Heavy Duty Truck Parts

New Parts Added! Sign Up for Updates

ABS Engine Control Unit - 4S4M 400-866-684-0

Regular price $2,178.59
Shipping calculated at checkout.


If you need to order multiple parts, give us a call so our sales team can work to combine your order into fewer packages and save you money on shipping! 858-898-1558

Delivery and Shipping

This part typically ships within 1 to 2 business days.

Replacement ABS Engine Control Unit designed for heavy-duty truck braking systems. Compatible with 4S4M configurations (4 sensors, 4 modulators). Commonly found in Peterbilt, Kenworth, Freightliner, Volvo, Mack, and International applications. Provides control over wheel speed sensors and modulators to maintain safe and efficient braking. Verify OEM part number and ABS system type prior to purchase for correct fit.

Payment & Security

Payment methods

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.