ACL Engine Crankshaft Main Bearing Set

2002–2010 Dodge Ram 1500 / 2004–2010 Dodge Dakota / 2004–2009 Dodge Durango V6 3.7L

4M7214A-1.00

Overview:

The ACL Engine Crankshaft Main Bearing Set is engineered specifically for Chrysler and Jeep V6 3.7L engines from 2001 onward, providing a precise fit for select Dodge and Jeep models. This bearing set is designed to restore and maintain optimal crankshaft performance by reducing friction and wear between the crankshaft and engine block. Ideal for mechanics, automotive enthusiasts, and professionals performing engine rebuilds or repairs, this set ensures reliable operation and longevity of your engine’s rotating assembly.

Manufactured by ACL, a trusted name in high-performance engine components, this main bearing set offers durability and consistent quality, making it an essential upgrade or replacement part for Dodge Ram 1500, Dakota, and Durango vehicles within the specified model years.

Key Features:

Designed to meet or exceed OEM specifications, the ACL crankshaft main bearing set delivers dependable performance and protection. Key features include:

• Precision-engineered to fit Chrysler/Jeep V6 3.7L engines from 2001 and later
• Compatible with Dodge Ram 1500 (2002–2010), Dakota (2004–2010), and Durango (2004–2009)
• High-quality bearing materials for enhanced wear resistance and durability
• Optimized surface finish to reduce friction and improve oil film retention
• Manufactured under strict quality control standards for consistent performance
• Restores proper crankshaft alignment and clearance for smooth engine operation
• Ideal for engine rebuilds, repairs, and performance maintenance
• Complete set includes all main bearings required for the engine

Construction & Design:

ACL main bearings are crafted from premium materials selected for strength and longevity under demanding engine conditions. The bearing shells feature a multi-layer design that includes a steel backing for structural support, a copper-lead or tri-metal overlay for load capacity, and a specialized surface coating to minimize wear and friction. This construction ensures excellent conformability and embedability, allowing the bearings to accommodate minor crankshaft imperfections while maintaining oil clearance.

Each bearing is precision machined to exact tolerances, ensuring a perfect fit within the engine block and around the crankshaft journals. This meticulous engineering reduces the risk of premature bearing failure and contributes to smoother engine performance and extended service life.

Installation & Fitment:

The ACL Engine Crankshaft Main Bearing Set is designed for direct replacement in compatible Dodge and Jeep V6 3.7L engines. Installation requires standard engine rebuild procedures, including proper cleaning of bearing surfaces, checking crankshaft journal condition, and measuring clearances with plastigage or micrometers. No modifications are necessary when installing this bearing set on the specified vehicle models and years.

Professional installation is recommended to ensure correct bearing clearance and alignment, which are critical for engine reliability and performance. This bearing set fits the following vehicles:

• Dodge Ram 1500 (2002–2010)
• Dodge Dakota (2004–2010)
• Dodge Durango (2004–2009)

What's Included:

• Complete set of main bearings for Chrysler/Jeep V6 3.7L engine
• Precision-matched bearing shells for all main journals
• Installation instructions and specifications (where applicable)

Ideal For:

This ACL main bearing set is ideal for automotive technicians, engine rebuilders, and enthusiasts performing maintenance or repairs on Dodge Ram 1500, Dakota, and Durango models equipped with the 3.7L V6 engine. It is especially suited for those seeking a reliable, OEM-quality replacement bearing set to restore engine smoothness and durability during rebuilds or overhaul projects.

ACL Race Series is known for performance engine bearings used across motorsports, with rod and main bearing options engineered for durability under high load and heat. Their positioning centers on racing-focused design, metallurgy, and engineering intended to stand up to demanding competition engines.