service life for construction machinery, excavators, loaders, and other heavy-duty equipment applications.
- ✔ Stable Belt Tension Performance
Maintains consistent belt pressure during engine operation, preventing belt looseness and improving drive efficiency. - ✔ Durable Construction
Made from high-strength materials to withstand harsh working environments, heavy loads, and continuous engine operation. - ✔ Precision Fit Replacement
Designed according to OEM specifications for easy installation and reliable compatibility. - ✔ Reduced Noise & Wear
Helps minimize belt vibration, abnormal noise, and unnecessary wear on engine components. - ✔ Long Service Life
Built for demanding construction machinery applications with excellent durability and reliability.
| Item | Details |
|---|---|
| Product Name | Belt Tensioner Assembly |
| Part Number | 3976831 / 3936213 |
| Engine Application | Cummins 4BT / 6BT Diesel Engine |
| Product Type | Engine Belt Tensioner Pulley Assembly |
| Condition | New Replacement Part |
| Application | Construction Machinery / Excavator / Loader Equipment |
Suitable for equipment powered by:
- Cummins 4BT Diesel Engine
- Cummins 6BT Diesel Engine
- Construction machinery engine systems
- Excavators and loaders using Cummins diesel engines
- 3976831
- 3936213
JISION provides reliable construction machinery replacement parts with:
- High-quality manufacturing standards
- Accurate OEM replacement fitment
- Stable performance and durability
- Professional support for global machinery customers
Choose JISION for dependable engine parts that keep your equipment running efficiently.
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