---
description: Generic Rolex 2030/2035 mainspring, 1.25×7.5×0.085mm, 42-hour power reserve, fits Lady Oyster Perpetual and Lady Datejust automatic movements.
title: Generic Rolex 2030/2035 Mainspring - Sofly
image: https://www.soflypart.com/wp-content/uploads/2020/12/DSC05891.jpg
---
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- **Generic Rolex 2030/2035 Mainspring**
[](https://www.soflypart.com/wp-content/uploads/2020/12/DSC05891.jpg)
# Generic Rolex 2030/2035 Mainspring
$9.00
You Saved
| Brand | Choose an option ROLEX- 
|
| --- | --- |
| Caliber | Choose an option Caliber 2030/2035Clear |
### Discount
| Quantity | Discount (%) | Price |
| --- | --- | --- |
| 1 | — | $9.00 |
| 2 - 4 | 5% | $8.55 |
| 5 - 9 | 7% | $8.37 |
| 10 - 14 | 12% | $7.92 |
| 15+ | 15% | $7.65 |
Generic Rolex 2030/2035 Mainspring quantity
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## Product Description
This is a **generic mainspring for Rolex Caliber 2030/2035**, designed for the **Rolex 2030 (no-date) and 2035 (date) automatic movements**. This is a **brand new replacement part**, not a Rolex original, measuring **1.25 × 7.5 × 0.085 mm** with a **42-hour power reserve**, suitable for movement repair and servicing.
## Specifications
- **Compatible Movements**：**Rolex Caliber 2030 / 2035**
- **Mainspring Size**：**1.25 × 7.5 × 0.085 mm** (height × width × thickness)
- **Type**：**Automatic mainspring** (sliding attachment barrel)
- **Power Reserve**：Approx. **42 hours**
- **Movement Size**：**20mm** diameter × **5.4mm** height
- **Beat Rate**：**28,800 bph** (4Hz)
- **Jewels**：**28**
- **Quality**：**Generic replacement** (non-original)
## FAQ
**1. Is this mainspring an original Rolex genuine part?**
**No**. This is a **generic replacement**, not a Rolex original, but specifically sized for 2030/2035 movements.
**2. Which movements is this mainspring compatible with?**
It fits **Rolex 2030 (no-date) and 2035 (date)** automatic movements. The 2030 powered the **Lady Oyster Perpetual** series, while the 2035 was used in **Lady Datejust** and **mid-size Datejust** models.
**3. What tools are needed for mainspring installation?**
A **mainspring winder** and **barrel tools** are required. Pay attention to the **sliding attachment** seating. Work should be performed by a **qualified watchmaker**.
## 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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This is a\u00a0brand new replacement part, not a Rolex original, measuring\u00a01.25 \u00d7 7.5 \u00d7 0.085 mm\u00a0with a\u00a042-hour power reserve, suitable for movement repair and servicing. Specifications Compatible Movements\uff1aRolex Caliber 2030 / 2035 Mainspring Size\uff1a1.25 \u00d7 7.5 \u00d7 0.085 mm\u00a0(height \u00d7 width \u00d7 thickness) Type\uff1aAutomatic mainspring\u00a0(sliding attachment barrel) Power Reserve\uff1aApprox.\u00a042 hours Movement Size\uff1a20mm\u00a0diameter \u00d7\u00a05.4mm\u00a0height Beat Rate\uff1a28,800 bph\u00a0(4Hz) Jewels\uff1a28 Quality\uff1aGeneric replacement\u00a0(non-original) FAQ 1. Is this mainspring an original Rolex genuine part? No. This is a\u00a0generic replacement, not a Rolex original, but specifically sized for 2030/2035 movements. 2. Which movements is this mainspring compatible with? It fits\u00a0Rolex 2030 (no-date) and 2035 (date)\u00a0automatic movements. 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Contact\u00a0info@soflypart.com\u00a0or WhatsApp\u00a0+86 18620212114.","image":"https://www.soflypart.com/wp-content/uploads/2020/12/DSC05891-150x150.jpg","offers":{"@type":"Offer","description":"Product Description This is a\u00a0generic mainspring for Rolex Caliber 2030/2035, designed for the\u00a0Rolex 2030 (no-date) and 2035 (date) automatic movements. This is a\u00a0brand new replacement part, not a Rolex original, measuring\u00a01.25 \u00d7 7.5 \u00d7 0.085 mm\u00a0with a\u00a042-hour power reserve, suitable for movement repair and servicing. 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