---
product_id: 465975711
title: "9G (12639701) Glow Plug (Pack of 1)"
brand: "gm genuine parts"
price: "1978508₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/465975711-9g-12639701-glow-plug-pack-of-1
store_origin: VN
region: Vietnam
---

# Range of 21-40 mm reach Self-regulating heat control Universal 10 mm thread size 9G (12639701) Glow Plug (Pack of 1)

**Brand:** gm genuine parts
**Price:** 1978508₫
**Availability:** ✅ In Stock

## Summary

> 🔥 Ignite your diesel’s power with precision and reliability!

## Quick Answers

- **What is this?** 9G (12639701) Glow Plug (Pack of 1) by gm genuine parts
- **How much does it cost?** 1978508₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/465975711-9g-12639701-glow-plug-pack-of-1)

## 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

- • **Durable Copper Core:** Built to last with premium materials for reliable performance.
- • **Versatile Reach Options:** Fits a wide variety of engine chambers with 21-40 mm lengths.
- • **Universal Fit for Trucks:** Compatible with most diesel trucks, making upgrades seamless.
- • **Smart Self-Regulating Coil:** Prevents overheating by adjusting electrical flow automatically.
- • **Precision Heat for Cold Starts:** Ensures your diesel engine fires up instantly, even in freezing temps.

## Overview

The ACDelco 9G Professional Glow Plug is a high-quality diesel engine component featuring a self-regulating GN-type coil to prevent overheating, a versatile reach range from 21 to 40 mm for broad compatibility, and a universal 10 mm thread size. Designed for trucks, it ensures quick cold starts and long-lasting performance with a durable copper core.

## Description

ACDelco 9G Professional Glow Plug (Pack of 1)

## Features

- Designed to give diesel engines the heat they need for cold starts
- GN-type regulating coil
- Self-regulating to control electrical flow from the battery as temperatures rise to avoid overheating
- Full range of reaches - from 21 mm to 40 mm - to meet chamber requirements in a wide variety of applications

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | GM GENUINE PARTS |
| Core Material | Copper |
| Thread Size | 10 millimeters |
| Top Material Type | Metal |
| Vehicle Service Type | Truck |
| Global Trade Identification Number | 00707773990704 |
| Automotive Fit Type | Universal Fit |
| UPC | 707773990704 |
| OEM Part Number | 12639701 |
| Manufacturer | ACDelco |
| Product Dimensions | 15.75 x 2.54 x 2.54 cm; 40.82 g |
| Item model number | 12639701 |
| Manufacturer Part Number | 12639701 |
| Volume | 7 Cubic Inches |
| Assembly Required | No |
| Manufacturer | ACDelco |
| Item Weight | 40.8 g |

## Product Details

- **Brand:** GM GENUINE PARTS
- **Core Material:** Copper
- **Thread Size:** 10 millimeters
- **Top Material Type:** Metal
- **Vehicle Service Type:** Truck

## Images

![9G (12639701) Glow Plug (Pack of 1) - Image 1](https://m.media-amazon.com/images/I/51xkwWqxTUL.jpg)

## Questions & Answers

**Q: is this the right glow plug for replacement of a 97364968 unit?**
A: These are glowplugs for a 6.6L Duramax.

**Q: What's the difference between the 61g and the 9g glow plugs? Which is better?**
A: 9G IS THE NEW NUMBER

**Q: can these plugs work in a 2005 nissan urvan jn1lg4e25z0702191?**
A: These plugs do not admit a spark like a spark plug. They are for Diesel engines only.

**Q: Will these fit 2012 lml duramax**
A: yes. I used it in a 2008 Duramax engine and it works perfectly

## Frequently Bought Together

- GM Parts GM Genuine Parts 9G Glow Plug (Pack of 1)
- GM Parts GM Genuine Parts TP3018 (19431541) Fuel Filter Kit
- ACDelco GM Original Equipment PF2232 Engine Oil Filter

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-11*