CURT 56478 connects trailer lighting for selected Ram ProMaster 1500, Ram ProMaster 2500 applications with a four-way flat output. Match the vehicle-specific harness to the listed model and year before installation.
Specifications
| Brand | CURT |
| Manufacturer Part Number | 56478 |
| End Type | 4 Flat |
| Color | Black |
| Estimated Install Time (Hours) | 1 |
| Manufacturer Product Name | Custom Wiring Harness, 4-Way Flat Output, Select Ram ProMaster 1500, 2500, 3500 |
| Verified Vehicle Applications | 2014–2026 Ram ProMaster 1500; 2014–2026 Ram ProMaster 2500; 2014–2026 Ram ProMaster 3500 |
Key Features
- Manufacturer Product Name: Custom Wiring Harness, 4-Way Flat Output, Select Ram ProMaster 1500, 2500, 3500.
- Verified Vehicle Applications: 2014–2026 Ram ProMaster 1500; 2014–2026 Ram ProMaster 2500; 2014–2026 Ram ProMaster 3500.
- Color: Black.
Compatibility
| Vehicle End or Trailer End | Vehicle End |
| Universality | Vehicle Specific |
Vehicle Applications
- 2014 Ram ProMaster 1500
- 2014 Ram ProMaster 2500
- 2014 Ram ProMaster 3500
- 2015 Ram ProMaster 1500
- 2015 Ram ProMaster 2500
- 2015 Ram ProMaster 3500
- 2016 Ram ProMaster 2500
- 2016 Ram ProMaster 1500
- 2016 Ram ProMaster 3500
- 2017 Ram ProMaster 1500
- 2017 Ram ProMaster 2500
- 2017 Ram ProMaster 3500
