---
product_id: 310482214
title: "Dayco 89378 Belt Tensioner"
brand: "dayco"
price: "755.95 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/310482214-dayco-89378-belt-tensioner
store_origin: TN
region: Tunisia
---

# Compact 16.76x12.19x11.43 cm size Lightweight 953g design Precision-engineered fit Dayco 89378 Belt Tensioner

**Brand:** dayco
**Price:** 755.95 DT
**Availability:** ✅ In Stock

## Summary

> ⚙️ Keep your engine running smooth with precision tension!

## Quick Answers

- **What is this?** Dayco 89378 Belt Tensioner by dayco
- **How much does it cost?** 755.95 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/310482214-dayco-89378-belt-tensioner)

## Best For

- dayco enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** Optimized size and weight for seamless installation and performance.
- • **Durable Dayco Engineering:** Trusted brand delivering long-lasting tension and reliability.
- • **Reliable Customer Support:** High demand product with dedicated response times to keep you moving.
- • **Tailored Vehicle Compatibility:** Ensures perfect fit for your specific make and model—no guesswork.
- • **Easy Reference Compatibility Table:** Quickly verify fitment with detailed submodel notes—avoid costly errors.

## Overview

The Dayco 89378 Belt Tensioner is a precision-engineered automotive part designed to fit specific vehicle models perfectly. Compact and lightweight at just 953 grams, it ensures reliable belt tension for optimal engine performance. Backed by Dayco’s trusted manufacturing standards, this tensioner comes with a detailed compatibility guide to guarantee the right fit, making it an essential upgrade for professional-grade vehicle maintenance.

## Description

Dayco 89378 Belt Tensioner

## Features

- Many products require vehicle-specific fitment
- View the Compatibility table to ensure the part fits your year, make, model and submodel
- Please reference the submodel information located on the far left within the Compatibility table under "Notes"
- Please note: Due to our high sales volume, it may take up to 2-business days for us to reply to all questions and/or requests.
- We do not offer shipping to APO/FPO

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Dayco |
| Brand | Dayco |
| Model | Belt Tensioner |
| Product Dimensions | 16.76 x 12.19 x 11.43 cm; 952.54 g |
| Item model number | 89378 |
| Manufacturer Part Number | 89378 |
| Item Weight | 953 g |

## Product Details

- **Brand:** Dayco
- **Material:** Rubber
- **Belt style:** Serpentine Belt
- **Compatible devices:** Car
- **Item weight:** 953 g

## Images

![Dayco 89378 Belt Tensioner - Image 1](https://m.media-amazon.com/images/I/815RQ0BDuyL.jpg)

## Frequently Bought Together

- Dayco 89378 Belt Tensioner
- Dayco 89502 Idler/Tensioner Pulley
- Dayco Drive Rite 5080950DR Serpentine Belt

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**Shop now:** [https://www.desertcart.tn/products/310482214-dayco-89378-belt-tensioner](https://www.desertcart.tn/products/310482214-dayco-89378-belt-tensioner)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-05*