REAR SPROCKET ALLOY BLACK 798, JTA798.51BLK 7075-T6 Aluminium
4.1 Trustpilot 99.9% positive on eBay
UK delivery £4.99, free over £60 2–4 business days
Spread the cost with 
18+, T&Cs apply
JT Sprockets JTA798 rear sprocket crafted from 7075-T6 aerospace-grade aluminum with a black anodized finish for enhanced strength and corrosion resistance. Features include 51 teeth and compatibility with standard and 428 chain conversion setups. Designed for off-road durability and high-performance use. Specifications: Sprocket Type Rear, Part Number JTA798, Tooth Count 51, Material 7075-T6 Aluminum, Color Black, Chain Pitch Varies by application (includes 428 chain conversion compatibility). Weight 360g.
- SKU
- SR118-51.A.JT_BK
- Brand
- JT
- Availability
- In Stock (7)
Fitments (95)
| Make | Model | Year |
|---|---|---|
| SUZUKI | RM 80 | 1979 |
| SUZUKI | RM 80 | 1980 |
| SUZUKI | RM 80 | 1981 |
| SUZUKI | RM 80 | 1982 |
| SUZUKI | RM 80 | 1983 |
| SUZUKI | RM 80 | 1984 |
| SUZUKI | RM 80 | 1985 |
| SUZUKI | RM 80 | 1986 |
| SUZUKI | RM 80 | 1987 |
| SUZUKI | RM 80 | 1988 |
| 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 BW 80 | 1986 |
| SUZUKI | RM BW 80 | 1987 |
| SUZUKI | RM BW 80 | 1988 |
| SUZUKI | RM BW 80 | 1989 |
| SUZUKI | RM BW 80 | 1990 |
| SUZUKI | RM BW 80 | 1991 |
| SUZUKI | RM BW 80 | 1992 |
| SUZUKI | RM BW 80 | 1993 |
| SUZUKI | RM BW 80 | 1994 |
| SUZUKI | RM BW 80 | 1995 |
| SUZUKI | RM XD 80 | 1983 |
| SUZUKI | RM XK L M P R 80 | 1989 |
| SUZUKI | RM XK L M P R 80 | 1990 |
| SUZUKI | RM XK L M P R 80 | 1991 |
| SUZUKI | RM XK L M P R 80 | 1992 |
| SUZUKI | RM XK L M P R 80 | 1993 |
| SUZUKI | RM XK L M P R 80 | 1994 |
| SUZUKI | RM XK L M P R 80 | 1995 |
| SUZUKI | RM XK L M P R 80 | 1996 |
| SUZUKI | RM XK L M P R 80 | 1997 |
| SUZUKI | RM XK L M P R 80 | 1998 |
| SUZUKI | RM XK L M P R 80 | 1999 |
| SUZUKI | RM XK L M P R 80 | 2000 |
| SUZUKI | RM XK L M P R 80 | 2001 |
| SUZUKI | RM XK L M P R 80 | 2002 |
| SUZUKI | RM XK L M P R 80 | 2003 |
| SUZUKI | RM XK L M P R 80 | 2004 |
| YAMAHA | YZ 80 | 1978 |
| YAMAHA | YZ 80 | 1979 |
| YAMAHA | YZ 80 | 1980 |
| YAMAHA | YZ 80 | 1981 |
| YAMAHA | YZ 80 | 1982 |
| YAMAHA | YZ 80 | 1983 |
| YAMAHA | YZ 80 | 1984 |
| YAMAHA | YZ 80 | 1985 |
| YAMAHA | YZ 80 | 1986 |
| YAMAHA | YZ 80 | 1987 |
| YAMAHA | YZ 80 | 1988 |
| YAMAHA | YZ 80 | 1989 |
| YAMAHA | YZ 80 | 1990 |
| YAMAHA | YZ 80 | 1991 |
| YAMAHA | YZ 80 | 1992 |
| 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 |
- General Colour C
- Black
- General Product Group
- Chain & Sprockets
- General Product Type
- Sprockets & Components (Rear)
- Variant Id
- 302666
FULL DESCRIPTION
JT Sprockets JTA798 Rear Alloy Sprocket - Black
Upgrade your motorcycle's performance and durability with the JT Sprockets JTA798 rear sprocket. Crafted from high-strength 7075-T6 aerospace-grade aluminum, this sprocket is designed for demanding off-road use. Its black anodized finish not only provides a sleek, aggressive look but also enhances corrosion resistance, ensuring longevity in harsh conditions.
Engineered for precision and reliability, this sprocket is compatible with both standard chain setups and 428 chain conversions, offering versatility for various motocross applications. The advanced material choice contributes to reduced weight without compromising on strength, making it an ideal component for performance-oriented riders.
Key Features:
- Premium Construction: Made from 7075-T6 aerospace-grade aluminum for exceptional strength and reduced weight.
- Durable Finish: Black anodized coating offers superior corrosion resistance and a distinctive appearance.
- Off-Road Performance: Specifically designed for the rigors of off-road riding and high-performance demands.
- Versatile Compatibility: Suitable for a wide range of motocross models and supports 428 chain conversions.
Specifications:
- Sprocket Type: Rear
- Part Number: JTA798
- Tooth Count: 51
- Material: 7075-T6 Aluminum
- Color: Black
- Chain Pitch: Varies by application, compatible with 428 chain conversion.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
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.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.