The Ring Kit – Piston 4089644 by DSG is a premium-quality piston ring set engineered to restore optimal sealing, compression, and oil control in Cummins diesel engines. Manufactured to precise OEM specifications, this kit is a reliable solution for engine rebuilds, overhauls, and preventative maintenance.Designed as a direct replacement for Cummins part number 4089644, this DSG ring kit includes compression rings, oil control rings, and spacers—ensuring full combustion sealing and reduced oil consumption. Ideal for use in high-performance environments including construction, transport, marine, and industrial power systems.

Since 2019, Bima Utama has been the official master distributor of DSG in Indonesia, supplying genuine DSG components with fast nationwide shipping and expert technical support.

Whether you’re looking for Cummins engine parts, diesel injection components, or reliable DSG parts Indonesia, Bima Utama is your go-to source for quality and service.