R2/M2 Amplifier Input Harnesses 1130-73747-01

Replacement signal input harnesses for R2 and M2 amplifiers.

Read More
0 Reviews
Checking product inventory...

Notify Me When Back In Stock:

Thanks! You're on the list!


For use with the R2 & M2 series amplifiers (see compatibility chart.)

  • Provides signal input to amplifier
  • Color coded for front channels (white/gray)
  • Color coded for rear channels (purple/green)
  • Color coded for sub channels (brown/blue)
  • Alternatively used for high-level inputs
Connector Type
4-pin to tinned bare wire
Cable Length
7" (17.78 cm)
Year Make Description
2019 - Current R2-200X2 Prime 200 Watt 2-Channel Amplifier
2019 - Current R2-250X1 Prime 250 Watt Mono Amplifier
2019 - Current R2-300X4 Prime 300 Watt 4-Channel Amplifier
2019 - Current R2-500X1 Prime 500 Watt Mono Amplifier
2019 - Current R2-500X4 Prime 500 Watt 4-Channel Amplifier
2019 - Current R2-750X1 Prime 750 Watt Mono Amplifier
2019 - Current R2-750X5 Prime 750 Watt 5-Channel Amplifier
2019 - Current R2-1200X1 Prime 1,200 Watt Mono Amplifier
2020 - Current M2-200X2 M2 200 Watt Element Ready™ 2-Channel Amplifier
2020 - Current M2-300X4 M2 300 Watt Element Ready™ 4-Channel Amplifier
2020 - Current M2-500X1 M2 500 Watt Element Ready™ Mono Channel Amplifier
2020 - Current M2-750X5 M2 750 Watt Element Ready™ 5-Channel Amplifier


Knowledge Base Articles

  • No Knowledge Base articles

Show all Knowledge Base topics

Ask Our Experts

Live Chat:
Via Email:

Return Authorization

Contact the Authorized Rockford Fosgate Dealer you purchased this product from. If you need further assistance, call 1-800-669-9899 for Rockford Customer Service. You must obtain an RA# (Return Authorization number) to return any product to Rockford Fosgate. You are responsible for shipment of product to Rockford.

View Process


Be the first to review this product.

No reviews yet

0 Reviews
Write a Review

Be first to hear about the latest products.

Sign up for product updates.