---
product_id: 262596485
title: "UP2WIN 918-04126 Spindle Assembly Fits for Cub RZT50 LT1050 Lawn Mower, Cub Troy Built Mustang Zero Turn 50\" Mower Deck, Replaces 918-04125 618-04126 618-04125"
brand: "up2win"
price: "VT16400"
currency: VUV
in_stock: true
reviews_count: 8
url: https://www.desertcart.vu/products/262596485-up2win-918-04126-spindle-assembly-fits-for-cub-rzt50-lt1050
store_origin: VU
region: Vanuatu
---

# Precision dimensions for perfect fit Pre-greased for longevity Easy installation with threaded bolts UP2WIN 918-04126 Spindle Assembly Fits for Cub RZT50 LT1050 Lawn Mower, Cub Troy Built Mustang Zero Turn 50" Mower Deck, Replaces 918-04125 618-04126 618-04125

**Brand:** up2win
**Price:** VT16400
**Availability:** ✅ In Stock

## Summary

> 🌟 Upgrade Your Mower Game!

## Quick Answers

- **What is this?** UP2WIN 918-04126 Spindle Assembly Fits for Cub RZT50 LT1050 Lawn Mower, Cub Troy Built Mustang Zero Turn 50" Mower Deck, Replaces 918-04125 618-04126 618-04125 by up2win
- **How much does it cost?** VT16400 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/262596485-up2win-918-04126-spindle-assembly-fits-for-cub-rzt50-lt1050)

## Best For

- up2win enthusiasts

## Why This Product

- Trusted up2win brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🛠️ Built to Last:** Pre-greased spindle with a grease fitting ensures long-lasting performance.
- • **📏 Perfectly Designed:** OD of pulley at 5 3/8 inches and height of 6.3 inches for a precise fit.
- • **🔒 Secure and Reliable:** Threaded mounting holes provide stability and ease of future removal.
- • **🔄 Versatile Compatibility:** Fits a range of Cub and Troy Built zero turn mowers for ultimate flexibility.
- • **🔩 Effortless Installation:** Comes with 4 threaded mounting bolts for hassle-free setup.

## Overview

The UP2WIN 918-04126 Spindle Assembly is designed to fit various Cub and Troy Built zero turn mowers, ensuring compatibility and ease of use. With a pre-greased spindle and a grease fitting for maintenance, this assembly promises durability and longevity. Installation is a breeze with included threaded bolts, making it a must-have for any lawn care enthusiast.

## Description

UP2WIN 918-04126 Spindle Assembly Fits for Cub RZT50 LT1050 Lawn Mower, Cub Troy Built Mustang Zero Turn 50" Mower Deck, Replaces 918-04125 618-04126 618-04125

## Features

- Compatible with Cub LT1050 LT1550 LT1554 LTX1050 LGTX1054 SLT1550 RZT50, work with Cub zero turn 50" mower deck. Also work with Troy built Mustang zero turn 50” mower deck
- Replaces 918-04126 918-04126A 918-04126B 918-04125 918-04125A 918-04125B 918-04125C 618-04126 618-04126A 618-04126B 618-04125 618-04125A 618-04125B
- The new spindle is pre-greased, it has a grease fitting for maintenance which prolongs the life of the unit.
- Come with 4 threaded spidle mounting bolts ( the mounting holes are also threaded), make install and future removal much easier
- OD of Pulley: 5 3/8 inch, height 6.3 inch, using special design for 6 pt. star center hole

## Images

![UP2WIN 918-04126 Spindle Assembly Fits for Cub RZT50 LT1050 Lawn Mower, Cub Troy Built Mustang Zero Turn 50" Mower Deck, Replaces 918-04125 618-04126 618-04125 - Image 1](https://m.media-amazon.com/images/I/71aCrl1FRNL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Fit, Form and Function
  

*by B***S on Reviewed in the United States on August 7, 2024*

Fit perfectly. Tested went as expected, and now I have to wait for grass to dry before mowing grass to see how they perform.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Fit perfect. Easy install
  

*by N***  on Reviewed in the United States on July 24, 2024*

Fit perfect. Easy install. So far they work great.Cub cadet rzt 50

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    ez install ,  Fantastic price!
  

*by S***R on Reviewed in the United States on May 12, 2024*

Perfect all around.  Ez install and was as described!!!  Cant beat the price!!!Back up and running!!  thxs

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**Shop now:** [https://www.desertcart.vu/products/262596485-up2win-918-04126-spindle-assembly-fits-for-cub-rzt50-lt1050](https://www.desertcart.vu/products/262596485-up2win-918-04126-spindle-assembly-fits-for-cub-rzt50-lt1050)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-17*