▌Product Overview
The Cummins ISF2.5 Chain Tensioner 5591101 is a component within the engine timing chain system. Its function is to maintain appropriate tension in the timing chain during engine operation, helping the timing system operate with controlled chain movement.
This part is listed under the Cummins F Series and covers 2.5L and 2.8L engine applications. It can be used when replacing a worn or damaged timing chain tensioner during engine repair or maintenance.
▌Technical Specifications & Keyword Reference
| Item | Details |
|---|---|
| Part Number | 5591101 |
| Product | Chain Tensioner |
| Original Description | TENSIONER, CHAIN |
| Engine Series | Cummins F Series |
| Engine Displacement | 2.5L / 2.8L |
| Component Type | Timing Chain Component |
| System | Engine Timing System |
| Condition | Brand New |

▌Function of the Cummins ISF2.5 Chain Tensioner
The Chain Tensioner 5591101 is part of the engine timing chain system. It helps control the tension of the timing chain during operation and limits excessive chain movement.
Maintaining suitable chain tension supports stable operation of the engine timing system. When the tensioner needs to be replaced during engine service, the correct part number should be verified against the engine application before ordering.
▌Applications
The Cummins ISF2.5 Chain Tensioner 5591101 is listed for Cummins F Series applications including:
- Cummins ISF2.8 engine parts
- Cummins ISF2.5 engine parts
- Cummins F Series engine parts
- Cummins timing chain system repair
- Cummins engine maintenance
- Timing component replacement
- Engine overhaul and repair
▌Key Features
- OEM part number 5591101
- Original description: TENSIONER, CHAIN
- Cummins F Series application
- Listed for 2.5L and 2.8L engines
- Timing chain system component
- Suitable for engine repair and maintenance
- Brand-new condition
- Available for international B2B supply
▌Need Cummins ISF2.5 Chain Tensioner 5591101?
▌FAQ
Q1: What is Cummins Chain Tensioner 5591101 used for?
A1: Cummins Chain Tensioner 5591101 is a component of the engine timing chain system. It helps maintain appropriate timing chain tension during engine operation.
Q2: Is Cummins 5591101 compatible with the ISF2.8 engine?
A2: The parts information lists 5591101 for Cummins F Series applications covering 2.5L and 2.8L engine configurations. The engine model should be confirmed before ordering.
Q3: Is Cummins Chain Tensioner 5591101 brand new?
A3: Yes. YIZHI POWER supplies this product as a brand-new engine component.
Q4: Can Cummins 5591101 be used for an ISF2.5 engine?
A4: The source information lists both 2.5L and 2.8L applications for this part. Please provide your engine model or existing part number so compatibility can be checked.
Q5: How can I order Cummins Chain Tensioner 5591101?
A5: Send us the 5591101 part number, engine model, and required quantity. We can verify the application and provide a quotation.














