ABS Engine Control Unit - 4S4M 400-866-683-0
ABS Engine Control Unit - 4S4M 400-866-683-0 is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
This part typically ships within 1 to 2 business days.
Replacement ABS Engine Control Unit for heavy-duty truck braking systems. Built for 4S4M configurations (4 sensors, 4 modulators). Frequently used across Peterbilt, Kenworth, Freightliner, Volvo, Mack, and International trucks. Manages wheel speed sensors and modulators to support safe, reliable braking performance. Always confirm OEM part number and ABS system type before ordering to ensure proper fit.
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