Description
Belt Tensioner 5271282 – Replacement for Cummins Engine ISF2.8 ISF3.8 QSF2.8 5.9L
Aftermarket belt tensioner engineered for precise belt tension control and reliable accessory drive performance in Cummins ISF and QSF engine applications. Precision-manufactured components ensure drop-in compatibility with correct fitment.
Technical Specifications
- Part Numbers: 5271282, P5271282
- Condition: New, aftermarket replacement
- Function: Automatic belt tension maintenance, accessory drive stability, and serpentine belt load management for consistent engine accessory operation
Equipment Compatibility
Fits Cummins Engine Models:
- ISF2.8 CM2220
- ISF2.8 CM2220 ECCF2
- ISF2.8 CM2220 F122
- ISF2.8 CM2220 IAN
- ISF3.8
- QSF2.8 CM2880 F104
- QSF2.8 CM2880 F105
- QSF2.8 CM2880 F114
Why Choose This Belt Tensioner
The belt tensioner is a critical component in your Cummins ISF/QSF engine’s accessory drive system — a worn or seized tensioner causes belt slippage, accessory failure, and unexpected downtime. This replacement unit delivers:
- Consistent belt tension – Engineered to maintain correct automatic tensioning for your Cummins ISF2.8 / ISF3.8 / QSF2.8 engine’s accessory drive
- Exact-fit installation – Direct replacement with correct spring rate, pivot geometry, and mounting specification
- Durable construction – Built to withstand heavy-duty engine environments with heat, vibration, and continuous belt load cycling
- Cost-effective solution – Aftermarket quality at a fraction of dealer pricing
Package Contents
- 1 × Belt Tensioner 5271282
Essential for accessory drive maintenance, tensioner replacement, and belt system repair. Keep your Cummins ISF2.8, ISF3.8, and QSF2.8 engine running at peak efficiency on every haul.
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