King Engine Bearings Main Bearing Set

1994–2024 Dodge Ram 2500 / Ram 3500 Diesel 5.9L / 6.7L

Part #: MB7009SI

Overview

The King Engine Bearings Main Bearing Set STD is engineered to provide reliable, high-quality performance for Dodge Ram 2500 and Ram 3500 diesel engines spanning model years 1994 through 2024. Designed specifically for the 5.9L and 6.7L Cummins diesel engines, this main bearing set ensures optimal durability and protection for your engine’s crankshaft. Whether you are rebuilding your engine or performing routine maintenance, King Engine Bearings offers a trusted solution that meets or exceeds OEM standards.

King Engine Bearings has been a leader in the bearing industry since 1960, focusing exclusively on engine bearings to deliver precision-engineered components that enhance engine longevity and performance. This main bearing set is ideal for diesel truck owners, mechanics, and performance enthusiasts seeking dependable engine protection under demanding conditions.

Key Features

King Engine Bearings main bearings are crafted with advanced materials and manufacturing processes to ensure superior wear resistance and strength. Key features include:

• Standard size (STD) main bearings for precise fitment and optimal crankshaft clearance
• Engineered for 5.9L and 6.7L Cummins diesel engines in Dodge Ram 2500 and 3500 models
• High-quality materials that resist fatigue and reduce friction for longer engine life
• Manufactured to meet or exceed OEM specifications for durability and performance
• Corrosion-resistant coatings to protect against engine contaminants and wear
• Consistent dimensional accuracy for reliable engine rebuilds and repairs
• Designed to withstand high loads and thermal stresses typical in diesel applications

Construction & Design

King Engine Bearings utilizes premium bearing alloys and precision manufacturing techniques to produce main bearings that deliver exceptional strength and durability. The bearings feature a multi-layer construction with a robust steel backing and a finely engineered bearing surface designed to minimize friction and wear. This construction ensures reliable performance under the high-pressure, high-temperature conditions common in diesel engines.

Each bearing is carefully inspected and tested to maintain tight tolerances, ensuring a perfect fit and smooth operation within the engine block. The coatings applied to the bearing surfaces enhance corrosion resistance and reduce the risk of premature failure, contributing to longer engine service intervals and improved overall reliability.

Installation & Fitment

This main bearing set is designed for direct replacement in Dodge Ram 2500 and Ram 3500 diesel trucks equipped with 5.9L and 6.7L engines from 1994 through 2024. Installation requires standard engine rebuild procedures, including proper cleaning of bearing surfaces, checking crankshaft journals for wear, and ensuring correct bearing clearances with plastigage or micrometer measurements. No modifications are necessary when using these standard size bearings, making them a straightforward choice for professional mechanics and experienced DIYers alike.

What's Included

• Main bearing set (standard size) for Dodge Ram 2500 / 3500 5.9L and 6.7L diesel engines
• Precision-engineered bearings for all main journals
• Packaging with part number MB7009SI for easy identification

Ideal For

This King Engine Bearings main bearing set is ideal for diesel truck owners performing engine rebuilds, overhauls, or maintenance on Dodge Ram 2500 and 3500 models with 5.9L or 6.7L Cummins engines. It is also well-suited for professional mechanics and performance enthusiasts seeking reliable, OEM-quality bearings that ensure engine longevity and smooth operation under heavy-duty conditions.

King Engine Bearings specializes in engine bearings with a strong footprint in performance and racing, developing advanced bearing materials and designs for high-load engines. Builders and racers rely on King for main and rod bearings engineered to handle higher cylinder pressures and sustained RPM without sacrificing reliability.