USA Standard Gear ZMNV27663 Manual Transmission Mainshaft Nut - NV5600

The USA Standard Gear ZMNV27663 is a direct replacement mainshaft nut designed specifically for the NV5600 6-speed manual transmission found in 1998-2005 Dodge Ram diesel trucks. This critical fastener secures the mainshaft assembly and must meet exact OEM specifications for proper torque retention and transmission integrity.

Key Features:

• Precision-manufactured to OEM specifications for the NV5600 transmission
• Direct replacement for worn or damaged mainshaft nuts
• Essential component for transmission rebuilds and mainshaft service
• Manufactured by USA Standard Gear, a trusted name in drivetrain components
• Fits 1998-2005 Dodge Ram trucks equipped with NV5600 6-speed manual transmission

This nut is a critical wear item during transmission overhaul and should be replaced rather than reused to ensure proper clamping force and prevent potential transmission failure. Professional installation and proper torque specifications are recommended for this component.