Mahle OE Moly Ring Set

2011–2017 Chrysler / Dodge / Jeep / Ram 3.6L V6 Pentastar

42155CP.010

Overview:

The Mahle OE Moly Ring Set is a premium piston ring solution engineered specifically for the Chrysler 3.6L V6 Pentastar engine, widely used across numerous Chrysler, Dodge, Jeep, and Ram models from 2011 to 2017. Designed to meet or exceed original equipment standards, these piston rings deliver superior sealing performance, reduced friction, and enhanced durability. Ideal for enthusiasts and professional mechanics alike, this ring set helps maintain optimal engine compression and minimizes oil consumption, contributing to improved engine efficiency and longevity.

Whether you're performing an engine rebuild or replacing worn components, the Mahle OE Moly Ring Set offers a reliable, OE-quality upgrade that ensures your engine operates smoothly and efficiently under all driving conditions.

Key Features:

Mahle OE piston rings incorporate advanced technology and materials to provide exceptional performance and durability. Key features include:

• OE-quality construction designed to meet strict original equipment specifications
• Molybdenum coating on ring faces for reduced friction and enhanced wear resistance
• Optimized ring mass to minimize reciprocating weight and improve engine response
• Superior oil control to reduce engine oil consumption and emissions
• Precision manufacturing for consistent ring tension and reliable sealing
• Compatibility with a wide range of Chrysler, Dodge, Jeep, and Ram models equipped with the 3.6L V6 Pentastar engine
• Longer service life compared to standard piston rings
• Improved resistance to scuffing and galling under high-temperature conditions

Construction & Design:

Mahle OE piston rings are crafted from high-grade steel alloys and feature a molybdenum (moly) coating on the ring face. This coating significantly reduces friction between the piston ring and cylinder wall, which not only enhances engine efficiency but also extends the life of both the rings and the cylinder bore. The rings are precision-engineered to maintain optimal tension and sealing capability, ensuring consistent compression and preventing blow-by gases from escaping the combustion chamber.

The design balances durability with lightweight construction, reducing the overall mass of the piston assembly to improve throttle response and reduce wear on engine components. Each ring is manufactured to exacting tolerances to guarantee a perfect fit and reliable performance throughout the engine’s operating life.

Installation & Fitment:

The Mahle OE Moly Ring Set is a direct replacement for factory piston rings on the Chrysler 3.6L V6 Pentastar engine. Installation requires standard engine rebuild procedures, including proper cylinder honing and ring gap measurement to ensure optimal sealing and performance. No modifications are necessary, making it an ideal choice for professional rebuilds or performance upgrades.

This ring set fits a broad range of vehicles, including but not limited to Chrysler 300 (2011–2017), Dodge Challenger (2011–2017), Dodge Charger (2011–2017), Dodge Durango (2011–2015), Jeep Grand Cherokee (2011–2016), Jeep Wrangler (2012–2017), and Ram 1500 (2012–2017), including high-performance SRT and Hellcat variants.

What's Included:

• Complete set of molybdenum-coated piston rings for one 3.6L V6 Pentastar engine
• Compression rings and oil control rings precisely matched for optimal engine sealing
• Installation instructions and specifications for ring gap and orientation

Ideal For:

This Mahle OE Moly Ring Set is perfect for automotive enthusiasts, professional mechanics, and engine rebuilders seeking a high-quality, OE-spec replacement for worn or damaged piston rings. It is especially suited for those restoring or upgrading Chrysler, Dodge, Jeep, and Ram vehicles equipped with the 3.6L V6 Pentastar engine, including performance models such as the Dodge Challenger SRT Hellcat and Jeep Grand Cherokee SRT. The rings help maintain engine efficiency, reduce oil consumption, and extend engine life, making them an excellent choice for both daily drivers and performance applications.

MAHLE Aftermarket supplies a broad range of OE-quality engine and service components—engine parts, filters, gaskets, and thermal management—supporting everything from stock maintenance to performance-minded rebuilds. It’s a trusted source when builders want reputable engineering and consistent quality for refreshes, reliability upgrades, and daily-driven performance projects.