BEARING 6304 C4 KOYO OPEN, PROX 23.6304C4 20x52x15 MADE IN JAPAN EACH
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KOYO 6304 C4 open bearing. Dimensions 20mm x 52mm x 15mm. Made in Japan. ProX part number 23.6304C4. Meets or exceeds OEM quality. Direct OEM replacement. Crank bearings are sold individually. Koyo Bearing products are a high quality replacement part.
- SKU
- 56-509.C4.KOYO
- Brand
- Koyo Bearings
- Availability
- In Stock (38)
Fitments (344)
| Make | Model | Year |
|---|---|---|
| GASGAS | MC 65 | 2021 |
| GASGAS | MC 65 | 2022 |
| GASGAS | MC 65 | 2023 |
| GASGAS | MC 65 | 2024 |
| GASGAS | MC 65 | 2025 |
| HONDA | CR 125 | 1979 |
| HONDA | CRF 50 | 2004 |
| HONDA | CRF 50 | 2005 |
| HONDA | CRF 50 | 2006 |
| HONDA | CRF 50 | 2007 |
| HONDA | CRF 50 | 2008 |
| HONDA | CRF 50 | 2009 |
| HONDA | CRF 50 | 2010 |
| HONDA | CRF 50 | 2011 |
| HONDA | CRF 50 | 2012 |
| HONDA | CRF 50F | 2004 |
| HONDA | CRF 50F | 2005 |
| HONDA | CRF 50F | 2006 |
| HONDA | CRF 50F | 2007 |
| HONDA | CRF 50F | 2008 |
| HONDA | CRF 50F | 2009 |
| HONDA | CRF 50F | 2010 |
| HONDA | CRF 50F | 2011 |
| HONDA | CRF 50F | 2012 |
| HONDA | CRF 70 | 2004 |
| HONDA | CRF 70 | 2005 |
| HONDA | CRF 70 | 2006 |
| HONDA | CRF 70 | 2007 |
| HONDA | CRF 70 | 2008 |
| HONDA | CRF 70 | 2009 |
| HONDA | CRF 70 | 2010 |
| HONDA | CRF 70 | 2011 |
| HONDA | CRF 70 | 2012 |
| HONDA | CRF 70F | 2004 |
| HONDA | CRF 70F | 2005 |
| HONDA | CRF 70F | 2006 |
| HONDA | CRF 70F | 2007 |
| HONDA | CRF 70F | 2008 |
| HONDA | CRF 70F | 2009 |
| HONDA | CRF 70F | 2010 |
| HONDA | CRF 70F | 2011 |
| HONDA | CRF 70F | 2012 |
| HONDA | XR 50R | 2000 |
| HONDA | XR 50R | 2001 |
| HONDA | XR 50R | 2002 |
| HONDA | XR 50R | 2003 |
| HONDA | XR 70R | 1997 |
| HONDA | XR 70R | 1998 |
| HONDA | XR 70R | 1999 |
| HONDA | XR 70R | 2000 |
| HONDA | XR 70R | 2001 |
| HONDA | XR 70R | 2002 |
| HONDA | XR 70R | 2003 |
| HUSQVARNA | CR 125 | 1992 |
| HUSQVARNA | CR 125 | 1993 |
| HUSQVARNA | CR 125 | 1994 |
| HUSQVARNA | CR 250 | 1992 |
| HUSQVARNA | CR 250 | 1993 |
| HUSQVARNA | CR 250 | 1994 |
| HUSQVARNA | TC 65 | 2017 |
| HUSQVARNA | TC 65 | 2018 |
| HUSQVARNA | TC 65 | 2019 |
| HUSQVARNA | TC 65 | 2020 |
| HUSQVARNA | TC 65 | 2021 |
| HUSQVARNA | TC 65 | 2022 |
| HUSQVARNA | TC 65 | 2023 |
| HUSQVARNA | TC 65 | 2024 |
| HUSQVARNA | TC 65 | 2025 |
| HUSQVARNA | WR 125 | 1992 |
| HUSQVARNA | WR 125 | 1993 |
| HUSQVARNA | WR 125 | 1994 |
| HUSQVARNA | WR 250 | 1992 |
| HUSQVARNA | WR 250 | 1993 |
| HUSQVARNA | WR 250 | 1994 |
| KAWASAKI | KX 100 | 1989 |
| KAWASAKI | KX 100 | 1990 |
| KAWASAKI | KX 100 | 1991 |
| KAWASAKI | KX 100 | 1992 |
| KAWASAKI | KX 100 | 1993 |
| KAWASAKI | KX 100 | 1994 |
| KAWASAKI | KX 100 | 1995 |
| KAWASAKI | KX 100 | 1996 |
| KAWASAKI | KX 100 | 1997 |
| KAWASAKI | KX 100 | 1998 |
| KAWASAKI | KX 100 | 1999 |
| KAWASAKI | KX 100 | 2000 |
| KAWASAKI | KX 100 | 2001 |
| KAWASAKI | KX 100 | 2002 |
| KAWASAKI | KX 100 | 2003 |
| KAWASAKI | KX 100 | 2004 |
| KAWASAKI | KX 100 | 2005 |
| KAWASAKI | KX 100 | 2006 |
| KAWASAKI | KX 100 | 2007 |
| KAWASAKI | KX 100 | 2008 |
| KAWASAKI | KX 100 | 2009 |
| KAWASAKI | KX 100 | 2010 |
| KAWASAKI | KX 100 | 2011 |
| KAWASAKI | KX 100 | 2012 |
| KAWASAKI | KX 100 | 2013 |
| KAWASAKI | KX 100 | 2014 |
| KAWASAKI | KX 100 | 2015 |
| KAWASAKI | KX 100 | 2016 |
| KAWASAKI | KX 100 | 2017 |
| KAWASAKI | KX 100 | 2018 |
| KAWASAKI | KX 100 | 2019 |
| KAWASAKI | KX 100 | 2020 |
| KAWASAKI | KX 100 | 2021 |
| KAWASAKI | KX 125 | 1982 |
| KAWASAKI | KX 125 | 1983 |
| KAWASAKI | KX 125 | 1984 |
| KAWASAKI | KX 60 | 1985 |
| KAWASAKI | KX 60 | 1986 |
| KAWASAKI | KX 60 | 1987 |
| KAWASAKI | KX 60 | 1988 |
| KAWASAKI | KX 60 | 1989 |
| KAWASAKI | KX 60 | 1990 |
| KAWASAKI | KX 60 | 1991 |
| KAWASAKI | KX 60 | 1992 |
| KAWASAKI | KX 60 | 1993 |
| KAWASAKI | KX 60 | 1994 |
| KAWASAKI | KX 60 | 1995 |
| KAWASAKI | KX 60 | 1996 |
| KAWASAKI | KX 60 | 1997 |
| KAWASAKI | KX 60 | 1998 |
| KAWASAKI | KX 60 | 1999 |
| KAWASAKI | KX 60 | 2000 |
| KAWASAKI | KX 60 | 2001 |
| KAWASAKI | KX 60 | 2002 |
| KAWASAKI | KX 60 | 2003 |
| KAWASAKI | KX 60 | 2004 |
| KAWASAKI | KX 65 | 2000 |
| KAWASAKI | KX 65 | 2001 |
| KAWASAKI | KX 65 | 2002 |
| KAWASAKI | KX 65 | 2003 |
| KAWASAKI | KX 65 | 2004 |
| KAWASAKI | KX 65 | 2005 |
| KAWASAKI | KX 65 | 2006 |
| KAWASAKI | KX 65 | 2007 |
| KAWASAKI | KX 65 | 2008 |
| KAWASAKI | KX 65 | 2009 |
| KAWASAKI | KX 65 | 2010 |
| KAWASAKI | KX 65 | 2011 |
| KAWASAKI | KX 65 | 2012 |
| KAWASAKI | KX 65 | 2013 |
| KAWASAKI | KX 65 | 2014 |
| KAWASAKI | KX 65 | 2015 |
| KAWASAKI | KX 65 | 2016 |
| KAWASAKI | KX 65 | 2017 |
| KAWASAKI | KX 65 | 2018 |
| KAWASAKI | KX 65 | 2019 |
| KAWASAKI | KX 65 | 2020 |
| KAWASAKI | KX 65 | 2021 |
| KAWASAKI | KX 80 | 1981 |
| KAWASAKI | KX 80 | 1982 |
| KAWASAKI | KX 80 | 1983 |
| KAWASAKI | KX 80 | 1984 |
| KAWASAKI | KX 80 | 1985 |
| KAWASAKI | KX 80 | 1986 |
| KAWASAKI | KX 80 | 1987 |
| KAWASAKI | KX 80 | 1988 |
| KAWASAKI | KX 80 | 1989 |
| KAWASAKI | KX 80 | 1990 |
| KAWASAKI | KX 80 | 1991 |
| KAWASAKI | KX 80 | 1992 |
| KAWASAKI | KX 80 | 1993 |
| KAWASAKI | KX 80 | 1994 |
| KAWASAKI | KX 80 | 1995 |
| KAWASAKI | KX 80 | 1996 |
| KAWASAKI | KX 80 | 1997 |
| KAWASAKI | KX 80 | 1998 |
| KAWASAKI | KX 80 | 1999 |
| KAWASAKI | KX 80 | 2000 |
| KAWASAKI | KX 85 | 2001 |
| KAWASAKI | KX 85 | 2002 |
| KAWASAKI | KX 85 | 2003 |
| KAWASAKI | KX 85 | 2004 |
| KAWASAKI | KX 85 | 2005 |
| KAWASAKI | KX 85 | 2006 |
| KAWASAKI | KX 85 | 2007 |
| KAWASAKI | KX 85 | 2008 |
| KAWASAKI | KX 85 | 2009 |
| KAWASAKI | KX 85 | 2010 |
| KAWASAKI | KX 85 | 2011 |
| KAWASAKI | KX 85 | 2012 |
| KAWASAKI | KX 85 | 2013 |
| KAWASAKI | KX 85 | 2014 |
| KAWASAKI | KX 85 | 2015 |
| KAWASAKI | KX 85 | 2016 |
| KAWASAKI | KX 85 | 2017 |
| KAWASAKI | KX 85 | 2018 |
| KAWASAKI | KX 85 | 2019 |
| KAWASAKI | KX 85 | 2020 |
| KAWASAKI | KX 85 | 2021 |
| KTM | 60 SX | 1997 |
| KTM | 60 SX | 1998 |
| KTM | 60 SX | 1999 |
| KTM | 65 SX | 1998 |
| KTM | 65 SX | 1999 |
| KTM | 65 SX | 2000 |
| KTM | 65 SX | 2001 |
| KTM | 65 SX | 2002 |
| KTM | 65 SX | 2003 |
| KTM | 65 SX | 2004 |
| KTM | 65 SX | 2005 |
| KTM | 65 SX | 2006 |
| KTM | 65 SX | 2007 |
| KTM | 65 SX | 2008 |
| KTM | 65 SX | 2009 |
| KTM | 65 SX | 2010 |
| KTM | 65 SX | 2011 |
| KTM | 65 SX | 2012 |
| KTM | 65 SX | 2013 |
| KTM | 65 SX | 2014 |
| KTM | 65 SX | 2015 |
| KTM | 65 SX | 2016 |
| KTM | 65 SX | 2017 |
| KTM | 65 SX | 2018 |
| KTM | 65 SX | 2019 |
| KTM | 65 SX | 2020 |
| KTM | 65 SX | 2021 |
| KTM | 65 SX | 2022 |
| KTM | 65 SX | 2023 |
| KTM | 65 SX | 2024 |
| KTM | 65 SX | 2025 |
| SUZUKI | RM 65 | 2003 |
| SUZUKI | RM 65 | 2004 |
| SUZUKI | RM 65 | 2005 |
| SUZUKI | RM 80 | 1986 |
| SUZUKI | RM 80 | 1987 |
| SUZUKI | RM 80 | 1988 |
| SUZUKI | RM 80 | 1989 |
| SUZUKI | RM 80 | 1990 |
| SUZUKI | RM 80 | 1991 |
| SUZUKI | RM 80 | 1992 |
| SUZUKI | RM 80 | 1993 |
| SUZUKI | RM 80 | 1994 |
| SUZUKI | RM 80 | 1995 |
| SUZUKI | RM 80 | 1996 |
| SUZUKI | RM 80 | 1997 |
| SUZUKI | RM 80 | 1998 |
| SUZUKI | RM 80 | 1999 |
| SUZUKI | RM 80 | 2000 |
| SUZUKI | RM 80 | 2001 |
| SUZUKI | RM 80 | 2002 |
| SUZUKI | RM 80 | 2003 |
| SUZUKI | RM 80 | 2004 |
| SUZUKI | RM 80 | 2005 |
| SUZUKI | RM 80 | 2006 |
| SUZUKI | RM 80 | 2007 |
| SUZUKI | RM 80 | 2008 |
| SUZUKI | RM 80 | 2009 |
| SUZUKI | RM 80 | 2010 |
| SUZUKI | RM 80 | 2011 |
| SUZUKI | RM 80 | 2012 |
| SUZUKI | RM 80 | 2013 |
| SUZUKI | RM 80 | 2014 |
| SUZUKI | RM 80 | 2015 |
| SUZUKI | RM 80 | 2016 |
| SUZUKI | RM 80 | 2017 |
| SUZUKI | RM 80 | 2018 |
| SUZUKI | RM 80 | 2019 |
| SUZUKI | RM 80 | 2020 |
| SUZUKI | RM 80 | 2021 |
| SUZUKI | RM 85 | 2002 |
| SUZUKI | RM 85 | 2003 |
| SUZUKI | RM 85 | 2004 |
| SUZUKI | RM 85 | 2005 |
| SUZUKI | RM 85 | 2006 |
| SUZUKI | RM 85 | 2007 |
| SUZUKI | RM 85 | 2008 |
| SUZUKI | RM 85 | 2009 |
| SUZUKI | RM 85 | 2010 |
| SUZUKI | RM 85 | 2011 |
| SUZUKI | RM 85 | 2012 |
| SUZUKI | RM 85 | 2013 |
| SUZUKI | RM 85 | 2014 |
| SUZUKI | RM 85 | 2015 |
| SUZUKI | RM 85 | 2016 |
| SUZUKI | RM 85 | 2017 |
| SUZUKI | RM 85 | 2018 |
| SUZUKI | RM 85 | 2019 |
| SUZUKI | RM 85 | 2020 |
| YAMAHA | IT 175 | 1977 |
| YAMAHA | IT 175 | 1978 |
| YAMAHA | IT 175 | 1979 |
| YAMAHA | IT 175 | 1980 |
| YAMAHA | IT 175 | 1981 |
| YAMAHA | IT 175 | 1982 |
| YAMAHA | IT 175 | 1983 |
| YAMAHA | TY 175 | 1975 |
| YAMAHA | TY 175 | 1976 |
| YAMAHA | YZ 125 | 1974 |
| YAMAHA | YZ 125 | 1975 |
| YAMAHA | YZ 125 | 1976 |
| YAMAHA | YZ 125 | 1977 |
| YAMAHA | YZ 125 | 1978 |
| YAMAHA | YZ 125 | 1979 |
| YAMAHA | YZ 125 | 1980 |
| YAMAHA | YZ 125 | 1981 |
| YAMAHA | YZ 125 | 1982 |
| YAMAHA | YZ 125 | 1983 |
| YAMAHA | YZ 125 | 1984 |
| YAMAHA | YZ 125 | 1985 |
| YAMAHA | YZ 65 | 2018 |
| YAMAHA | YZ 65 | 2019 |
| YAMAHA | YZ 65 | 2020 |
| YAMAHA | YZ 65 | 2021 |
| YAMAHA | YZ 65 | 2022 |
| YAMAHA | YZ 65 | 2023 |
| YAMAHA | YZ 65 | 2024 |
| YAMAHA | YZ 65 | 2025 |
| YAMAHA | YZ 80 | 1993 |
| YAMAHA | YZ 80 | 1994 |
| YAMAHA | YZ 80 | 1995 |
| YAMAHA | YZ 80 | 1996 |
| YAMAHA | YZ 80 | 1997 |
| YAMAHA | YZ 80 | 1998 |
| YAMAHA | YZ 80 | 1999 |
| YAMAHA | YZ 80 | 2000 |
| YAMAHA | YZ 80 | 2001 |
| YAMAHA | YZ 85 | 2002 |
| YAMAHA | YZ 85 | 2003 |
| YAMAHA | YZ 85 | 2004 |
| YAMAHA | YZ 85 | 2005 |
| YAMAHA | YZ 85 | 2006 |
| YAMAHA | YZ 85 | 2007 |
| YAMAHA | YZ 85 | 2008 |
| YAMAHA | YZ 85 | 2009 |
| YAMAHA | YZ 85 | 2010 |
| YAMAHA | YZ 85 | 2011 |
| YAMAHA | YZ 85 | 2012 |
| YAMAHA | YZ 85 | 2013 |
| YAMAHA | YZ 85 | 2014 |
| YAMAHA | YZ 85 | 2015 |
| YAMAHA | YZ 85 | 2016 |
| YAMAHA | YZ 85 | 2017 |
| YAMAHA | YZ 85 | 2018 |
| YAMAHA | YZ 85 | 2019 |
| YAMAHA | YZ 85 | 2020 |
| YAMAHA | YZ 85 | 2021 |
| YAMAHA | YZ 85 | 2022 |
| YAMAHA | YZ 85 | 2023 |
| YAMAHA | YZ 85 | 2024 |
| YAMAHA | YZ 85 | 2025 |
- General Product Group
- General Bearings & Seals
- General Product Type
- Bearing
- Variant Id
- 251080
FULL DESCRIPTION
Koyo 6304 C4 Open Bearing - Made in Japan
This high-quality 6304 C4 bearing from Koyo, a leading OEM manufacturer, is designed for exceptional performance and reliability. Manufactured in Japan, it meets or exceeds original equipment manufacturer specifications, providing a direct replacement for your vehicle's existing bearing.
The bearing features the following specifications:
- Model Number: 6304 C4
- Dimensions: 20mm x 52mm x 15mm
- Type: Open Ball Bearing
- Manufacturer: Koyo Bearings
- Origin: Made in Japan
ProX offers a wide variety of high-quality ball and roller bearings, ensuring you receive the best available quality. All ProX products are factory tested for 100% reliability. This Koyo bearing is a premium replacement part, guaranteed to satisfy. Please refer to your vehicle's manual for the correct bearing designation and verify compatibility before ordering.
QUESTIONS? JUST ASK
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
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