SKP SK89930 Accessory Drive Belt Tensioner Assembly

Accessory Drive Belt Tensioner Overview

The SKP SK89930 accessory drive belt tensioner assembly is built to maintain proper belt tension for steady engine operation and consistent performance of driven accessories. It is a fitment-based replacement for heavy-duty trucks and buses that use this application.

• Maintains accessory drive belt tension for stable operation.
• Built with high-quality materials and tested for fit and function.
• Supports quieter engine operation by helping reduce belt noise.
• Replacement for applications used on Freightliner, International, Kenworth, Peterbilt, Ford, Blue Bird, and IC Corporation vehicles.

Fitment Details

Compatible with a wide range of commercial vehicles, including Fits 2011-2019 Freightliner M2 106, fan, air conditioning, alternator and water pump; Fits 2020 Freightliner M2 106, N/A; Fits 2019-2020 International MV607, N/A; Fits 2012-2019 Freightliner 108SD, fan, air conditioning, alternator and water pump; Fits 2012-2019 Freightliner MT45, fan, air conditioning, alternator and water pump; Fits 2011-2019 Freightliner MT55, fan, air conditioning, alternator and water pump; Fits 2014-2019 International 4300, fan, air conditioning, alternator and water pump; Fits 2016-2019 International 4300LP, fan, air conditioning, alternator and water pump; Fits 2016-2019 International 7300, fan, air conditioning, alternator and water pump; Fits 2019 International MV607, fan, air conditioning, alternator and water pump; Fits 2012-2017 Freightliner B2, N/A; Fits 2017 Freightliner S2C, fan, air conditioning, alternator and water pump; Fits 2015-2017 Freightliner XC Lowered Rail, fan, air conditioning, alternator and water pump; Fits 2015-2017 Freightliner XC Modular Rail, fan, air conditioning, alternator and water pump; Fits 2015-2017 Freightliner XC Raised Rail, fan, air conditioning, alternator and water pump; Fits 2015-2017 Freightliner XC Straight Rail, fan, air conditioning, alternator and water pump; Fits 2017 IC Corporation CE School Bus, fan; Fits 2011-2016 Blue Bird All American FE, N/A; Fits 2011-2016 Blue Bird All American RE, N/A; Fits 2011-2016 Blue Bird Vision School Bus, N/A; Fits 2015-2016 Kenworth K270, fan; Fits 2015-2016 Kenworth K370, fan; Fits 2014-2016 Kenworth T170, fan; Fits 2014-2016 Kenworth T270, fan; Fits 2011 Kenworth T270, fan; Fits 2015-2016 Kenworth T370, fan; Fits 2010-2012 Kenworth T370, fan; Fits 2015 Ford F-650, N/A; Fits 2011-2013 Ford F-650, N/A; Fits 2015 Ford F-750, N/A; Fits 2011-2013 Ford F-750, N/A; Fits 2015 Freightliner XB Line, N/A; Fits 2015 Freightliner XB Straight Rail, N/A; Fits 2015 Freightliner XBA, N/A; Fits 2015 Peterbilt 220, fan; Fits 2015 Peterbilt 325, fan; Fits 2014-2015 Peterbilt 330, fan; Fits 2014-2015 Peterbilt 337, fan; Fits 2013-2014 Freightliner S2C, fan and alternator; Fits 2014 Kenworth T370, fan, alternator and air conditioning; Fits 2011-2013 Peterbilt 337, N/A; Fits 2012 Kenworth T170, N/A; Fits 2012 Kenworth T270, N/A; Fits 2010 Kenworth T270, N/A; Fits 2011-2012 Peterbilt 325, N/A; Fits 2010-2011 Freightliner B2, fan and alternator; Fits 2011 Peterbilt 330, N/A.

Common Uses

• Corrects belt slack that can lead to accessory drive instability.
• Helps reduce belt squeal and related noise.
• Supports consistent operation of fan-driven and accessory-driven systems.
• Addresses wear-related tensioner replacement needs on commercial vehicles.

Installation Notes

Verify the vehicle year, make, model, and belt-drive configuration before ordering. This part cross-references Dayco (e.g., 89478, 89930) and Gates (e.g., 38702) for the same application. Part number SK89930 should be matched to the exact fitment listing, including the specified accessory-drive positions.

Quality Assurance

SKP builds this tensioner assembly with high-quality materials and tests it for fit and function to support reliable operation in demanding commercial-duty use.