GM Genuine
GM Genuine 12673657 Belt Tensioner
In stock — ships from our warehouse
$182.82
Confirm this fits your vehicle
Cross-check the compatibility table below before you order, or jump to the fitment list.
SKU GMGENUINE12673657
Description
This GM Genuine 12673657 Belt Tensioner is a direct-fit replacement for the 2017-2022 Chevrolet Silverado 2500HD (6.6L Duramax V8 Diesel). Fits LTZ HD, T1XX trims. It maintains correct tension on the accessory drive belt, preventing slipping, squealing, and premature belt wear.
Why choose this part:
- Direct fit for 2017-2022 Chevrolet Silverado 2500HD (6.6L Duramax V8 Diesel)
- Belt Tensioner designed to OEM specifications for reliable, consistent performance
- Held in stock across our Australian and American warehouses for fast shipping
Part number: GM Genuine 12673657
Confirmed fitment
| Years | 2017–2022 |
|---|---|
| Make | Chevrolet |
| Model | Silverado 2500HD |
| Trim | LTZ HD |
| Engine | 6.6L Duramax V8 Diesel |
Shipping & returns
Ships from stock
In-stock items ship within 2 business day from our warehouse.
30-day returns
Wrong part or changed your mind — return within 30 days.
Need help?
Talk to our parts counter before you order if you're unsure about fitment.
