Is this part covered by warranty?

Yes, this GM Genuine Parts A/C Compressor includes a 24-month limited warranty covering defects in materials and workmanship. AutoBuffy also offers 30-day hassle-free returns if the part doesn't fit your vehicle.

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Air Conditioning Compressor

Name: Air Conditioning Compressor
Brand: GM Genuine Parts
SKU: 15-21728
Availability: InStock
Rating: 4.9 (12847 reviews)

Authorized Dealer

Air Conditioning Compressor

BrandGM Genuine PartsLearn More

Qty/Vehicle1

ConditionNew

Includes: (1) A/C Compressor, Hardware

$000

•In Stock•Fast Shipping

Estimated Delivery by calculating...

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Product Specifications

Features & Benefits

•Direct OE fit - no modifications needed
•Meets or exceeds manufacturer specs
•24-month warranty included
•Fast Shipping — ships same day before 3 PM ET

BrandGM Genuine Parts

Part Number15-21728

Part TypeA/C Compressor

ConditionNew

Belt TypeSerpentine

Casing Outside Diameter0.63 IN

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Frequently Asked Questions

We're always here to help. If you can't find your answer, ask Rydon - our AI assistant will help you out.

What vehicles does this A/C Compressor fit?

This GM Genuine Parts A/C Compressor (Part #15-21728) fits specific vehicles. Use the compatibility checker on this page to verify fitment for your vehicle.

Is this an OEM or aftermarket part?

This is a premium aftermarket A/C Compressor by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.

What warranty is included?

This GM Genuine Parts A/C Compressor is backed by a 24-month limited warranty covering defects in materials and workmanship from date of purchase.

How long does shipping take?

Fast shipping — orders before 3 PM ET ship the same day. Most arrive within 3-5 business days.

Can I return this if it does not fit?

30-day money-back guarantee. Return unused parts in original packaging for full refund.

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Product Specifications

Brand

GM Genuine Parts

Part Type

A/C Compressor

Casing Outside Diameter

0.63 IN

Clutch Maximum Diameter

3.39 IN

Part Number

15-21728

Belt Type

Serpentine

Clutch Included

Yes

Clutch Pulley Diameter (In)

4in

Belt TypeSerpentine

Casing Outside Diameter0.63 IN

Clutch IncludedYes

Clutch Maximum Diameter3.39 IN

Clutch Pulley Diameter (In)4in

Clutch Pulley Diameter (Mm)101.6mm

Compatible Refrigerant Oil TypePAG

Compressor TypeTRSA12

Discharge Port Inside Diameter0.63 IN

Length (In)13.88 in

Mounting TypeTangent Mount

Outside Pulley Diameter4.13 IN

Pulley Belt TypeSerpentine

Refrigerant TypeR134A

Suction Port Inside Diameter0.74 IN

Terminal TypePin

Coil Clock PositionWire Lead

Coil Voltage12 2H

Connector GenderFemale

Connector Quantity1

Connector ShapeOval

Connector Terminal Quantity2

Features Benefits - Bullet 1Visual and leak-tested to help ensure the component's quality and durability

Features Benefits - Bullet 2The oil separator is part of the compressor and removes oil from the refrigerant to help keep system efficiency

Features Benefits - Bullet 3GM meets an aggressive engineering requirement for compressor clutch durability and corrosion resistance. Together, these help ensure long-term quality and durability

Features Benefits - Bullet 4Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Features Benefits - Bullet 5GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

Features Benefits - Bullet 6GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Features Benefits - Bullet 7GM regularly updates production and service part designs to integrate new materials and technologies

Height (In)10.25 in

Mount Hole Quantity4

Mounting Hole Quantity4

Oil FilledYes

Product DescriptionGM Genuine Parts A/C Compressors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These compressors pump refrigerant through the system. The compressor is

Programming RequiredNo

Pulley Groove Quantity4

Switch Service PortYes

Terminal Quantity2

Weight (Lb)14.11 lb

Width (In)13.25 in

Check if this fitsShop worry-free by verifying fitment first. If the part doesn't fit, we'll make it right or refund you. Learn more

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Air Conditioning Compressor

Authorized Dealer

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Part #:15-21728

Call 888-477-2530 for Price

OE REPLACEMENT

Air Conditioning Compressor

Part #:15-21728

A/C Compressor

Call for Price

888-477-2530

Our parts specialists are ready to help you find the best price.

Quantity:

In Stock10 or more available

Fast delivery between Mon, Jun 22 to Mon, Jun 22

Ships To:

Call 888-477-2530 for Price

Key Features

OEM-Equivalent QualityMeets/exceeds factory specs

American BusinessMaryland since 1986

24-Month WarrantyLimited coverage on every part

Fast Same Day ShippingWe ship all orders the same business day before cutoff

Product Specs

BrandGM Genuine Parts

Part Number15-21728

Part TypeA/C Compressor

ConditionNew

Belt TypeSerpentine

Casing Outside Diameter0.63 IN

Clutch IncludedYes

Clutch Maximum Diameter3.39 IN

Compatibility

Vehicle Compatibility

Guaranteed to fit 0 vehicles from Infinity--Infinity

No compatibility data available

Questions & Answers

Have a Question?

Ask Marvin, our Car Expert

Offline

Or leave a voicemail at 888-477-2530

Things to Know

WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which are known to the State of California to cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts

Check if this fits your car first

Air Conditioning Compressor

Air Conditioning Compressor

Product Specifications

Compatibility

Vehicle Compatibility

Frequently Asked Questions

Compatibility

Vehicle Compatibility

Product Specifications

Air Conditioning Compressor

Air Conditioning Compressor

Key Features

Product Specs

Compatibility

Vehicle Compatibility

Questions & Answers

Things to Know

24 Month Warranty

30 Day Returns

Fast Same Day Shipping

About This A/C Compressor

Key Features

Signs This Part Needs Replacement

GM Genuine Parts

Installation Guide

Tools Needed

Frequently Asked Questions