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Specifications

The Bendix K033221 Genuine Spring Valve is engineered to meet the strict OEM standards for heavy-duty truck air brake systems. This valve provides precise brake control, reliable operation, and long-lasting durability, even in the toughest conditions. It is ideal for commercial fleets, repair shops, and maintenance teams who require dependable spring brake components. Installing the K033221 ensures consistent braking performance, enhances safety, and minimizes downtime, making it a trusted choice for professional mechanics and fleet operators.
Weight
8

Compatibility

Freightliner Cascadia (2010–2020)

Kenworth T680 (2012–2022)

Peterbilt 579 (2013–2022)

Volvo VNL (2015–2022)

Mack Anthem (2018–2022)

Alternative Part Numbers

  • 971 002 322 1
  • Bendix: K033221
  • Haldex: 433221
  • Meritor: R7221
  • WABCO: 971 002 322 0

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