420 Chain With 120 Links And 420 13T 35 Tooth Sprocket Set For 50cc To 170cc Dirt Bikes ATVs Go Karts And Mini Bikes Upgrade Your Drivetrain Fits CRF150 YZ80 SSR Lifan Coolster And More

420 Chain and Sprocket Kit for Mini Bikes and ATVs
✔️ 420 chain, 120 links, 13T front & 35T rear sprockets

Upgrade your dirt bikes, ATVs, go karts, or mini bikes with this complete drivetrain set. It includes a 420 chain with 120 links and matching 13T front and 35T rear sprockets, designed for engines from 50cc to 170cc. The stainless steel construction delivers top-notch corrosion resistance, and the package includes a master link, spacers, and installation screws for quick DIY installation.

✅ 420 chain, 120 links (60 internal, 60 external) length 60 in (1524 mm)
✅ Front sprocket 13 teeth, 17 mm mounting hole (0.67 in)
✅ Rear sprocket 35 teeth, 76 mm inside diameter (3.0 in)
✅ Stainless steel construction for corrosion resistance and long life
✅ Includes master link, 12 spare chain buckles, and chain breaker
✅ Front sprocket includes yellow spacer and 2 installation screws; rear sprocket includes 4 mounting screws

💡 What is a chain and sprocket set used for in small engines?

A handy upgrade for better power transfer and drivetrain longevity. - It helps optimize gear ratios for smoother acceleration in 50cc-170cc machines. - It provides a robust, durable drivetrain component set for dirt bikes, ATVs, go karts, and mini bikes. - DIY friendly installation with a master link and included mounting hardware. - Works with many common Chinese-made models and popular small bikes.