EBC Diaphragm Clutch Springs — CSK918, CSK Series, Bronze – 04-22 Sportster
In stock items will be shipped within 1-3 days.
You can return the products within 14 days for a full refund, check our returns policy.
In stock items will be shipped within 1-3 days.
You can return the products within 14 days for a full refund, check our returns policy.
Direct replacement for the OEM diaphragm spring, engineered to restore consistent clutch engagement and smooth operation. ⚙️
Built for straightforward installation using standard clutch service procedures. Sold individually; confirm fitment before installation.
Recommended for professional installation or experienced home mechanics.
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We do not ship to the Canary Islands, Ceuta, or Melilla.
Shipping costs are calculated automatically at checkout based on destination and weight.
Free shipping may be offered for qualifying orders, as specified on our website.
Orders are processed within 1–2 business days after payment confirmation. Orders placed on weekends or public holidays are processed the next business day.
If your order is delayed or arrives damaged, you must notify us within 14 calendar days. We will investigate the issue and offer a resolution in accordance with applicable consumer protection laws.
In accordance with Royal Legislative Decree 1/2007 (Ley de Defensa de los Consumidores y Usuarios), you have the right to withdraw from your purchase within 14 calendar days from the date of receipt, without giving any reason.
To exercise this right, contact us via email or through our website, providing your order number and contact details.
If you want to return an item, please contact us first to give you detailed instructions.
This product fits the following vehicles. Use the filters below to narrow down the list if needed.
| Manufacturer | Model | Family | Year | Notes |
|---|---|---|---|---|
| Harley Davidson | Sportster | Sportster | 2004 | CSK steel springs kit. |
| Harley Davidson | Sportster | Sportster | 2005 | CSK steel springs kit. |
| Harley Davidson | Sportster | Sportster | 2006 | CSK steel springs kit. |
| Harley Davidson | Sportster | Sportster | 2007 | CSK steel springs kit. |
| Harley Davidson | Sportster | Sportster | 2008 | CSK steel springs kit. |
| Harley Davidson | Sportster | Sportster | 2009 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2004 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2005 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2006 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2007 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2008 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2009 | CSK steel springs kit. |
| Harley Davidson | Sportster Custom | Sportster | 2010 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2005 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2006 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2007 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2008 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2009 | CSK steel springs kit. |
| Harley Davidson | Low | Sportster | 2010 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2011 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2012 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2013 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2014 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2015 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2016 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2017 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2018 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2019 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2020 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2014 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2015 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2016 | CSK steel springs kit. |
| Harley Davidson | Super Low | Sportster | 2017 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2018 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2019 | CSK steel springs kit. |
| Harley Davidson | Sportster SuperLow | Sportster | 2020 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2009 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2010 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2011 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2012 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2013 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2014 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2015 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2016 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2017 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2018 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2019 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2020 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2021 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2022 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2014 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2015 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2016 | CSK steel springs kit. |
| Harley Davidson | Iron | Sportster | 2017 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2018 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2019 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2020 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2021 | CSK steel springs kit. |
| Harley Davidson | Sportster Iron | Sportster | 2022 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2006 | CSK steel springs kit |
| Harley Davidson | Roadster | Sportster | 2007 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2008 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2009 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2010 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2011 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2012 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2013 | CSK steel springs kit. |
| Harley Davidson | Roadster | Sportster | 2015 | CSK steel springs kit. |