---
product_id: 445792297
title: "Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2"
brand: "m-parts"
price: "$321.15"
currency: USD
in_stock: false
url: https://www.desertcart.ec/products/445792297-trailer-hub-2-sets-trailer-hub-kit-5-bolt-4
store_origin: EC
region: Ecuador
---

# Supports up to 3,500 lbs axle capacity 5 on 4.5” bolt pattern precision Complete hardware kit included Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2

**Brand:** m-parts
**Price:** $321.15
**Availability:** ❌ Out of Stock

## Summary

> 🚛 Upgrade your trailer’s backbone with unmatched strength and precision!

## Quick Answers

- **What is this?** Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 by m-parts
- **How much does it cost?** $321.15 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/445792297-trailer-hub-2-sets-trailer-hub-kit-5-bolt-4)

## Best For

- m-parts enthusiasts

## Why This Product

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

## Key Features

- • **EZ Lube Dust Caps:** Keep your hubs protected and maintenance simple with easy-access grease caps.
- • **Trusted M-Parts Quality:** Crafted from premium materials ensuring long-lasting performance and reliability.
- • **Precision 5x4.5 Bolt Pattern:** Engineered for seamless fit and maximum stability on your trailer axle.
- • **Heavy-Duty 3,500 lbs Capacity:** Built to handle substantial loads with confidence and durability.
- • **All-Inclusive Installation Kit:** Comes with bearings, grease seals, lug nuts, and cotter pins for hassle-free setup.

## Overview

The Trailer Hub Kit 88-545KIT-2 by M-Parts includes two 5 on 4.5” idler hubs designed for 3,500 lbs axles. This comprehensive set features inner and outer bearings, grease seals, EZ Lube dust caps, lug nuts, and cotter pins, ensuring a complete, durable, and easy-to-install solution for trailer maintenance and upgrades.

## Description

Set of two 5 on 4.5” trailer idler hub kit for 3,500 lbs axle. Kit contains 2x 5 on 4.5” idler hubs, 2x L68149 inner bearings, 2x L44649 outer bearings, 2x 1.72” I.D grease seal, 2x 1.98” O.D EZ Lube Dust Cap, 10x lug nuts ½”-20 thread, and 2x cotter pins.

## Features

- TRAILER HUB KIT - M-Parts Set of 2 Trailer Idler Hub Kits 5 on 4.5” for 3,500 lbs Axle
- BOLT PATTERN - 5 on 4.5” bolt pattern idler hub with 1/2”-20 studs and bearing races installed
- HARDWARE - L-68149 inner bearing- (1-3/8" inside dimension) / L-44649 outer bearing- (1-1/16" inside dimension), Grease seal - (2.56" O.D - 1.72" I.D)/ EZ Lube Dust cap - (1.98" outside dimension), 10 Lug nuts (1/2”-20)/ Cotter Pin
- INCLUDED - Two sets of 5 on 4.5 Idler Hub and Hardware
- M-PARTS AUTO- M-Parts Auto specializes in trailer parts & accessories using the highest quality materials

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | MAT |
| Brand | M-parts |
| Package Dimensions | 21.59 x 21.59 x 21.26 cm; 7.37 kg |
| Manufacturer reference | 88-545KIT-2 |
| Manufacturer Part Number | 88-545KIT-2 |
| Item Weight | 7.37 Kilograms |

## Images

![Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 - Image 1](https://m.media-amazon.com/images/I/31jeodwdP9L.jpg)
![Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 - Image 2](https://m.media-amazon.com/images/I/41ZTQwIsMBL.jpg)
![Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 - Image 3](https://m.media-amazon.com/images/I/510J+s8aXuL.jpg)
![Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 - Image 4](https://m.media-amazon.com/images/I/513I9F4hmrL.jpg)
![Trailer Hub – 2 Sets Trailer Hub Kit 5 Bolt 4.5, 3500 lb Trailer Axle - Trailer Replacement Hub, Trailer Hubs 5x4.5, Trailer Idler Hub, Trailer Hubs, Trailer Hub Kit 5 Bolt, 88-545KIT-2 - Image 5](https://m.media-amazon.com/images/I/517hA+I7FyL.jpg)

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**Shop now:** [https://www.desertcart.ec/products/445792297-trailer-hub-2-sets-trailer-hub-kit-5-bolt-4](https://www.desertcart.ec/products/445792297-trailer-hub-2-sets-trailer-hub-kit-5-bolt-4)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-24*