Description
***THIS ITEM NO FREE SHIPPING***
This genuine Meritor Wabco SmartTrac ABS electronic control unit is an advanced safety system that combines anti-lock braking (ABS) with roll stability control (RSC) to help prevent rollovers and maintain vehicle stability. The 4S4M E4.4 configuration provides comprehensive monitoring and control of your truck's braking system, automatically adjusting brake pressure to individual wheels to prevent skidding and maintain control in emergency situations.
Key Features & Specifications
- Condition: Used - Signs of Wear - See Photos
- Application: ECU - ABS, WAB, RSC, 4S4M, E4.4, CAB
- SmartTrac P/N: 400 865 163 0 / 4008651490 / 400-865-163-0 / WAB 400 865 163 0 / WAB 4008651630 / WAB 400-865-163-0
- Wabco P/N: 446 003 755 0
- Supersession P/N: WAB 400 865 043 0 / TDA S400 865 163 0
- Dimensions: Overall Length: Approx. 7", Overall Width: Approx. 5 3/8", Overall Height: Approx. 1 1/2"
- Availability: Multiple in Quantity - Item Received May Vary Slightly from Listing Photos
- Minor Cosmetic Blemishes - Does Not Include Original Packaging
Frequently Asked Questions
Q: How do I know if this Wabco SmartTrac ECU will work with my truck?
A: This SmartTrac ABS/RSC ECU is designed for trucks using Wabco part number 400 865 163 0, 446 003 755 0, or supersession numbers WAB 400 865 043 0 and TDA S400 865 163 0. The 4S4M E4.4 configuration indicates a 4-sensor, 4-modulator system with E4.4 software. Compatibility depends on your specific truck make, model, year, and existing ABS system configuration. To verify fitment and ensure proper integration, please call us with your truck's VIN or current ECU part number.
Q: What is the condition of this used ABS ECU module?
A: This is a quality used Wabco SmartTrac ECU that shows normal signs of wear from previous use. Each unit has been tested to ensure proper functionality of the ABS and stability control systems. While it may have minor cosmetic blemishes and does not include original packaging, all electronic functions are operational. Since we have multiple units in stock, the exact item you receive may vary slightly from the listing photos but will match the same part number and specifications.
Q: What does the SmartTrac ABS/RSC system do and why is it important?
A: The Wabco SmartTrac system combines Anti-lock Braking System (ABS) with Roll Stability Control (RSC) to enhance vehicle safety. The ABS prevents wheel lockup during hard braking, maintaining steering control and reducing stopping distances. The RSC monitors vehicle dynamics and automatically applies selective braking to individual wheels when it detects potential rollover conditions, helping keep your truck stable during sharp turns or emergency maneuvers. This integrated system is crucial for preventing accidents and maintaining control in challenging driving conditions.
Q: Does this ECU require programming or configuration after installation?
A: Yes, the Wabco SmartTrac ECU typically requires programming or configuration to match your specific truck's parameters, wheel sensors, and system setup. The module must be properly calibrated and may need software updates to ensure compatibility with your truck's other electronic systems. We strongly recommend having a qualified technician or authorized Wabco service center handle the installation, programming, and system verification. If you have technical questions about programming requirements or system integration, our team can provide guidance.
Item / Product Condition
B = New Other - A new, unused item with no signs of wear. The item may be open box, new out of box, new take off, missing the original packaging, or in the original packaging but not sealed. The item may be a factory second, or a new, unused item with defects (scratches, dings, scuffs, cosmetic blemishes, etc...). See the listing for full details and description of any imperfections. Yellow label on photos marked "New Blemished"
C = Used - An item that has been used previously, or listed as a Used New Take Off. The item may have some signs of wear, but is fully operational and functions as intended. See the listing for full details and description of any imperfections. Blue label on photos marked "Used"
D = New Other Damaged - A new or used damaged item with no signs of wear. The item may be missing the original packaging, or in the original packaging but not sealed. The item may be a factory second or a new, unused item with defects (broken, chipped, cracked, etc...). See the listing for full details and description of any imperfections. Orange label on photos marked "New Damaged"
P = For Parts or Not Working - An item that does not function as intended and is not fully operational. This includes items that are defective in ways that render them difficult to use, items that require service or repair, or items missing essential components. See the listing for full details. Red label on photos marked "Parts Only"
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