The EK 520-88 Sport Chain is a non-sealed drive chain designed for lower-horsepower dirt bikes, ATVs, and street applications. With an 88-link configuration, this chain provides a practical replacement solution for compatible original-equipment applications while delivering dependable performance for recreational and everyday riding.
Manufactured by EK and identified by manufacturer part number 520-88 and vendor part number 69-3788, this chain features pre-stretched construction to help reduce initial elongation and simplify installation preparation. Shot-peened components improve durability, while solid rollers and heat-treated steel provide a strong upgrade over many standard OEM replacement chains. Its economical design offers long-lasting service when properly installed, lubricated, and maintained.
The EK 520-88 fits select Honda applications, including 1991–1997 Honda TRX200D Fourtrax Type II models and 1983–1985 Honda ATC200X models. Confirm the required chain size, link count, and application compatibility before installation. This non-sealed 520 chain is intended for compatible lower-horsepower powertrains and is suitable for replacement or maintenance use on qualifying dirt, ATV, and street vehicles.
Features:
- Application: Designed for lower-horsepower dirt, ATV, and street applications
- Construction: Pre-stretched and shot-peened for improved durability and reduced initial elongation
- Performance: Solid rollers and heat-treated steel provide a dependable upgrade over standard OEM replacement chains
- Configuration: 520 series non-sealed chain with 88 links
- Fitment: Compatible with 1991–1997 Honda TRX200D Fourtrax Type II and 1983–1985 Honda ATC200X applications
- Brand: EK
- Manufacturer Part Number: 520-88
- Vendor Part Number: 69-3788
Fitment:
1983 Honda ATC200X
1984 Honda ATC200X
1985 Honda ATC200X
1988 Polaris Trail Boss 250 2X4
1989 Polaris Big Boss 250 4X6
1989 Polaris Trail Boss 250 2X4
1989 Polaris Trail Boss 250 4X4
1990 Polaris Big Boss 250 4X6
1990 Polaris Trail Blazer 250
1990 Polaris Trail Boss 250 4X4
1991 Honda TRX200D Fourtrax Type II
1991 Polaris Big Boss 250 4X6
1991 Polaris Big Boss 250 6X6
1991 Polaris Trail Boss 250 4X4
1992 Honda TRX200D Fourtrax Type II
1992 Polaris Big Boss 250 4X6
1992 Polaris Big Boss 250 6X6
1992 Polaris Trail Boss 250 4X4
1993 Honda TRX200D Fourtrax Type II
1993 Polaris Big Boss 250 6X6
1993 Polaris Big Boss 350L 6X6
1993 Polaris Trail Boss 250 4X4
1994 Honda TRX200D Fourtrax Type II
1994 Polaris Big Boss 300 6X6
1994 Polaris Big Boss 400L 6X6
1995 Honda TRX200D Fourtrax Type II
1995 Polaris Big Boss 400L 6X6
1995 Polaris Trail Blazer 250
1995 Polaris Trail Boss 250 2X4
1996 Honda TRX200D Fourtrax Type II
1996 Polaris Big Boss 400L 6X6
1996 Polaris Magnum 425 6X6
1996 Polaris Trail Blazer 250
1996 Polaris Trail Boss 250 2X4
1997 Honda TRX200D Fourtrax Type II
1997 Polaris Big Boss 400L 6X6
1997 Polaris Trail Blazer 250
1997 Polaris Trail Boss 250 2X4
1998 Polaris Trail Blazer 250
1998 Polaris Trail Boss 250 2X4
1999 Polaris Trail Blazer 250
1999 Polaris Trail Boss 250 2X4