---
description: Genuine AP winding pinion ref.50​ for cal.3120/3126. Keyless-works part for smooth manual winding. Swiss OEM. Pro install recommended. (157 chars)
title: Audemars Piguet 3120/3126 Movement Winding Pinion - Sofly
image: https://www.soflypart.com/wp-content/uploads/2021/06/DSC06998.jpg
---

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- **Audemars Piguet 3120/3126 Movement Winding Pinion**

[![Audemars Piguet 3120/3126 Winding Pinion](https://www.soflypart.com/wp-content/uploads/2021/06/DSC06998.jpg)](https://www.soflypart.com/wp-content/uploads/2021/06/DSC06998.jpg)

# Audemars Piguet 3120/3126 Movement Winding Pinion

$165.00  
You Saved

| Brand | Choose an option Audemars piguet<ul><li>![Audemars piguet](https://www.soflypart.com/wp-content/uploads/2023/06/23.jpg)</li></ul>Clear |
| --- | --- |

### Discount

| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $165.00 |
| 3 - 4 | 5% | $156.75 |
| 5 - 9 | 7% | $153.45 |
| 10 - 14 | 10% | $148.50 |
| 15+ | 15% | $140.25 |

### Discount

| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 - 2 | — | $165.00 |
| 3 - 4 | 5% | $156.75 |
| 5 - 9 | 7% | $153.45 |
| 10 - 14 | 10% | $148.50 |
| 15+ | 15% | $140.25 |

Audemars Piguet 3120/3126 Movement Winding Pinion quantity

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- Covers 99% of Repair Needs

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## Product Description

**AP 3120/3126 Winding Pinion**​ — keyless-works part that transfers crown torque into the winding train.

## Specifications

- **Part Ref.**: **50**​
- **Fitment**: **Cal. 3120, 3126**​
- **Location**: on winding stem, with clutch wheel
- **Function**: manual winding transmission
- **Origin**: Swiss-made genuine AP

## FAQ

**1.Genuine or aftermarket?**​

This is an **OEM-specification replacement part**, dimensions and function **exactly match** the original.

**2.Quality difference?**​

Genuine: accurate teeth, smooth sliding, solid winding feel.

Worn/copy: rounded teeth, slip, vague stem positions.

**3.Fits 3126?**​

Yes. 3126 shares the 3120 automatic base; keyless works are common.

## Why Choose SOFLY Watch Parts?

**Fast Worldwide Shipping** – Orders are dispatched within 3 business days.  
**Competitive Pricing** – Great value across watch movements, replacement parts and watchmaking tools.  
**Extensive Selection** – More than 3,000 watch movements, parts and accessories available.  
**Trusted Worldwide** – Trusted by watchmakers, repair professionals and watch enthusiasts worldwide.  
**Personalized Sourcing** – Can’t find the part you need? Contact **info@soflypart.com** or WhatsApp **+86 18620212114.**

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