4993120 ECM ECU Engine Control Module for Cummins ISB ISL ISX CM2250 PACCAR PX6 PX8
Brand: Compatible with Cummins / PACCAR
Part Number: 4993120
Interchange Part Numbers: 4993120NX, 4993120RX, 4982753, 4993129, 707456AT
Control System: CM2250 Engine Control Module (ECM)
Compatible Engines: ISB 4.5/6.7, ISC, ISL, ISX11.9, ISX15
$1,999.00
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Free Shipping via FedEx, DHL, UPS, or USPS, Yanwen (3-10 Business Days)
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1 Year Warranty, Enjoy a full year of warranty, ensuring long-lasting reliability and peace of mind.
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Product Highlights
Overview
| Brand | Compatible with Cummins |
|---|---|
| OEM P/N | 4993120 |
| Compatible Engines | ISB 4.5/6.7, ISC, ISL, ISX11.9, ISX15 |
Product Details
Premium 4993120 ECM ECU Engine Control Module for Cummins & PACCAR CM2250 Systems
Maximize your vehicle’s uptime and performance with the 4993120 ECM ECU Engine Control Unit. As the digital “heart” of the CM2250 control system, this module is engineered to handle the complex operational logic of Cummins ISB, ISC, ISL, and ISX series engines. Furthermore, it is a critical replacement component for PACCAR PX6 and PX8 engines, ensuring that your medium and heavy-duty trucks maintain peak fuel efficiency and strict emission compliance.
I. Comprehensive Support for Cummins & PACCAR PX
The 4993120 (interchangeable with 4993120NX, 4993120RX, 4982753, and 4993129) is one of the most versatile controllers in the modern diesel market, supporting:
- Cummins ISB 4.5/6.7 & ISL: Optimized for urban delivery fleets and vocational trucks requiring consistent torque and reliability.
- Cummins ISX12/ISX15: Engineered to manage the high-horsepower demands of Class 8 long-haul trucking.
- PACCAR PX6 & PX8: Provides seamless integration for Kenworth and Peterbilt trucks utilizing PACCAR’s signature mid-range power plants.
II. Why Choose a NEW 4993120 Module?
In the heavy-duty industry, an ECM failure leads to expensive towing and lost schedules. Choosing our NEW 4993120 ECM offers significant advantages over used or aging units:
| Fault Elimination | New internal circuitry prevents “mystery” check engine lights often caused by degraded solder joints in older modules. |
| Firmware Ready | Designed to accept the most recent software calibrations for the CM2250 architecture, ensuring peak efficiency. |
| Maximum Longevity | Built to original factory specifications and undergoes rigorous end-of-line testing for 100% field reliability. |
III. Critical Installation & Calibration Requirements
IMPORTANT TECHNICAL NOTICE:
- Mandatory Programming: This ECM is provided as high-quality hardware and must be programmed with the specific “Flash File” corresponding to your engine’s horsepower, CPL, and transmission.
- Data Verification: After purchase, please provide a photo of your Original ECM Part Number and Engine Nameplate to ensure the perfect hardware revision for your chassis.
- Professional Service: Installation by a certified diesel technician is recommended to ensure clean harness connections and proper battery voltage.
IV. Your Partner in Engine Excellence: liuchuangparts.com
12-Month Warranty
Backed by a full one-year warranty, providing peace of mind and rapid after-sales support for your fleet.
Reliability & Speed
Commitment to “Excellent Reliability” and fast shipping to keep your Cummins or PACCAR-powered trucks moving.
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