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Specifications

The Newstar S-11172 Manual Transmission Synchro Assembly is an essential component for smooth and efficient gear shifting in heavy-duty truck transmissions. Manufactured by S&S Truck Parts, this synchro assembly is designed to meet strict OEM specifications for superior reliability and performance. Whether you’re performing a transmission rebuild or replacing a worn-out part, the S-11172 ensures a perfect fit and consistent gear engagement. Available through Wofford Truck Parts, this assembly is built to last, providing long-term value for commercial truck fleets and independent operators.
Weight
4.3

Compatibility

Peterbilt 386 (2006–2016)

Peterbilt 579 (2013–2023)

Kenworth T800 (1996–2022)

Kenworth T680 (2013–2023)

Freightliner Cascadia (2008–2023)

International LT Series (2017–2023)

Mack Anthem (2018–2023)

Volvo VNL (2004–2023)

Western Star 5700XE (2016–2023)

Alternative Part Numbers

  • E108273
  • F219673
  • I443892
  • K897321
  • M451231
  • N563498
  • P723264
  • V369875
  • W142674

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