---
product_id: 612529956
title: "51A100 PTO Overrunning Clutch Coupler 1 3/8\" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson"
brand: "buymachineryparts"
price: "€ 33.21"
currency: EUR
in_stock: false
url: https://www.desertcart.hr/products/612529956-51a100-pto-overrunning-clutch-coupler-1-3-8-compatible-john
store_origin: HR
region: Croatia
---

# Seamless PTO overrunning clutch action Max 75 HP power handling 1 3/8'' female & male spline precision 51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson

**Brand:** buymachineryparts
**Price:** € 33.21
**Availability:** ❌ Out of Stock

## Summary

> ⚙️ Power your tractor with precision and confidence!

## Quick Answers

- **What is this?** 51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson by buymachineryparts
- **How much does it cost?** € 33.21 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/612529956-51a100-pto-overrunning-clutch-coupler-1-3-8-compatible-john)

## Best For

- buymachineryparts enthusiasts

## Why This Product

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

## Key Features

- • **Precision Spline Fit:** Engineered with 6-spline 1 3/8'' female & male connections for flawless tractor compatibility.
- • **Compact & Lightweight:** At just 8 pounds and a sleek 1x1x1 inch size, it’s built for strength without bulk.
- • **Durable OEM Replacement:** Directly replaces OEM parts 51A100, S23639, ORC660QD series for trusted reliability and easy installation.
- • **Power-Ready Performance:** Supports up to 75 HP, ensuring your tractor runs at peak efficiency without compromise.
- • **Universal Compatibility:** Seamlessly fits top brands like John Deere, Kubota, New Holland, and Massey Ferguson—upgrade without hassle.

## Overview

The 51A100 PTO Overrunning Clutch Coupler is a robust, OEM-compatible tractor part designed for 1 3/8'' female and male spline shafts. Supporting up to 75 HP, it fits major tractor brands like John Deere, Kubota, New Holland, and Massey Ferguson, delivering reliable power transfer and seamless overrunning clutch functionality in a compact, durable design.

## Description

Full description not available

## Features

- Replace the OEM number：51A100 S23639 51A100A 23639 ORC660QD ORC660QDA
- Fitment: Compatible with Kubota， Compatible with John Deere， Compatible with New Holland Tractor
- Specification：Female spline 1 3/8''; Male spline 1 3/8''；6 Spline
- Specification：Max HP: 75
- Replacement：Please confirm that your model has been OEM before purchasing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | BUYMACHINERYPARTS |
| Part Number | 51A100 |
| Item Weight | 8.01 pounds |
| Product Dimensions | 1 x 1 x 1 inches |
| Item model number | 51A100 |
| Color | / |
| Included Components | / |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson - Image 1](https://m.media-amazon.com/images/I/61qG-zwfkzL.jpg)
![51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson - Image 2](https://m.media-amazon.com/images/I/61ACLek8UvL.jpg)
![51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson - Image 3](https://m.media-amazon.com/images/I/71CnvDjM7+L.jpg)
![51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson - Image 4](https://m.media-amazon.com/images/I/61LCoYBSZ7L.jpg)
![51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson - Image 5](https://m.media-amazon.com/images/I/71Bv9O5Wt6L.jpg)

## Frequently Bought Together

- BUYMACHINERYPARTS 51A100 PTO Overrunning Clutch Coupler 1 3/8" Compatible with John Deere Kubota New Holland Tractor Massey Ferguson
- THUNDERMINGO Fuel Sediment Bowl 2NAA9155B Assembly for Ford Tractor 8N 9N 2N fuel sediment bowl glass NAA Jubilee Tractor Massey Ferguson TE20 TO20 TO30 TO35 MF35 MF50 Replacement 180141M91 2N9155B
- Standard Motor Products UC15T Ignition Coil for 12V Vehicles Without Electronic Ignition System

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hr/products/612529956-51a100-pto-overrunning-clutch-coupler-1-3-8-compatible-john](https://www.desertcart.hr/products/612529956-51a100-pto-overrunning-clutch-coupler-1-3-8-compatible-john)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-22*