Mahle OE Moly Ring Set

2011–2017 Chrysler 300 / Dodge Challenger / Dodge Charger / Dodge Durango / Jeep Grand Cherokee / Jeep Wrangler / Ram 1500

42155CP.020

Overview:

The Mahle OE Moly Ring Set is a premium piston ring solution engineered to meet or exceed original equipment specifications for a wide range of Chrysler, Dodge, Jeep, and Ram vehicles from 2011 to 2017. Designed for enthusiasts and professional rebuilders alike, these piston rings deliver exceptional durability, reduced friction, and improved oil control to enhance engine efficiency and longevity. Whether you are performing an engine rebuild or upgrading your performance components, Mahle OE piston rings provide reliable sealing and consistent performance under demanding conditions.

Built to OE standards, this ring set is ideal for restoring engine compression and minimizing oil consumption, ensuring your engine runs smoothly and efficiently. It is perfectly suited for high-performance applications including SRT Hellcat and SRT models, as well as daily drivers requiring dependable, long-lasting components.

Key Features:

Mahle OE Moly Ring Sets incorporate advanced technology and precision engineering to optimize engine performance and durability. Key features include:

• OE-quality piston rings designed to meet factory specifications for fit and function
• Molybdenum-coated rings that reduce friction and wear for extended service life
• Enhanced oil control to minimize engine oil consumption and reduce emissions
• Lightweight ring design to improve engine efficiency and responsiveness
• Precision manufacturing ensures consistent ring tension and optimal sealing
• Compatible with a wide range of engines including high-performance HEMI variants
• Durable construction suitable for both street and performance applications
• Corrosion-resistant coatings to protect against harsh operating environments

Construction & Design:

Mahle OE piston rings are crafted using high-grade materials and advanced manufacturing processes to deliver superior durability and performance. The molybdenum coating on the rings provides a hard, low-friction surface that resists scuffing and wear, which is critical for maintaining compression and reducing oil consumption over time. The rings are engineered with precise tolerances to ensure a perfect fit within the cylinder bore, promoting optimal sealing and combustion efficiency.

The lightweight design reduces reciprocating mass, contributing to smoother engine operation and improved fuel economy. Each ring set undergoes rigorous quality control to guarantee consistent performance and reliability, making them a trusted choice for engine rebuilds and upgrades.

Installation & Fitment:

The Mahle OE Moly Ring Set is designed for direct fitment on a broad range of Chrysler, Dodge, Jeep, and Ram vehicles from model years 2011 through 2017. This includes popular models such as the Chrysler 300, Dodge Challenger, Charger, Durango, Jeep Grand Cherokee, Jeep Wrangler, and Ram 1500. The set fits various engine configurations, including high-performance SRT and Hellcat variants, ensuring versatility across multiple applications.

Installation requires standard engine rebuild procedures and should be performed by a qualified technician to ensure proper ring end gap and seating. No modifications are necessary, as these rings are engineered to match OE specifications precisely, facilitating a straightforward replacement process.

What's Included:

• Complete set of molybdenum-coated piston rings tailored for specific engine applications
• Compression rings and oil control rings designed for optimal sealing and oil management
• Installation instructions and specifications for ring end gap and orientation

Ideal For:

This Mahle OE Moly Ring Set is ideal for automotive enthusiasts, professional engine builders, and mechanics performing engine rebuilds or upgrades on Chrysler, Dodge, Jeep, and Ram vehicles. It is especially suited for those seeking OE-level quality and durability in piston rings that reduce friction and oil consumption while enhancing engine longevity. Whether restoring a daily driver or building a high-performance machine, this ring set delivers dependable sealing and performance.

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.