Mahle OE Moly Ring Set

2011–2017 Dodge Challenger / Charger / Ram / Jeep Grand Cherokee / Chrysler 300

42156CP.010

Overview:

The Mahle OE Moly Ring Set is a premium piston ring solution engineered to meet or exceed original equipment manufacturer (OEM) standards for a wide range of Dodge, Chrysler, Jeep, and Ram vehicles from 2011 to 2017. Designed for enthusiasts and professional rebuilders alike, these piston rings deliver superior sealing performance, reduced friction, and enhanced durability. Whether you are restoring a muscle car or upgrading a daily driver, Mahle’s OE Moly rings provide reliable engine protection and improved efficiency.

Crafted to reduce oil consumption and extend engine life, this ring set is ideal for engines requiring precise fitment and advanced material technology. It supports optimal combustion chamber sealing, helping maintain compression and power output while minimizing blow-by gases.

Key Features:

Mahle OE Moly piston rings incorporate cutting-edge technology to ensure long-lasting performance and reliability. Key features include:

• Advanced molybdenum coating for superior wear resistance and reduced friction
• Precision-engineered to OE specifications for exact fit and optimal sealing
• Designed to minimize engine oil consumption and reduce emissions
• Lightweight ring mass to improve engine responsiveness and efficiency
• Enhanced durability for extended service intervals and engine longevity
• Compatible with a wide range of factory and performance engine builds
• Manufactured using state-of-the-art materials and quality control processes
• Ideal for both naturally aspirated and forced induction applications

Construction & Design:

Mahle OE Moly rings are constructed from high-grade steel alloys, precision-machined to tight tolerances for consistent performance. The molybdenum coating applied to the ring face provides a hard, wear-resistant surface that reduces friction against the cylinder wall, enhancing ring life and maintaining optimal sealing throughout the engine’s operating cycle. This coating also helps prevent scuffing and scoring, common issues in high-performance or high-mileage engines.

The rings are designed to balance strength and flexibility, allowing them to conform perfectly to cylinder bore imperfections while maintaining a tight seal. This engineering reduces blow-by and oil consumption, contributing to cleaner combustion and improved fuel economy.

Installation & Fitment:

The Mahle OE Moly Ring Set is designed for direct fitment on a broad range of Dodge, Chrysler, Jeep, and Ram models, including popular muscle cars and trucks equipped with factory or performance engines. Installation requires standard piston ring installation tools and adherence to manufacturer torque and clearance specifications. No modifications are necessary when installed on compatible engines, ensuring a straightforward rebuild or upgrade process.

Fitment includes but is not limited to:

• Dodge Challenger (2011–2017), including SRT Hellcat and Scat Pack variants
• Dodge Charger (2012–2017), including SRT Hellcat and R/T models
• Chrysler 300 (2012–2014) in various trims
• Jeep Grand Cherokee (2012–2017), including SRT and Trailhawk models
• Ram 1500 (2012–2013), Ram 2500 and 3500 (2014–2015) in multiple trims

What's Included:

• Complete set of molybdenum-coated piston rings tailored for specific engine applications
• Compression rings and oil control rings engineered for optimal sealing and oil management
• Installation instructions and specifications (where applicable)

Ideal For:

This Mahle OE Moly Ring Set is perfect for automotive enthusiasts, professional engine builders, and mechanics seeking a reliable, OE-quality piston ring upgrade or replacement. It is especially suited for:

• Engine rebuilds and overhauls on Dodge, Chrysler, Jeep, and Ram vehicles
• Performance upgrades requiring enhanced ring durability and reduced friction
• Restoration projects aiming to maintain factory-level engine efficiency and longevity
• Daily drivers and muscle cars needing improved oil control and compression sealing

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.