Tillman Dodge Cummins 6743A 5th Gear Locknut Wrench Alternative
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Tillman Dodge Cummins 6743A 5th Gear Locknut Wrench Alternative – NV4500 Mainshaft Service Tool
The Tillman Dodge Cummins 6743A 5th Gear Locknut Wrench Alternative is a heavy‑duty specialty tool engineered for fast, safe, and efficient mainshaft service on Dodge NV4500 transmissions. This wrench makes it easy to remove or install the mainshaft 5th‑gear locknut, saving time, reducing effort, and preventing damage during in‑vehicle or bench repairs.
Whether you’re replacing the fifth gear, performing full mainshaft service, or completing a transmission rebuild, this tool provides the secure engagement and leverage needed for professional‑grade results.
Built from premium, high‑quality steel, the wrench offers exceptional wear resistance, anti‑corrosion performance, and long‑term durability—ensuring reliable service life in demanding shop environments.
This tool is an alternative to Mopar 6743 and 6743A.
Applications
- 1994–2004 Dodge NV4500 4x4 (29 spline)
- 1994–2004 Dodge NV4500 4x2 (31 spline)
- New Venture NV4500HD models
- Cummins Diesel
- V‑10 Powered Dodge RAM
Key Features
- Removes and installs NV4500 mainshaft 5th‑gear locknut
- Essential for all mainshaft service and 5th‑gear replacement
- Heavy‑duty steel construction for strength and longevity
- Wear‑resistant and anti‑corrosion finish
- Suitable for both in‑vehicle and bench transmission repairs
- Alternative to Mopar 6743 / 6743A
Need Mopar Essential Automotive Tools?
If you’re searching for a specific Mopar tool and don’t see it in our catalog, we’re here to help. 📧 Contact us at sales@tillmantools.com — our knowledgeable team will guide you to the correct tool for your repair.
Tillman Tools carries one of the largest online inventories of Mopar Dodge, Chrysler, and Jeep specialty tools.
Your Source for Hard‑to‑Find Specialty Tools
We also offer a wide selection of:
- Automotive specialty tools
- Heavy‑duty engine tools
- High‑end electrician tools
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- Forestry tools and industrial equipment
With FREE shipping on select items, Tillman Tools supports authorized repair shops, independent garages, and DIY enthusiasts with reliable tools to get the job done right. Our inventory also includes specialty tools for Harley‑Davidson, Ducati, and Suzuki, ensuring professional‑grade results across all applications.