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Drive Belt Idler Pulley

Name: Drive Belt Idler Pulley
Brand: GM Genuine Parts
SKU: 15-40587
Availability: InStock
Rating: 4.9 (12847 reviews)

Authorized Dealer

Drive Belt Idler Pulley

BrandGM Genuine PartsLearn More

Qty/Vehicle1

ConditionNew

Includes: (1) Accessory Drive Belt Idler Pulley, Hardware

$000

•In Stock•Fast Shipping

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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 Number15-40587

Part TypeAccessory Drive Belt Idler Pulley

ConditionNew

Belt TypeSerpentine

Inside Diameter1.12 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 Accessory Drive Belt Idler Pulley fit?

This GM Genuine Parts Accessory Drive Belt Idler Pulley (Part #15-40587) 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 Accessory Drive Belt Idler Pulley by GM Genuine Parts, designed to meet or exceed OEM specifications with strict quality control standards.

What warranty is included?

This GM Genuine Parts Accessory Drive Belt Idler Pulley 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

Accessory Drive Belt Idler Pulley

Inside Diameter

1.12 IN

Mounting Hole Diameter

0.39 IN

Part Number

15-40587

Belt Type

Serpentine

Material

Steel

Outside Diameter

2.76 IN

Belt TypeSerpentine

Inside Diameter1.12 IN

MaterialSteel

Mounting Hole Diameter0.39 IN

Outside Diameter2.76 IN

ColorBlack

Features Benefits - Bullet 1Helps repair noisy idler pulley bearing

Features Benefits - Bullet 2Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)

Features Benefits - Bullet 3GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Features Benefits - Bullet 4Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type

Features Benefits - Bullet 5GM regularly updates production and service part designs to integrate new materials and technologies

Mounting Hole Quantity1

Product DescriptionGM Genuine Parts Accessory Drive Belt Idler Pulleys are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These accessory drive belt idler pulleys are part of t

Programming RequiredNo

Width1.02 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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Drive Belt Idler Pulley

Authorized Dealer

Call for Price

888-477-2530

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

Part #:15-40587

Call 888-477-2530 for Price

OE REPLACEMENT

Drive Belt Idler Pulley

Part #:15-40587

Accessory Drive Belt Idler Pulley

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 Number15-40587

Part TypeAccessory Drive Belt Idler Pulley

ConditionNew

Belt TypeSerpentine

Inside Diameter1.12 IN

MaterialSteel

Mounting Hole Diameter0.39 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

Drive Belt Idler Pulley

Drive Belt Idler Pulley

Product Specifications

Compatibility

Vehicle Compatibility

Frequently Asked Questions

Compatibility

Vehicle Compatibility

Product Specifications

Drive Belt Idler Pulley

Drive Belt Idler Pulley

Key Features

Product Specs

Compatibility

Vehicle Compatibility

Questions & Answers

Things to Know

24 Month Warranty

30 Day Returns

Fast Same Day Shipping

About This Accessory Drive Belt Idler Pulley

Key Features

Signs This Part Needs Replacement

GM Genuine Parts

Installation Guide

Tools Needed

Frequently Asked Questions