MAIN BEARINGS

Main bearings are a crucial component in an engine, providing support for the crankshaft and allowing it to rotate smoothly. Without properly functioning main bearings, the engine's performance and durability can be compromised. That's why it's important to choose high-quality main bearings that are specifically designed for your vehicle.

In this category, you'll find a selection of main bearings from top brands like Mahle and Wagler, designed for 2001-2016 GM Duramax 6.6L LB7/LLY/LBZ/LMM/LML engines. Whether you need standard size bearings, bearings with extra clearance, or undersized bearings for a precise fit, we have you covered.

Mahle main bearings are known for their durability and reliability, making them a popular choice among automotive enthusiasts and professionals. With options like the H-Series and P-Series bearings available in different sizes, you can find the perfect fit for your engine's needs.

In addition to main bearings, we also offer thrust washer sets and billet main caps to ensure that your engine gets the support it needs for optimal performance. Wagler WCPC6641 billet main caps provide added strength and stability, giving you peace of mind when pushing your engine to its limits.

Whether you're rebuilding an engine or simply performing maintenance, investing in high-quality main bearings is essential. Explore our selection of main bearings and related components to find the right parts for your GM Duramax engine.