---
product_id: 276599631
title: "12670574 Drive Belt Tensioner"
brand: "gm genuine parts"
price: "€ 96.19"
currency: EUR
in_stock: true
category: "Gm Genuine Parts"
url: https://www.desertcart.ie/products/276599631-12670574-drive-belt-tensioner
store_origin: IE
region: Ireland
---

# Spring-loaded tension for optimal belt performance Precision-engineered OE quality 24-month unlimited mile warranty 12670574 Drive Belt Tensioner

**Brand:** gm genuine parts
**Price:** € 96.19
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your engine running smooth with GM’s precision tensioner — because your ride deserves the best.

## Quick Answers

- **What is this?** 12670574 Drive Belt Tensioner by gm genuine parts
- **How much does it cost?** € 96.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/276599631-12670574-drive-belt-tensioner)

## Best For

- gm genuine parts enthusiasts

## Why This Product

- Trusted gm genuine parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Backed by GM:** Engineered and rigorously tested to meet General Motors’ strict standards.
- • **True OE Reliability:** GM Genuine Parts ensure factory-level fit and function for your vehicle.
- • **Hassle-Free Protection:** Comes with a 24-month unlimited mile limited warranty for peace of mind.
- • **Optimized Belt Tension:** Spring-loaded design maintains perfect serpentine belt tension, preventing slippage and wear.
- • **Durability You Can Trust:** Constructed with high-quality plastic and rubber materials for long-lasting performance.

## Overview

The GM Genuine Parts 12670574 Drive Belt Tensioner is a spring-loaded pulley assembly designed to maintain optimal tension on your vehicle’s serpentine belt. Engineered and tested to meet rigorous GM standards, this OE-quality part ensures reliable performance and durability. Compatible with GM vehicles, it features high-quality plastic and rubber construction and includes a 24-month unlimited mile warranty for lasting peace of mind.

## Description

GM Genuine Parts Drive Belt Tensioner Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These assemblies are spring-loaded pulleys designed to draw tension on your vehicle's serpentine belt. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

## Features

- Helps keep drive belt at correct tension to help maintain proper function
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01M1B18MY |
| Belt Style | serpentine |
| Best Sellers Rank | #86,811 in Automotive ( See Top 100 in Automotive ) #21 in Automotive Timing Belt Tensioners |
| Brand Name | GM GENUINE PARTS |
| Color | Black |
| Compatible Devices | Automotive |
| Customer Reviews | 4.8 4.8 out of 5 stars (225) |
| Global Trade Identification Number | 00808709557715 |
| Included Components | Auto part |
| Item Type Name | Drive Belt Tensioner Assembly |
| Item Weight | 971 g |
| Manufacturer | ACDELCO |
| Material Type | Plastic, Rubber |
| Number of Items | 1 |
| Part Number | 12670574 |
| Style Number | 12670574 |
| UPC | 808709557715 |
| Unit Count | 1 Count |
| Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |

## Product Details

- **Belt style:** serpentine
- **Brand:** GM GENUINE PARTS
- **Compatible devices:** Automotive
- **Item weight:** 971 g
- **Material:** Plastic, Rubber

## Images

![12670574 Drive Belt Tensioner - Image 1](https://m.media-amazon.com/images/I/51JXJn52scL.jpg)

## Frequently Bought Together

- GM Genuine Parts 12670574 Drive Belt Tensioner
- ACDelco GM Original Equipment 12626076 V-Ribbed Serpentine Belt
- ACDelco GM Original Equipment 12643517 Vacuum Pump Belt, Black

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**Shop now:** [https://www.desertcart.ie/products/276599631-12670574-drive-belt-tensioner](https://www.desertcart.ie/products/276599631-12670574-drive-belt-tensioner)

---

*Product available on Desertcart Ireland*
*Store origin: IE*
*Last updated: 2026-10-17*