A regear job on your 2025-2026 Ram 2500/3500 6.7L Cummins is only as good as the small parts that go in with it. Our Install Kits selection includes the bearings, seals, shims, and crush sleeves needed to properly set up a differential during a gear swap or rebuild. Using a complete install kit helps ensure correct bearing preload and gear pattern, reducing the risk of premature wear or noise after installation. Whether you're regearing solo or as part of a larger drivetrain build, these kits take the guesswork out of sourcing individual hardware. Shop our top tier selection of install kits today!