231330 Automatic Tensioner Pulley for Heavy Duty Truck Engine Drive System
Product Description
The 231330 Automatic Tensioner Pulley is a high-quality OEM replacement component designed for heavy-duty truck engine drive systems. This automatic tensioner functions as a critical belt management device, maintaining consistent tension on the engine accessory drive belt, ensuring stable power transmission to components such as the alternator, water pump, and air conditioning compressor.
Manufactured to stringent OEM specifications, the 231330 tensioner features a precision spring-loaded design and high-grade bearing construction, delivering excellent tension stability, wear resistance, and long service life under harsh operating conditions. Its robust construction makes it suitable for demanding applications on heavy trucks, including high-vibration and high-temperature engine environments.
This automatic tensioner is ideal for truck maintenance, overhaul, and drive system replacement, helping ensure secure belt operation, reduced noise, and extended service life of related drive components.
Key Features
- Designed for heavy-duty truck engine drive systems
- Automatic spring-loaded design maintains consistent belt tension
- Prevents belt slippage, noise, and premature wear
- High-quality bearing construction for low friction and durability
- Ensures stable power transmission to engine accessories
- Suitable for long-haul heavy-duty working conditions
- Designed for direct fit installation
Product Specification Table
| Item |
Description |
| Product Name |
Automatic Tensioner Pulley |
| OE Number |
231330 |
| Vehicle Brand |
Heavy-duty truck brands (compatible with multiple models) |
| Compatible Models |
Various heavy-duty truck models |
| Application |
Engine accessory drive belt system |
| Material |
High-grade steel + precision bearing + wear-resistant pulley |
| Color |
Customized |
| Condition |
New |
| OEM / Replacement |
OEM Quality Replacement |
| Function |
Automatic belt tensioning, power transmission stability |
| Packaging |
Standard Export Packing |
Product Picture

