---
product_id: 143215900
title: "SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5\" Bolt Circle Trailer Hub"
brand: "southwest wheel"
price: "$283.72"
currency: USD
in_stock: true
reviews_count: 3
url: https://www.desertcart.us/products/143215900-southwest-wheelr50642x-42-spindle-and-6-5-5-bolt-circle
store_origin: US
region: United States of America
---

# 6-stud 5.5" bolt circle for secure fit 42 spindle precision engineering 5,000 lbs pair capacity heavy-duty strength SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub

**Brand:** southwest wheel
**Price:** $283.72
**Availability:** ✅ In Stock

## Summary

> ⚙️ Upgrade your trailer’s backbone with precision and power!

## Quick Answers

- **What is this?** SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub by southwest wheel
- **How much does it cost?** $283.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/143215900-southwest-wheelr50642x-42-spindle-and-6-5-5-bolt-circle)

## Best For

- southwest wheel enthusiasts

## Why This Product

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

## Key Features

- • **Complete Hub Kit Included:** Comes with inner & outer bearings, seal, grease cap, and lug nuts for hassle-free installation
- • **Precision 42 Spindle Design:** Engineered for smooth rotation and durability under heavy loads
- • **Heavy-Duty 5,000 lbs Capacity:** Built to handle demanding trailer loads with confidence
- • **Robust 6-Stud 5.5" Bolt Circle:** Ensures a rock-solid, secure attachment to your trailer
- • **Trusted Southwest Wheel Quality:** Reliable performance backed by a reputable manufacturer

## Overview

The SOUTHWEST WHEEL R50642X Trailer Hub features a 42 spindle with a 6-stud 5.5" bolt circle, supporting up to 5,000 lbs per pair. This complete kit includes inner and outer bearings, seal, grease cap, and lug nuts, ensuring a durable, secure, and easy-to-install solution for your trailer needs.

## Description

SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub

## Features

- Round R50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub.
- 6 studs 5.5" Bolt circle using 25580 inner and 15123 outer bearing hub.
- Includes Hub, inner bearing, outer bearing, seal, grease cap & lug nuts
- 42 spindle
- 42 Spindle, Spindle width =2 1/4" Spindle length=6" Overall length =11 1/16" Capacity (pair) 5,000 lbs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Southwest Wheel |
| Brand | SOUTHWEST WHEEL |
| Model | Trailer Idler Hub Kit With Spindle 6-5.5" |
| Item Weight | 6 pounds |
| Item model number | R54213HLB1E |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | R54213HLB1E |

## Images

![SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub - Image 1](https://m.media-amazon.com/images/I/51e4Cm4Jr7L.jpg)
![SOUTHWEST WHEELR50642X 42 Spindle & 6-5.5" Bolt Circle Trailer Hub - Image 2](https://m.media-amazon.com/images/I/51zRdBCRCtL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Everything was good.
*by S***N on September 28, 2023*

Everything arrived timely, and as described.

### ⭐⭐⭐⭐⭐ Great product!
*by B***E on October 31, 2020*

Great product!

### ⭐ Not very strong
*by A***E on November 26, 2018*

It failed

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**Shop now:** [https://www.desertcart.us/products/143215900-southwest-wheelr50642x-42-spindle-and-6-5-5-bolt-circle](https://www.desertcart.us/products/143215900-southwest-wheelr50642x-42-spindle-and-6-5-5-bolt-circle)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-09*