



331-7539 3317539 10R-8112 ECU ECM Controller for Caterpillar C4.4 C6.6 Engine 311D 312D 314D 315D 319D 320D 320DGC 323D 323DLN Excavator 420E 450E 924H 928H 930H
Overview: Caterpillar ECM/ECU controller used on C4.4 and C6.6 platforms found in excavators, backhoes, and wheel loaders. Bench tested, with programming support available on demand.
Part Numbers
- Primary: 331-7539 (3317539)
- Common cross refs: 10R-8112 (10R8112), 11R-0326 (11R0326)
Compatible Engines / Platforms
- CAT C4.4
- CAT C6.6
Typical Applications
- CAT 311D / 312D / 314D / 315D
- CAT 319D / 320D / 320D GC / 323D / 323D L/N
- CAT 420E / 450E
- CAT 924H / 928H / 930H
Warranty & Support
- 3-Month Warranty
- Bench tested before dispatch
- Programming available on demand
Fitment tip: Always match the ECM label part number. If unsure, send a label photo for confirmation.
Pairs well with
In stock! Ships within 1-2 business days.
90-day risk-free trial
2-Year Warranty
Complimentary shipping & returns

331-7539 3317539 10R-8112 ECU ECM Controller for Caterpillar C4.4 C6.6 Engine 311D 312D 314D 315D 319D 320D 320DGC 323D 323DLN Excavator 420E 450E 924H 928H 930H
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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