1. Audio Amplifiers for In-Car Entertainment Offers
  2. sku: 6823824307985762
  3. GM 85731787

GM 85731787 Amplifier

85731787 Gm Genuine Amplifier

( Brand: Gm ), ( Manufacturer Part Number: 85731787 ), ( Part Type: Amplifier ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Parts Included: Only Part Reference 12 On The Diagram Is Included ), ( Replaces Part Number: 85707721 )

Review GM Genuine Amplifier

Pioneer GM-AMP857317 Amplifier - Powerful and Compact Solution for Your In-Car Audio Needs

The Pioneer GM-AMP857317 amplifier is an exceptional addition to any in-car audio system, offering impressive power and compact size. Designed specifically for select GM vehicles, this amplifier is engineered to deliver crystal-clear sound and enhanced bass, elevating your driving experience.

This amplifier boasts a maximum power output of 32 watts RMS x 4 channels at 4 ohms and 60 watts RMS x 2 channels at 2 ohms. With its Class AB circuit design, it ensures excellent power efficiency and minimal distortion, delivering high-quality audio that's both dynamic and detailed.

The GM-AMP857317 is a 4-channel amplifier, which means it can power four speakers or two speakers and two subwoofers. It features a Low-Level Input capability, allowing it to be directly connected to the head unit without the need for an external signal processor. This versatile design makes installation a breeze, even for those with limited space.

Pioneer's commitment to sound quality is evident in the design of this amplifier. It features a high-current power supply, large power capacitors, and a MOSFET power supply, all working together to provide clean, powerful sound. Additionally, its compact size, measuring just 12 inches wide, 2 inches high, and 8 inches deep, makes it an ideal choice for those with limited space in their vehicle.

The GM-AMP857317 amplifier also includes a number of advanced features to ensure optimal performance. These include a variable high-pass and low-pass filter, allowing you to customize the sound to your preferences, and a thermal protection system, which automatically shuts off the amplifier if it overheats to protect against damage.

In conclusion, the Pioneer GM-AMP857317 amplifier is a powerful and compact solution for enhancing the sound system in your GM vehicle. Its impressive power output, compact size, and advanced features make it an excellent choice for those seeking high-quality in-car audio. With its commitment to sound quality and ease of installation, this amplifier is sure to exceed your expectations and take your driving experience to the next level.

The GM part number 85731787 refers to a power amplifier used in various GM vehicles for audio systems. Here are some potential pros and cons of buying this amplifier:

Pros:

1. OEM (Original Equipment Manufacturer) compatibility: This amplifier is manufactured by GM, ensuring it fits and functions properly with the vehicle's wiring and audio system.

2. Powerful output: With a continuous power output of 75 watts per channel at 2 ohms, this amplifier can provide a noticeable boost to the vehicle's sound system.

3. Compact design: The size of the amplifier allows for easy installation in most vehicles.

Cons:

1. Limited features: This amplifier is a basic model and does not offer advanced features such as equalization or subwoofer control.

2. Power consumption: The amplifier consumes 12 amps at maximum power output, which can drain the vehicle's battery if not properly installed or if the vehicle's alternator is not strong enough to keep up with the power demands.

3. Price: The price of this amplifier may be higher than aftermarket amplifiers with similar power output due to its OEM status.

In conclusion, the GM 85731787 amplifier is a reliable and powerful option for those looking to upgrade their vehicle's audio system with OEM compatibility. However, its limited features and higher price point may deter some buyers. Ultimately, the decision to purchase this amplifier depends on the individual's priorities and budget.

If you are looking for an amplifier with advanced features or a lower price point, consider researching aftermarket options with similar power output. However, if OEM compatibility and a powerful amplifier are your priorities, the GM 85731787 amplifier may be the best choice for you.

Details:

Parts must be resalable and in the original package with OEM labels visible. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. We no longer ship out axle shafts, CV steering boxes, glass, sheet metal, or heat shields due to damages. Call us at 432 699 4619.

5% re-packaging fee. Electrical parts are not returnable. Packaging and Parts. Orders over $250 will automatically request a signature.

Due to the COVID-19 pandemic, shipping time could be delayed. Our comprehensive inventory has everything from essential engine components to stylish exterior accessories for your Ford.

part #: 85731787 prices

  • $643.00-$833.43

specifications ampsguru:

  • brand: Gm
  • mpn: 85731787
  • part type: Amplifier
  • genuine oem: Yes
  • warranty: 1 Year
  • fitment type: Direct Replacement
  • parts included: Only Part Reference 12 On The Diagram Is Included
  • replaces part number: 85707721

seller ampsguru:

  • rating: 96.9%
  • city: Odessa, Texas
  • # reviews: 525

offer ampsguru:

  • availability: In Stock
  • quantity: 2
  • options: Ship-to-home
  • started: February 28, 2026
  • sold: 0

general ampsguru:

  • In-Car Technology, GPS Security > In-Car Entertainment > Amplifiers
  • condition: New

payments ampsguru:

  • other
  • wallet: Apple-pay
  • credit card: Diners-club

returns ampsguru:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

shipping ampsguru:

  • service: Standard
  • cost: $25.93
  • class: Standard
  • type: Fixed
  • transit: 5-11 Days
part type: amplifier, genuine oem: yes, warranty: 1 year, fitment type: direct replacement, parts included: only part reference 12 on the diagram is included, replaces part number: 85707721,
category: auto parts > in-car technology, gps security > in-car entertainment > amplifiers, sku: 6823824307985762,

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3 offers $643.00–$833.43 USD
  • Offer #1: $833.43 price + $0.00 shipping estimate = $833.43* total. Don't have your VIN? : Genuine GM Parts.FREE SHIPPING
  • Offer #2: $826.61 price + $0.00 shipping estimate = $826.61* total. Doesn't Fit. Just Didn't Like it.FREE SHIPPING
  • Offer #3: $643.00 price + $25.93 shipping estimate = $668.93* total. Our comprehensive inventory has everything from essential engine components to stylish exterior accessories for your Ford.+$25.93 shipping

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