--- product_id: 45498462 title: "National 4765 Auto Trans Ext. Housing Seal" brand: "national" price: "B/.45" currency: PAB in_stock: true reviews_count: 7 category: "National" url: https://www.desertcart.com.pa/products/45498462-national-4765-auto-trans-ext-housing-seal store_origin: PA region: Panama --- # Compatible with diverse fluids Withstands up to 400°F Spring-loaded multi-lip design National 4765 Auto Trans Ext. Housing Seal **Brand:** national **Price:** B/.45 **Availability:** ✅ In Stock ## Summary > 🔥 Seal the deal with unmatched heat resistance and precision fit! ## Quick Answers - **What is this?** National 4765 Auto Trans Ext. Housing Seal by national - **How much does it cost?** B/.45 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/45498462-national-4765-auto-trans-ext-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 - • **Trusted Legacy Brand:** Backed by 75+ years of industry-leading sealing innovation and quality assurance. - • **Fluoroelastomer Material:** Premium compound resists wear and chemical breakdown for long-lasting reliability. - • **Engineered for Extreme Heat:** Performs flawlessly from -40°F to 400°F, ensuring durability under pressure. - • **Precision Spring-Loaded Seal:** Multi-lip design guarantees a tight, leak-proof fit every time. - • **Universal Fluid Compatibility:** Seals effectively with a wide range of automotive fluids, reducing maintenance hassle. ## Overview The National 4765 Auto Transmission Extension Housing Seal features a spring-loaded multi-lip design crafted from durable fluoroelastomer. Engineered to operate reliably in extreme temperatures ranging from -40°F to 400°F, it offers superior compatibility with various automotive fluids. Trusted for over 75 years, this seal delivers long-lasting performance and leak-proof protection for your vehicle’s transmission repairs. ## 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. Review: Perfect fit - Worked for both f150 and crown Vic tail housing Review: No more leaks - Great quality and nice price. Fixed the leaking transmission. ## Features - Design type: spring loaded; multi-lip - Temperature range: -40°F to 400°F / -40°C to 204°C - Excellent high temperature capabilities - Compatible with wide range of fluids - Delivers quality and reliable performance for every type of repair - Material: Fluoroelastomer - Design type: Spring loaded; multi-lip - Temperature range: Minus 40 degree Fahrenheit to 400 degree Fahrenheit - Excellent high temperature capabilities and compatible within a wide range of fluids - Provides long life while providing superior performance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000C5J11C | | Best Sellers Rank | #283,198 in Automotive ( See Top 100 in Automotive ) #180 in Automotive Replacement Crankshaft Seals | | Brand | National | | Brand Name | National | | Container Type | Cartridge | | Customer Reviews | 4.4 out of 5 stars 53 Reviews | | Global Trade Identification Number | 00724956716630 | | Included Components | Multi Purpose Seal | | Item Form | Grease | | Manufacturer | National | | Material | Fluoroelastomer | | Model Number | 4765 | | Number of Items | 1 | | Package Information | Cartridge | | Part Number | 4765 | | Specific Uses For Product | High Temperature Applications | | UPC | 724956716630 | | Unit Count | 1.0 Count | | Upper Temperature Rating | 400 Degrees Fahrenheit | ## Product Details - **Brand:** National - **Material:** Fluoroelastomer - **Package Information:** Cartridge - **Specific Uses For Product:** High Temperature Applications - **Upper Temperature Rating:** 400 Degrees Fahrenheit ## Images ![National 4765 Auto Trans Ext. Housing Seal - Image 1](https://m.media-amazon.com/images/I/61Id0iENdhL.jpg) ![National 4765 Auto Trans Ext. Housing Seal - Image 2](https://m.media-amazon.com/images/I/61Aw9rGZQ9L.jpg) ## Questions & Answers **Q: Could this be used on the driver side differential on a 2010 f150?** A: Thank you for the question. National catalogs 710950 for the axle shaft seal, 4WD; Viton Type ; with 8.8 (in) Ring Gear ; Independent Front Suspension. **Q: Is this for a automatic transmission** A: This is just a seal it could be used for many applications you will need to look it up to verify fitment for your particular use, My application was as a rear tail shaft seal of the drive shaft yoke to the spline of the output shaft on an automatic transmission on a 2007 Ford E150 van with a 4R75E 4 speed Automatic in it. Hope this helps ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect fit *by G***O on March 31, 2026* Worked for both f150 and crown Vic tail housing ### ⭐⭐⭐⭐⭐ No more leaks *by J***E on March 26, 2026* Great quality and nice price. Fixed the leaking transmission. ### ⭐⭐⭐⭐⭐ Nítida *by V***Z on November 30, 2025* Funcionando asta la fecha instalada --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.pa/products/45498462-national-4765-auto-trans-ext-housing-seal](https://www.desertcart.com.pa/products/45498462-national-4765-auto-trans-ext-housing-seal) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-05-31*