MAHLE 41909.02 PISTON RING SET (.020) FOR 2001-2010 GM 6.6L DURAMAX ENGINE

The MAHLE 41909.02 is a high-quality piston ring set designed for the 6.6L Duramax diesel engines found in 2001–2010 GM trucks. This set is specifically intended for overbore applications, providing a .020-inch oversize to accommodate engine reconditioning.

? Product Overview

• Part Number: 41909.02

• Application: .020" oversize piston ring set

• Material Composition:

  • Top Ring: Ductile Iron

  • Second Ring: Cast Iron

  • Oil Ring Assembly: Gas Nitride Steel (GNS)

• Coating: Plasma-Moly face coating for enhanced durability

• Pre-Lapped: Yes, for immediate seating without break-in period

• Warranty: 1-year limited warranty

? Vehicle Fitment

This piston ring set is compatible with the following GM models equipped with the 6.6L Duramax diesel engine:

• Chevrolet Silverado 2500HD/3500HD (2001–2010)

• GMC Sierra 2500HD/3500HD (2001–2010)

• Chevrolet Express 2500/3500 (2001–2010)

• GMC Savana 2500/3500 (2001–2010)

• Hummer H1 (2006)

? Package Contents

• Quantity: Set includes rings for all cylinders

• Configuration: Standard 4-ring design (top, second, and oil rings)

• Oversize: .020" overbore for engine reconditioning

The MAHLE 41909.02 Piston Ring Set offers exceptional performance and durability for the 2001-2010 GM 6.6L Duramax diesel engines. Designed specifically for overbore applications with a .020-inch oversize, this piston ring set is ideal for engine reconditioning, ensuring a reliable and efficient operation.

Crafted with precision, the set includes high-quality materials for each component. The top ring is made from ductile iron, providing unmatched strength and resistance to wear. The second ring, constructed of cast iron, complements the top ring's durability while ensuring optimal sealing and performance. The oil ring assembly is made from Gas Nitride Steel (GNS), which enhances its longevity and functionality in high-pressure environments. Each ring features a Plasma-Moly face coating, further increasing its durability and reducing friction, translating to improved engine efficiency.

What sets this piston ring set apart is its pre-lapped feature, allowing for immediate seating without the need for a break-in period. This means quicker installation and less downtime for those working on engine rebuilds or repairs. With a 1-year limited warranty, users can have peace of mind knowing they’re equipped with a dependable and high-quality product.

This piston ring set is compatible with various GM models that house the 6.6L Duramax diesel engine, including the Chevrolet Silverado 2500HD/3500HD, GMC Sierra 2500HD/3500HD, and the Chevrolet Express and GMC Savana vans, ensuring a broad applicability for various trucks and heavy-duty vehicles.

In conclusion, the MAHLE 41909.02 Piston Ring Set is a reliable choice for anyone looking to enhance the performance of their Duramax engine, providing the assurance of quality and effective engine reconditioning.