Simplify your transmission conversion with the Kustom Truck Transmission Harness Installation Kit, custom-designed for installing an Eaton Automated Transmission with Autoshift or Ultrashift Plus electronics into a Kenworth truck equipped with NAMUX2 or NAMUX3 chassis electronics. Ideal for replacing a manual transmission with an Eaton Automated Transmission, this kit includes all essential electrical interface components for seamless integration, ensuring reliable performance in heavy-duty applications. The kit comprises a Transmission Harness, an ECA Power Harness, and a Dash Interface Harness, tailored for precise fitment in Kenworth class 8 trucks such as models W900, T800, and T660. Perfect for mechanics and fleet owners upgrading their truck’s transmission system, this kit offers durable construction and straightforward installation. Note: This harness is only compatible with Kenworth NAMUX2 (typically 2008-2010) or NAMUX3 (typically 2011 and newer) chassis electronics. To ensure proper fitment, provide the last 6 digits of your chassis VIN when ordering, and contact Kustom Truck for fitment confirmation if uncertain about your chassis electronics. Upgrade your Kenworth truck’s transmission with this precision-engineered harness kit, crafted for durability and performance.
Kit Includes:
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(1) Transmission Harness
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(1) ECA Power Harness
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(1) Dash Interface Harness
Key Features:
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Transmission harness kit for Eaton Autoshift/Ultrashift Plus in Kenworth NAMUX2/3 trucks
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Ideal for replacing manual transmissions with Eaton Automated Transmissions
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Includes transmission, ECA power, and dash interface harnesses for complete installation
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Compatible with Kenworth class 8 trucks, including W900, T800, and T660 (2008-2010 NAMUX2, 2011+ NAMUX3)
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Ensures reliable electrical connectivity for heavy-duty performance
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Note: Only for Kenworth NAMUX2/3 chassis; provide VIN for fitment confirmation with Kustom Truck
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Engineered for precise fitment and durable performance
Upgrade your Kenworth truck’s transmission system with Kustom Truck Parts’ Transmission Harness Installation Kit, crafted for durability and precision.
