---
product_id: 492102847
title: "Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2"
brand: "hihitomorrow"
price: "$122"
currency: NZD
in_stock: true
reviews_count: 8
category: "Hihitomorrow"
url: https://www.desertcart.nz/products/492102847-front-axle-vaccum-knuckle-and-tube-seal-kit-fit-1998
store_origin: NZ
region: New Zealand
---

# 6-piece comprehensive kit Durable steel & rubber High temp & corrosion resistant Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2

**Brand:** hihitomorrow
**Price:** $122
**Availability:** ✅ In Stock

## Summary

> 🚗 Seal the Deal: Upgrade Your Ride with Confidence!

## Quick Answers

- **What is this?** Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 by hihitomorrow
- **How much does it cost?** $122 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/492102847-front-axle-vaccum-knuckle-and-tube-seal-kit-fit-1998)

## Best For

- hihitomorrow enthusiasts

## Why This Product

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

## Key Features

- • **💪 Built to Last:** Crafted from high-quality materials for long-lasting durability and performance.
- • **🛠️ Precision Fit:** Designed specifically for 1998-2004 Ford Super Duty models, ensuring a perfect match.
- • **🌟 Ultimate Protection:** Keep dirt and debris at bay with our advanced sealing technology.
- • **✅ Satisfaction Guaranteed:** Enjoy peace of mind with our 100% satisfaction guarantee.
- • **🔄 Rebuild with Confidence:** Revitalize your Ford Super Duty's front axle with our premium seal kit.

## Overview

The Front Axle Vacuum Knuckle & Tube Seal Kit is a high-quality replacement solution for 1998-2004 Ford Super Duty models, including F250, F350, F450, and F550. This comprehensive 6-piece kit includes inner and outer seals, as well as vacuum O-rings, all designed to prevent dirt ingress and enhance axle performance. Made from durable steel and rubber, this kit is engineered for high-temperature resistance and anti-corrosion, ensuring longevity and reliability.

## Description

Buy Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2: Axle Shaft - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Dust and inner axle seals - Every part you need is included in this kit. These parts by nature are not the easiest to replace. They fit correctly and what the listing says it will. The quality seems to be superior to some I have seen. With the right tools these are easy to install.
Review: works great! - Perfect fit for a 1999 ford F250 Super duty. Don't for get to order the special tool to install them that you will use all of once then it becomes a paper weight (A very large useless paper weight)

## Features

- APPLICATION: The front axle knuckle seal kit compatible with 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60.
- FUNCTION: The tube seal kit used to outer axle shaft seal to prevent dirt from entering and replace the old and wear seals. Rebuild the front axle for Ford Super Duty F250 F350 F450 .
- PACKAGE INCLUDE: 2 inner knuckle oil seals that fit on outer axle, 2 outer tube oil seals or dust seal that fit on inner axle shaft next to yoke, 2 vacuum seal O-rings that are for the wheel hub bearing assy.(total 6 pieces). Replace for part # 50491 50381 41784-2.
- MATERIAL: The front axle knuckle seal kit is made of steel and rubber, treated with high temperature resistance and anti-corrosion, sturdy and durable.
- Satisfaction Guarantee--100% satisfaction guarantee. Please feel free to contact us if you have any questions about our product.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Hihitomorrow |
| Brand | Hihitomorrow |
| Item Weight | 1.65 pounds |
| Product Dimensions | 4.92 x 4.8 x 3.54 inches |
| Manufacturer Part Number | H-456320 |

## Images

![Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 - Image 1](https://m.media-amazon.com/images/I/51v8G4UK89L.jpg)
![Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 - Image 2](https://m.media-amazon.com/images/I/61BcIR5h0iL.jpg)
![Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 - Image 3](https://m.media-amazon.com/images/I/61J77ltk-wL.jpg)
![Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 - Image 4](https://m.media-amazon.com/images/I/61q1O8cnUhL.jpg)
![Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2 - Image 5](https://m.media-amazon.com/images/I/712W2vbgBCL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Dust and inner axle seals
*by L***S on August 20, 2025*

Every part you need is included in this kit. These parts by nature are not the easiest to replace. They fit correctly and what the listing says it will. The quality seems to be superior to some I have seen. With the right tools these are easy to install.

### ⭐⭐⭐⭐⭐ works great!
*by M***M on August 4, 2025*

Perfect fit for a 1999 ford F250 Super duty. Don't for get to order the special tool to install them that you will use all of once then it becomes a paper weight (A very large useless paper weight)

### ⭐⭐⭐⭐⭐ front axle vaccum knuckle &tube seal kit for 1999 f250.
*by E***Y on December 21, 2025*

I had to rewrite my review on this seal kit because I didn't look very closely at the parts so I am apologizing for the last review i did all parts were there. good price for this kit thank you.

## Frequently Bought Together

- Front Axle Vaccum Knuckle & Tube Seal Kit Fit For 1998 1999 2000 2001 2002 2003 2004 Ford Super Duty Excursion F250 F350 F450 F550 Dana 50 60, Replace OEM Part # 50491, 50381, 41784-2
- 6695 Axle Shaft Installer for Ford 1998-2004 F-250 F-350 F-450 F550 4X4 Wheel Knuckle Vacuum Oil Seal Installer
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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-23*