

⚙️ Keep your engine running smooth with GM’s precision tensioner – because your ride deserves the best!
The GM Genuine Parts 12670574 Drive Belt Tensioner is a spring-loaded pulley assembly engineered and tested to meet strict GM standards. It maintains optimal serpentine belt tension to ensure proper engine function, fits GM vehicles like the Silverado and Suburban perfectly, and is backed by a 4.8-star rating from over 200 customers. This OE-quality part offers durable, quiet performance and easy installation, making it the trusted choice for professional-grade vehicle maintenance.





| ASIN | B01M1B18MY |
| Best Sellers Rank | #76,924 in Automotive ( See Top 100 in Automotive ) #14 in Automotive Timing Belt Tensioners |
| Brand | GM GENUINE PARTS |
| Customer Reviews | 4.8 4.8 out of 5 stars (204) |
| Date First Available | 8 November 2016 |
| Exterior | Machined |
| Item Weight | 971 g |
| Item model number | 12670574 |
| Manufacturer | ACDELCO |
| Manufacturer Part Number | 12670574 |
| Model | Tensioner Asm-Drv Belt |
| OEM Part Number | 12670574 |
| Product Dimensions | 12.7 x 22.86 x 7.62 cm; 970.69 g |
J**S
Tal cual para la Suburban 2016
A**E
Good GM Part, great price discounted for packaging damage, went on easy, quieted front of motor down with this and new serpentine. Went on my 2015 Silverado 1500 5.3 all stock with 130K miles on the original parts. All good 👍👍!
P**T
Exact fit for my engine. No problem installing. Arrived early.
D**S
2015 Chevy Tahoe, very good product, working for 6 months and it's perfect, I recommend it.
T**M
Excelente
Trustpilot
5 days ago
1 month ago