MAHLE 41909.03 PISTON RING SET (.030) FOR 01-10 GM DURAMAX

The MAHLE 41909.03 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 .030-inch oversize to accommodate engine reconditioning.

? Product Overview

• Part Number: 41909.03

• Application: .030" 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: .030" overbore for engine reconditioning

The MAHLE 41909.03 Piston Ring Set is meticulously crafted to meet the demands of the 6.6L Duramax diesel engines found in GM trucks from 2001 to 2010. Designed specifically for overbore applications, this set features a .030-inch oversize that allows for effective engine reconditioning, ensuring optimal performance and longevity.

Constructed with high-quality materials, the top ring is made of ductile iron, which provides superior strength and resistance to wear. The second ring is composed of cast iron, engineered to withstand the rigors of heavy-duty applications. The oil ring assembly, crafted from gas nitride steel (GNS), enhances oil control and reduces friction, contributing to improved engine efficiency. Additionally, the plasma-moly face coating on the rings enhances durability and performance under varying operating conditions.

This piston ring set comes pre-lapped, ensuring immediate seating for quick installation without the need for a lengthy break-in period. Each set includes rings for all cylinders, featuring a standard 4-ring configuration comprising top, second, and oil rings, tailored to promote a seamless fit and reliable operation.

The MAHLE 41909.03 is compatible with various GM models, including the Chevrolet Silverado 2500HD/3500HD, GMC Sierra 2500HD/3500HD, and the Chevrolet Express 2500/3500, among others from 2001 to 2010, along with the Hummer H1 from 2006. With a 1-year limited warranty, this piston ring set promises to deliver trusted performance and durability for your engine rebuild or upgrade needs.

Elevate your vehicle’s engine performance with the MAHLE 41909.03 Piston Ring Set, where quality meets precision Engineering.