The 331-7539 Engine ECU Controller is a replacement part for Caterpillar construction machines. It is supplied by Lionkits as aftermarket new/Genuine new/Remanufactured. It is covered by a 12-month warranty.
331-7539 Engine ECU Controller Specifications
- Product Type: Engine ECU Controller
- Part Number: 331-7539, 3317539, 286-3683, 2863683
- Compatible Brand: Caterpillar
- Condition: Aftermarket new/Genuine new/Remanufactured
- Product Weight: 4 kg/8.8 pounds(1 piece)
- Package Dimensions: 16.54 inch(L) x 12.60 inch(W) x7.09 inch(H)
- Warranty: 12 months for aftermarket and remanufactured parts
- Brand: Lionkits
- Country of Origin: China
Caterpillar Models Compatible with the 331-7539 Engine ECU Controller
- CAT Caterpillar Bulldozer D3K
- CAT Caterpillar Wheel Loader 938H, 928H C6.6
- CAT Caterpillar Tractor D6NL6P
- CAT Caterpillar Excavator 320D, M315D2, 319D, E323D C6.6, E314D
- CAT Caterpillar Backhoe Loader 420E
- AGCO Tractor MT525B
Your model is not listed? Contact Lionkits via live chat or email with your machine model and nameplate photo, and we will confirm compatibility.
How to Order the 331-7539 Engine ECU Controller
- Confirm your machine model and the part number on your existing controller before ordering.
- Send a photo of the machine nameplate (or VIN) if you are not sure; Lionkits will confirm fitment for you.
- Programmed controllers are prepared according to your machine information, so share your model and nameplate details when you order.
Shipping, Payment and Support
- Dispatch and delivery: Your package will be sent within 2-3 business days, and another 3-7 business days to arrive in your country
- Payment methods: Credit Card, PayPal, T/T, Western Union
- Order tracking: A tracking number with a tracking link is sent by email once the order ships.
- Returns and refunds: If you encounter any issues with the product, please contact us promptly and provide detailed feedback. We will handle the return or exchange promptly
Frequently Asked Questions
What is the 331-7539 Engine ECU Controller?
The 331-7539 Engine ECU Controller is a replacement part for Caterpillar construction machines, offered by Lionkits as aftermarket new/Genuine new/Remanufactured under part numbers 331-7539, 3317539, 286-3683, 2863683.
Is the 331-7539 Engine ECU Controller programmed?
Yes. It is listed as aftermarket new/Genuine new/Remanufactured. Please send your machine model and nameplate details before ordering so Lionkits can confirm the correct program.
What are the warranty and delivery terms for the 331-7539 Engine ECU Controller?
Warranty: 12 months for aftermarket and remanufactured parts.

















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