MAHLE 40139.060 Engine Piston Ring Set +0.060" Oversize OEM Replacement

The MAHLE 40139.060 is an OEM-quality replacement engine piston ring set designed for a +0.060" oversize bore. MAHLE Original piston ring sets are engineered to meet or exceed original equipment specifications, making them a trusted choice for engine rebuilds and overhaul applications.

Key Features:

• +0.060" Oversize – Designed for cylinders bored or honed to 0.060" over standard bore diameter
• OEM-grade materials – Ring materials, coatings, and tension are optimized per application for reduced friction and long service life
• Pre-lapped finish – Rings are pre-lapped to seat quickly, minimizing break-in time
• Compression ring design – Barrel-faced contact area for efficient cylinder sealing and reduced blow-by
• Intermediate ring – Reverse-twist design promotes superior groove side sealing
• Oil control ring assembly – 3-piece construction engineered for optimal oil drain-back and cylinder wall control
• MAHLE Original line – Built to OEM standards for reliable, long-term engine performance

MAHLE is a globally recognized OEM supplier to major automotive manufacturers and brings that same engineering precision to its aftermarket replacement parts. The 40139.060 piston ring set is an ideal solution for engine builders performing a standard oversize rebuild, ensuring proper compression, oil control, and sealing from the first start.