PAC RP4.2-BM21 — Serialized*** RADIOPRO4 RADIO REPLACEMENT INTERFACE WITH SWC RETENTION
Key features
- RadioPRO4 radio-replacement interface for supported vehicle applications
- Pre-loaded steering-wheel-control retention
- Compatible factory-amplifier retention
- Navigation-based output signals
PAC RP4.2-BM21 — Serialized*** RADIOPRO4 RADIO REPLACEMENT INTERFACE WITH SWC RETENTION is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
Replace your factory radio with the PAC RP4.2-BM21 RADIOPRO4 interface while retaining steering wheel control (SWC) functions. This all-in-one radio replacement interface comes pre-loaded with amplifier retention and SWC software, plus navigation-based output signals.
Key Features & Benefits
- Radio replacement interface: Supports replacing the factory radio with an aftermarket radio.
- SWC retention: Pre-loaded steering wheel control software helps retain those controls.
- Amplifier retention: Pre-loaded amplifier retention supports keeping the amplifier in the installation.
- Navigation-based outputs: Provides navigation-based output signals for the installation.
- All-in-one design: Combines radio replacement and SWC interface functions in one product.
Technical Specifications
| Brand | PAC |
|---|---|
| Model | RP4.2-BM21 |
| Product type | Radio replacement interface with SWC retention |
| Pre-loaded features | Amplifier retention and SWC software |
| Additional feature | Navigation-based output signals |
Why Choose This Product?
The RP4.2-BM21 brings radio replacement and steering wheel control interface functions together. Its pre-loaded amplifier retention and SWC software, along with navigation-based outputs, are designed to help simplify installation planning.
Installation & Compatibility Notes
Confirm that the PAC RP4.2-BM21 matches your vehicle and replacement radio before installation. Plan the installation around the radio, amplifier, steering wheel controls, and navigation-related connections in your system.
Frequently Asked Questions
What does the PAC RP4.2-BM21 do?
It is a radio replacement interface with steering wheel control retention, amplifier retention software, and navigation-based output signals.
Does it support steering wheel controls?
Yes. The interface comes pre-loaded with SWC software.
Does it include amplifier retention?
Amplifier retention software is pre-loaded on the interface.
How can I check whether it suits my installation?
Match the RP4.2-BM21 application to your vehicle and replacement radio before choosing this interface.
Explore More
Shop PAC products at 12 Volt Outlet. Want to learn more about PAC? Explore our PAC brand profile.

