MAHLE S41109 Engine Piston Ring Set

The MAHLE S41109 is a precision-engineered engine piston ring set designed to meet or exceed original equipment manufacturer (OEM) specifications. MAHLE is a globally recognized leader in engine components, and this piston ring set reflects their commitment to tight manufacturing tolerances, durable materials, and reliable sealing performance.

Piston rings serve three critical functions in an internal combustion engine: sealing combustion gases above the piston, regulating engine oil consumption, and transferring heat from the piston to the cylinder wall. The MAHLE S41109 set is engineered to restore proper compression, reduce oil burning, and help return an engine to like-new performance levels.

Key Features:

• Manufactured to OEM fit, form, and function standards
• Precision-ground ring faces for optimal cylinder wall contact and sealing
• High-quality cast iron and/or steel construction for long-term durability
• Includes compression rings and oil control ring assembly
• Engineered for consistent ring tension and reduced blow-by
• Helps restore compression and reduce oil consumption in worn engines
• MAHLE quality assurance — a trusted OEM supplier to major vehicle manufacturers

Whether used in an engine rebuild or overhaul, the MAHLE S41109 piston ring set delivers the quality and precision expected from one of the world's foremost engine component manufacturers.