2017-2023 Silverado Sierra 4X4 6L80 W/ NQH Transfer Case Chain

This Genuine OEM auto part, the 19133129, is a brand new and genuine product in OEM manufacturers packaging. It is the same part sold at the new car dealership and is not aftermarket. Designed for the 2017-2023 Silverado and Sierra models with 4X4 and equipped with the 6L80 transmission and NQH transfer case, this part is a transfer case chain. It plays a crucial role in transferring power from the transmission to the transfer case, enabling smooth and efficient operation of the 4X4 system.

The Genuine OEM 19133129 part resolves the problem of a worn or damaged transfer case chain in the Silverado and Sierra 4X4 vehicles. Over time, the transfer case chain can experience wear and stretch, leading to issues such as chain slippage, abnormal noises, and reduced performance of the 4X4 system. By replacing the old chain with the Genuine OEM 19133129, users can restore the reliable and precise power transfer required for optimal 4X4 functionality.

To replace the existing transfer case chain with the 19133129, follow these step-by-step instructions:

Installation Instructions:

1. Gather the necessary tools: socket set, torque wrench, transfer case fluid, and a drain pan.
2. Elevate the vehicle using a jack and secure it with jack stands.
3. Locate the transfer case beneath the vehicle.
4. Place the drain pan under the transfer case to catch any fluid.
5. Remove the transfer case fluid drain plug and allow the fluid to drain completely.
6. Identify the transfer case chain and locate the chain tensioner.
7. Using the socket set, remove the bolts securing the chain tensioner.
8. Release the tension on the old chain and remove it from the transfer case.
9. Take the Genuine OEM 19133129 transfer case chain and thread it through the appropriate sprockets, following the correct routing.
10. Attach the new chain to the chain tensioner and secure it with the bolts.
11. Ensure the chain is properly tensioned according to manufacturer specifications.
12. Refill the transfer case with the recommended fluid.
13. Tighten the drain plug securely.
14. Lower the vehicle from the jack stands.
15. Test the 4X4 system to ensure proper functionality.

The entire replacement process typically takes approximately 2-3 hours to complete. It is recommended to have an intermediate level of mechanical skill and familiarity with working underneath vehicles.