Mobile Electronics Power Accessories

Rockford Fosgate

High-Level Input Harness Set

$23.99

SKU: 1130-73747-01

In Stock
In Stock
Ships by Sep 9
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Rockford Fosgate 1130-73747-01 is a set of replacement high-level input harnesses designed for R2 and M2 series amplifiers. These harnesses feature color-coded wires for front, rear, and sub channels to simplify connection.

Each harness has a 7-inch cable and a 4-pin to tinned bare wire connector type. They are essential for establishing a high-level signal input connection to compatible Rockford Fosgate amplifiers.
Show original supplier description
The Rockford Fosgate 1130-73747-01 is a high-level input harness kit specifically designed as a replacement for R2 and M2 series amplifiers. This harness is crucial for connecting your amplifier to your vehicle's head unit, allowing for a high-level audio signal input. Key features include color-coded wires for easy identification of front channels (white/gray), rear channels (purple/green), and subwoofer channels (brown/blue). The harness measures 7 inches (17.78 cm) in length and terminates in a 4-pin connector on one end and tinned bare wire on the other, ensuring a secure connection to your amplifier's input terminals. This harness is compatible with a range of R2 and M2 amplifiers from 2019-Current and 2020-Current respectively, including models like the R2-200X2, R2-300X4, M2-200X2, and M2-300X4, among others. Please consult the full compatibility chart to ensure it is the correct harness for your specific amplifier model.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRockford Fosgate
Part Number1130-73747-01
CategoryMobile Electronics

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

View Full Shipping Policy