Cummins 29551869 Transmission Control Module (TCM)
Ensure optimal performance and precise shifting for your heavy-duty powertrain with the Cummins 29551869 Transmission Control Module (TCM). Part of the robust A59 series, this electronic control unit is engineered to manage complex transmission operations seamlessly and reliably. Designed for electrical versatility, it operates efficiently on both 12V and 24V systems and utilizes the industry-standard SAE J1939 communication protocol for flawless integration with your vehicle’s engine data network. The module features a highly durable aluminum housing complete with integrated heat sink fins, ensuring superior thermal management and protection against harsh operating environments. Equipped with a large multi-pin connector interface for secure and stable electrical connections, this genuine TCM delivers the longevity and heavy-duty performance expected from premium powertrain components.
Technical Specifications:
- Brand: Cummins
- Base Part Number: 29551869
- Series/Model: TCM A59
- Voltage Compatibility: 12V / 24V
- Communication Protocol: SAE J1939
- Related Part Number: 28452295
- Construction: Durable aluminum housing with integrated heat sink fins
- Country of Origin: Assembled in Mexico

| Brand | Cummins |
|---|---|
| Model | 29551869 |
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Shipping policy
If you are buying multiple items, please contact us before checking out so we can get you the best combined rate for shipping.
Our default shipping rate is $100, which is enough to cover the cost of most shipments, but it is not our expected shipping rate. Due to the varying weights and sizes of products and customer locations, please contact us with your location and the products you are interested in to get the best current shipping rates.
ENERAL DELIVERY INFORMATION
Orders will be processed and shipping during standard working hours (0830 – 1700 GMT+8) Monday to Friday (excluding Bank Holidays)
On rare occasions, your order may be handled and/or processed on a Saturday. However, we are unable to ship items on weekends, therefore any orders dealt with on the weekend will be send out the next following working day.
The cut-off point for orders to be shipped the same day is 14:00 – please contact us to confirm stock levels before placing your order
Any orders placed after the cut-off will ship the next working day assuming all parts are in stock and ready for dispatch.
All orders:
- must be paid for in full before any goods are dispatched
- require a signature upon delivery. Please ensure delivery can be made to an address where someone will be available to sign for the delivery
- are packaged with great care, ensuring your order and the contents it contains, makes it safely through the delivery network
Cummins 29551869 Transmission Control Module (TCM)
Restore peak powertrain performance with the genuine Cummins 29551869 Transmission Control Module (TCM). Featuring 12V/24V compatibility, J1939 data communication, and a rugged aluminum heat-sink housing, this A59 series electronic control unit ensures reliable shifting and lasting durability for heavy-duty applications.

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