---
product_id: 598862469
title: "Heavy Duty Shackle Upgrade Kit Trailer Shackle Kit 3.125\" Shackles Tandem Axle Replaces UO12-021"
brand: "llannder"
price: "$161.28"
currency: USD
in_stock: true
reviews_count: 2
url: https://www.desertcart.us/products/598862469-heavy-duty-shackle-upgrade-kit-trailer-shackle-kit-3-125
store_origin: US
region: United States of America
---

# 150,000 psi tensile strength Fits tandem & triple axles 3.125" heavy duty shackles Heavy Duty Shackle Upgrade Kit Trailer Shackle Kit 3.125" Shackles Tandem Axle Replaces UO12-021

**Brand:** llannder
**Price:** $161.28
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Trailer Game!

## Quick Answers

- **What is this?** Heavy Duty Shackle Upgrade Kit Trailer Shackle Kit 3.125" Shackles Tandem Axle Replaces UO12-021 by llannder
- **How much does it cost?** $161.28 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/598862469-heavy-duty-shackle-upgrade-kit-trailer-shackle-kit-3-125)

## Best For

- llannder enthusiasts

## Why This Product

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

## Key Features

- • **Complete Kit:** Includes all necessary brackets, bushings, and greasable bolts.
- • **Versatile Fit:** Compatible with CRE3000, Stock, and Equaflex systems.
- • **Smooth Operation:** Eliminate swinging for a stable and secure ride.
- • **Upgrade Your Ride:** Transform your RV experience with our heavy-duty shackle kit!
- • **Unmatched Strength:** Engineered with bolts forged to withstand 150,000 psi.

## Overview

The Heavy Duty Shackle Upgrade Kit by LLANNDER is designed for tandem and triple axle trailers, featuring 3.125" shackles made from high-quality materials. With a tensile strength of 150,000 psi, this kit ensures a smooth and stable ride, eliminating unwanted swinging. It includes all essential components for easy installation and is compatible with various upgraded suspension systems.

## Description

Heavy Duty Shackle Upgrade Kit Trailer Shackle Kit 3.125" Shackles Tandem Axle Replaces UO12-021

## Features

- Use high quality materials for this upgraded heavy duty shackle kit. It will make your RV run smoothly without swinging.
- The bolts are forged to reach the tensile strength of 150,000 psi.
- The 3.125" heavy duty shackle kit is available for both tandem and triple axle trailers and will fit units with upgraded suspension systems.
- This heavy duty shackle kit fit for CRE3000, fit for Stock, and fit for Equaflex 3 1/8in shackle.
- Products include shackle brackets, shackle bushings, Greasable bolts and nuts.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | LLANNDER |
| Brand | LLANNDER |
| Item Weight | 11.66 pounds |
| Package Dimensions | 9.76 x 5.67 x 4.06 inches |
| Country of Origin | China |
| Manufacturer Part Number | E086-CRE30003125 |
| Position | Lower |

## Images

![Heavy Duty Shackle Upgrade Kit Trailer Shackle Kit 3.125" Shackles Tandem Axle Replaces UO12-021 - Image 1](https://m.media-amazon.com/images/I/71c8AIVK84L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    good quality alot cheaper than name brand
  

*by J***S on Reviewed in the United States on August 28, 2024*

it was a good expierience ti install make sure to keep a old bolt from old assembly use it to install new bushings .

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    A lot heavier duty than oem
  

*by R***R on Reviewed in the United States on December 24, 2023*

These installed well on my tandem axle fifth wheel. My first impression is they should last a long time.

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**Shop now:** [https://www.desertcart.us/products/598862469-heavy-duty-shackle-upgrade-kit-trailer-shackle-kit-3-125](https://www.desertcart.us/products/598862469-heavy-duty-shackle-upgrade-kit-trailer-shackle-kit-3-125)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-13*