Mack Trucks Turn Signal Switches

VSM's OEM replacement turn signal switches for Mack Trucks heavy-duty trucks feature modular plug-in harnesses that allow OEM replacements without rewiring for virtually every model truck. They are highly reliable, having survived over one million cycles and proven cost effective under actual driving tests.

VSM: 900Y150 / Mack Trucks: 1MR3412P2

Product Specifications

VSM heavy-duty control switch 900Y150. Replaces Mack Trucks 1MR3412P2.
  • Direct replacement for Mack Trucks 1MR3412P2.
  • OEM Engineered signal switch for multiple Mack Trucks truck applications.
  • Control switch wire leads protected by convoluted tubing.
  • Factory-matched connectors allow for plug-and-play control switch replacement.
  • Control switch assembled from rigid VSM 900 switch body.

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Accessories

VSM heavy-duty control switch 900Y150. Replaces Mack Trucks 1MR3412P2. VSM heavy-duty control switch 900Y150. Replaces Mack Trucks 1MR3412P2. VSM heavy-duty control switch 900Y150. Replaces Mack Trucks 1MR3412P2. VSM heavy-duty control switch 900Y150. Replaces Mack Trucks 1MR3412P2.

VSM: 999574 / Mack Trucks: 1MR574

Product Specifications

VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574.
  • Direct replacement for Mack Trucks 1MR574.
  • OEM Engineered signal switch for multiple Mack Trucks truck applications.

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Accessories

VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574. VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574. VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574. VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574. VSM heavy-duty control switch 999574. Replaces Mack Trucks 1MR574.

VSM: 999575 / Mack Trucks: 1MR575A

Product Specifications

VSM heavy-duty control switch 999575. Replaces Mack Trucks 1MR575A.
  • Direct replacement for Mack Trucks 1MR575A.
  • OEM Engineered signal switch for multiple Mack Trucks truck applications.

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Accessories

VSM heavy-duty control switch 999575. Replaces Mack Trucks 1MR575A. VSM heavy-duty control switch 999575. Replaces Mack Trucks 1MR575A. VSM heavy-duty control switch 999575. Replaces Mack Trucks 1MR575A. VSM heavy-duty control switch 999575. Replaces Mack Trucks 1MR575A.

VSM: 999578 / Mack Trucks: 1MR578

Product Specifications

VSM heavy-duty control switch 999578. Replaces Mack Trucks 1MR578.
  • Direct replacement for Mack Trucks 1MR578.
  • OEM Engineered signal switch for multiple Mack Trucks truck applications.

More Images (Click to enlarge)

Accessories

VSM heavy-duty control switch 999578. Replaces Mack Trucks 1MR578. VSM heavy-duty control switch 999578. Replaces Mack Trucks 1MR578. VSM heavy-duty control switch 999578. Replaces Mack Trucks 1MR578. VSM heavy-duty control switch 999578. Replaces Mack Trucks 1MR578.