What is the benefit of the molybdenum coating on these piston rings?

The molybdenum coating is a hard material that significantly reduces friction between the piston ring and the cylinder wall. This leads to less wear on both components and can help extend the overall service life of your engine.

Are these piston rings a direct replacement for all 6.7L Cummins engines?

This Mahle OE Moly Ring Set is designed to fit a broad range of Dodge and Cummins 6.7L Turbo Diesel vehicles, including specific model years for the Ram 2500, Ram 3500, and other heavy-duty trucks. Always verify fitment for your specific vehicle's year and model.

What does it mean that these rings are 'driven by OE requirements'?

This means Mahle designs these rings to meet or exceed the specifications set by original equipment manufacturers. They focus on aspects like reducing friction, minimizing oil consumption, and ensuring durability, just as the vehicle manufacturers would require for a new engine.

Mahle Piston Rings Moly Ring Set 42140.020

Name: Mahle Rings Dodge / Cummins 6.7L Turbo Diesel 2009 - 2011 Moly Ring Set
Brand: Mahle OE
Price: 204.79 USD
Availability: InStock

Mahle Rings Dodge / Cummins 6.7L Turbo Diesel 2009 - 2011 Moly Ring Set

$204.79

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle OE Moly Ring Set for Dodge/Cummins 6.7L Turbo Diesel. Reduces friction and oil consumption for longer engine life.

Key Features

Fits a wide range of Dodge and Cummins 6.7L Turbo Diesel vehicles from 2007-2017.
Molybdenum coating on the rings helps reduce friction and wear.
Designed to minimize engine oil consumption.
Contributes to a longer service life for the engine.
Built to meet OE requirements for advanced piston ring technology.
Reduces ring mass and internal engine friction.

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Product Details

These Mahle Moly piston rings are built with a molybdenum coating, a tough material known for its low friction properties. This means less wear on your cylinder walls and pistons, which translates to a longer service life for your engine. They're designed to meet the demanding requirements of modern engines, focusing on minimizing oil consumption and reducing internal friction. This set is a solid option for rebuilding or repairing the engine in a variety of heavy-duty trucks.

Mahle has a reputation for advanced piston ring technology, and these rings are no exception. They aim to reduce ring mass and friction without sacrificing sealing performance. This attention to detail helps ensure your engine runs smoothly and efficiently. They are engineered to fit a range of Dodge and Cummins 6.7L Turbo Diesel applications, including models like the Dodge Ram 2500/3500 and Ram 2500/3500 from various years.

When you're working on a diesel engine, especially one with a 6.7L Cummins, getting the right piston rings is crucial for proper sealing and performance. This Mahle set is designed to provide a reliable seal, helping to maintain compression and prevent blow-by. It's a well-built component that contributes to the overall health and longevity of your engine.