Product Description
Allison Transmission WP803 Transmission Push Button Selector
The Allison Transmission WP803 is a premium electronic push-button shift selector engineered specifically for Allison WTEC III automatic transmissions. Built to withstand the rigorous demands of heavy-duty vehicle applications, this control unit provides operators with reliable and precise gear selection. The intuitive interface features dedicated tactile buttons for Reverse (R), Neutral (N), Drive (D), Mode selection, and Up/Down manual shift controls. Additionally, it includes a clear digital display window for real-time gear status monitoring. The unit comes complete with a durable flexible conduit and a heavy-duty multi-pin electrical connector, ensuring a secure, plug-and-play integration with your vehicle’s transmission control module.
Technical Specifications:
- Brand: Allison Transmission
- Model Number: WP803
- Part Number: 29538022
- System Compatibility: WTEC III Automatic Transmissions
- Control Interface: Push-button (R, N, D, Mode, Up/Down) with integrated digital display
- Connection Type: Flexible conduit with multi-pin electrical connector
- Certifications: CE, E11, e11 (10R-020911)

Allison Transmission WP803 Transmission Push Button Selector
Shop the genuine Allison Transmission WP803 Push Button Shift Selector (P/N 29538022) for WTEC III automatic transmissions. Engineered for heavy-duty commercial vehicles, this OEM electronic controller features R-N-D-Mode buttons, an integrated display window, and a heavy-duty multi-pin connector for reliable, precision shifting.




