FRONT SPROCKET 14 [JTF555.14] 428 MX-55514
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The Dirt Racing Front Drive Sprocket JTF555.14 is designed for 428 chain conversion from a 420 chain setup. It is manufactured from S45C carbon steel and heat treated to HRC 50–55 for durability. The sprocket features a sandblasted finish to reduce surface tension and meets or exceeds motorcycle industry compound quality standards. It serves as a direct OEM replacement. Specifications include 14 teeth, 428 chain size, S45C carbon steel material, HRC 50–55 hardness, and a sandblasted surface finish. Cross-reference OEM part numbers include JTF555, JTF547, and SF547-14.DR.
- SKU
- SF547-14.DR
- Brand
- Dirt Racing
- Availability
- In Stock (14)
Fitments (80)
| Make | Model | Year |
|---|---|---|
| KAWASAKI | KX 100 | 1983 |
| KAWASAKI | KX 100 | 1984 |
| KAWASAKI | KX 100 | 1985 |
| KAWASAKI | KX 100 | 1986 |
| KAWASAKI | KX 100 | 1987 |
| KAWASAKI | KX 100 | 1988 |
| 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 60 | 1983 |
| KAWASAKI | KX 60 | 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 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 85 | 1983 |
| KAWASAKI | KX 85 | 1984 |
| KAWASAKI | KX 85 | 1985 |
| KAWASAKI | KX 85 | 1986 |
| KAWASAKI | KX 85 | 1987 |
| KAWASAKI | KX 85 | 1988 |
| KAWASAKI | KX 85 | 1989 |
| KAWASAKI | KX 85 | 1990 |
| KAWASAKI | KX 85 | 1991 |
| KAWASAKI | KX 85 | 1992 |
| KAWASAKI | KX 85 | 1993 |
| KAWASAKI | KX 85 | 1994 |
| KAWASAKI | KX 85 | 1995 |
| KAWASAKI | KX 85 | 1996 |
| KAWASAKI | KX 85 | 1997 |
| 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 |
- General Product Group
- Chain & Sprockets
- General Product Type
- Sprockets & Components (Front)
- Variant Id
- 276805
FULL DESCRIPTION
Dirt Racing Front Sprocket 14 Tooth for 428 Chain Conversion
Upgrade your motorcycle's drivetrain with this high-quality front drive sprocket from Dirt Racing. Designed specifically for 428 chain conversions, this sprocket offers enhanced strength and durability compared to standard 420 chain setups. It is engineered as a direct OEM replacement, ensuring a precise fit and reliable performance.
Key Features:
- Facilitates conversion from a 420 chain setup to a more robust 428 heavy-duty chain.
- Manufactured from durable S45C carbon steel for extended wear life.
- Heat-treated to HRC 50–55 for exceptional hardness and resistance to deformation.
- Features a sandblasted finish to reduce surface tension and improve material integrity.
- Meets or exceeds stringent motorcycle industry quality standards.
- Provides a direct fit as an OEM replacement part.
Specifications:
- Tooth Count: 14
- Chain Size Compatibility: 428 (Designed for conversion from 420)
- Material: S45C Carbon Steel
- Hardness: HRC 50–55
- Surface Finish: Sandblasted
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
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