2020-2024 GM Duramax 6.6L L5P Gear Packages

Upgrading the ring-and-pinion gears on your 2020-2024 GM Sierra/Silverado 2500/3500 takes a lot of hardware, so we've made it easy with these complete gear packages for your GM truck! Our selection of complete gear packages come with both front and rear gears, install its, and even differential so your GM 2500/3500 gets everything it needs to run more aggressive gears while winning back performance from larger tires. This ensures your truck will be ready for the brutal acceleration and torque delivery to your tires. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.