---
product_id: 753503833
title: "National 711103 Automatic Transmission Extension Housing Seal"
brand: "national"
price: "B/.397"
currency: PAB
in_stock: true
category: "National"
url: https://www.desertcart.com.pa/products/753503833-national-711103-automatic-transmission-extension-housing-seal
store_origin: PA
region: Panama
---

# Spring-loaded multi-lip design Operates from -20°F to 300°F Resists EP lubricants & hydrocarbon swell National 711103 Automatic Transmission Extension Housing Seal

**Brand:** national
**Price:** B/.397
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal with National – where precision meets performance!

## Quick Answers

- **What is this?** National 711103 Automatic Transmission Extension Housing Seal by national
- **How much does it cost?** B/.397 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/753503833-national-711103-automatic-transmission-extension-housing-seal)

## Best For

- national enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** Machined exterior weighing just 45.4g for easy installation and optimal fit
- • **Trusted Legacy Performance:** Backed by 75+ years of National’s premium sealing expertise
- • **Wide Temperature Resilience:** Performs flawlessly from freezing cold to high-heat conditions
- • **Precision Spring-Loaded Seal:** Engineered for a tight, leak-proof fit that adapts under pressure
- • **Chemical-Resistant Durability:** Low swell in harsh hydrocarbon fluids ensures long-lasting reliability

## Overview

The National 711103 Automatic Transmission Extension Housing Seal features a spring-loaded multi-lip design that ensures superior sealing under pressure. It operates reliably across a broad temperature range (-20°F to 300°F) and resists degradation from EP lubricants and hydrocarbon fluids. Backed by over 75 years of industry expertise, this compact, machined seal delivers dependable performance for every transmission repair.

## Description

National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

## Features

- Design type: spring loaded; multi-lip
- Temperature range: -20°F to 300°F / -29°C to 49°C
- Protection from EP lubricants
- Low swell in hydrocarbon fluids
- Delivers quality and reliable performance for every type of repair

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CFW9T6P2 |
| Brand | NATIONAL |
| Customer Reviews | 5.0 5.0 out of 5 stars (2) |
| Date First Available | 16 July 2024 |
| Exterior | Machined |
| Guaranteed software updates until | unknown |
| Item Weight | 45.4 g |
| Item model number | 711103 |
| Manufacturer | DRiV Incorporated |
| Manufacturer part number | 711103 |
| Model | Automatic Transmission Extension Housing Seal |
| Product Dimensions | 2.03 x 7.11 x 7.11 cm; 45.36 g |

## Images

![National 711103 Automatic Transmission Extension Housing Seal - Image 1](https://m.media-amazon.com/images/I/71JHTy4MYDL.jpg)
![National 711103 Automatic Transmission Extension Housing Seal - Image 2](https://m.media-amazon.com/images/I/81oai9N38jL.jpg)

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**Shop now:** [https://www.desertcart.com.pa/products/753503833-national-711103-automatic-transmission-extension-housing-seal](https://www.desertcart.com.pa/products/753503833-national-711103-automatic-transmission-extension-housing-seal)

---

*Product available on Desertcart Panama*
*Store origin: PA*
*Last updated: 2026-10-11*