Upgrade your Kubota tractor's engine with the Kubota D722 Ring STD 16853- 21050. This high-quality piston ring is designed to fit Kubota tractors including K008, G1900, GF1800, TG1860, and B7300 models. The piston ring comes in the standard size of 67mm * 1.5mm * 1.5mm * 3mm, ensuring a perfect fit for your tractor engine. Made to Kubota's high standards, this piston ring will help improve the performance and reliability of your tractor's engine, making it an essential part for any Kubota tractor owner. Upgrade your tractor's engine with a genuine Kubota part to ensure long-lasting performance.