USA Standard Gear ZMNV17301 NV4500 3rd & 4th Gear Synchro Hub

The USA Standard Gear ZMNV17301 is a precision-machined replacement synchronizer hub designed for the 3rd and 4th gear position in New Venture NV4500 5-speed manual transmissions. This critical transmission component is engineered to restore smooth gear engagement and proper synchronizer operation in both Chrysler/Dodge and GM applications equipped with the NV4500.

Key Features:

• Direct replacement for worn or damaged 3rd & 4th gear synchro hub
• Fits all 1992-2007 GM and 1992-2005 Dodge NV4500 transmissions
• Precision machined to OE specifications for proper fit and function
• Compatible with both 2WD and 4WD transmission variants
• Inner hub component - requires slider, keys, and springs for complete assembly

The synchronizer hub is one of the most common wear points in the NV4500 transmission, particularly on the leading edge of synchro clutch teeth, mainshaft splines, and front face where the thrust bearing contacts. USA Standard Gear manufactures a complete line of quality transmission components to meet your rebuild and repair needs. This hub is designed for transmissions identified by cast iron case with aluminum top cover and cast markings C18157, C16812, or C23167.