---
product_id: 13977033
title: "3987920 (03987920) Speedometer Driven Gear"
brand: "gm genuine parts"
price: "€ 53.25"
currency: EUR
in_stock: true
category: "Gm Genuine Parts"
url: https://www.desertcart.be/products/13977033-3987920-03987920-speedometer-driven-gear
store_origin: BE
region: Belgium
---

# Compact 2.8x2.5x1.1 inch size Durable metal construction Made in USA precision 3987920 (03987920) Speedometer Driven Gear

**Brand:** gm genuine parts
**Price:** € 53.25
**Availability:** ✅ In Stock

## Summary

> ⚡ Drive with confidence—GM Genuine Parts speedometer gear, where precision meets reliability!

## Quick Answers

- **What is this?** 3987920 (03987920) Speedometer Driven Gear by gm genuine parts
- **How much does it cost?** € 53.25 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/13977033-3987920-03987920-speedometer-driven-gear)

## 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

- • **Compact & Lightweight:** Sleek 2.8 x 2.5 x 1.1 inch design weighing just 9 grams for seamless integration.
- • **OEM Certified Quality:** Engineered and tested to GM’s rigorous standards for flawless fit and performance.
- • **Precision Metal Build:** Crafted from high-grade metal ensuring long-lasting durability under demanding conditions.
- • **Trusted Brand Backing:** Backed by GM Genuine Parts with a 24-month unlimited mile warranty for peace of mind.
- • **Seamless Compatibility:** Direct replacement part validated by GM, ensuring perfect sync with your vehicle’s speedometer system.

## Overview

The GM Genuine Parts 3987920 Speedometer Driven Gear is a precision-engineered, metal-built component made in the USA. Designed to meet GM’s strict OEM standards, it offers a compact form factor and reliable performance backed by a 24-month unlimited mile warranty, making it the trusted choice for seamless speedometer functionality in GM vehicles.

## Description

GM Genuine Parts Speedometer Driven Gears are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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

- Country Of Origin : United States
- The Package Height Of The Product Is 1.1 Inches
- The Package Length Of The Product Is 2.8 Inches
- The Package Width Of The Product Is 2.5 Inches

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0013FIKQC |
| Best Sellers Rank | #1,037,223 in Automotive ( See Top 100 in Automotive ) #93 in Automotive Replacement Automatic Drive Gear Bearings |
| Brand | GM GENUINE PARTS |
| Brand Name | GM GENUINE PARTS |
| Customer Reviews | 4.5 out of 5 stars 44 Reviews |
| Global Trade Identification Number | 00036666071382 |
| Included Components | ACDelco - Automatic Trans (Slp-1) (3987920) |
| Item Dimensions | 2.8 x 2.5 x 1.1 inches |
| Item Type Name | ACDelco - Automatic Trans (Slp-1) (3987920) |
| Item Weight | 9.07 g |
| Item dimensions L x W x H | 2.8 x 2.5 x 1.1 inches |
| Manufacturer | ACDelco |
| Material | Metal |
| Material Type | Metal |
| Model | 3987920 |
| Number of Items | 1 |
| Part Number | 03987920 |
| Thread Style | Npt |
| Thread Type | Npt |
| UPC | 036666071382 |
| 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

- **Brand:** GM GENUINE PARTS
- **Item Weight:** 9.07 g
- **Item dimensions L x W x H:** 2.8 x 2.5 x 1.1 inches
- **Material:** Metal
- **Number of Items:** 1

## Images

![3987920 (03987920) Speedometer Driven Gear - Image 1](https://m.media-amazon.com/images/I/61NjqxVUbJL.jpg)

## Frequently Bought Together

- GM 3987920 Original Equipment Automatic Transmission Speedometer Driven Gear
- GM ACDelco 3987921 Original Equipment Automatic Transmission Speedometer Driven Gear
- ATP Automotive YA-1 Speedometer Driven Gear Housings

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**Shop now:** [https://www.desertcart.be/products/13977033-3987920-03987920-speedometer-driven-gear](https://www.desertcart.be/products/13977033-3987920-03987920-speedometer-driven-gear)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-11-02*