



⚙️ Keep your engine running like a pro — tension perfected, noise rejected!
The ACDelco Gold 38158 Drive Belt Tensioner Assembly with Pulley is a premium aftermarket replacement designed to meet or exceed OEM specifications. Crafted from machined aluminum with a black pulley, it ensures precise belt tension for optimal accessory drive system performance. Compatible with General Motors vehicles and most other makes, this quiet, durable tensioner is a top-rated choice trusted by professionals and backed by GM quality standards.








| ASIN | B000C9PFJK |
| Best Sellers Rank | #4,429 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Replacement Belt Tensioners |
| Brand | ACDelco |
| Customer Reviews | 4.6 4.6 out of 5 stars (2,478) |
| Date First Available | October 10, 2007 |
| Exterior | Machined |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item model number | 38158 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 88929140 |
| Model | Drive Belt Tensioner |
| OEM Part Number | 88929140 |
| Product Dimensions | 8.8 x 4.8 x 3.6 inches |
T**G
Required
Good fit, good quality , quiet sound, and good value
R**H
Good quality
Works perfect quieted my noisy belt
V**Z
Fits like OEM
Feels and looks like OEM. This item was a breeze to install and had a much smoother operation than my old one that i had been neglecting to change. It gives the engine a cleaner look and eliminated the slight squeal that the old one was starting to make.
S**T
Good for 2005 Silverado 4.8 V8
Good replacement part for 2005 Silverado 1500 4.8 V8. Works as it should.
B**S
Exact fit,good tension
Great price,the pulley feels kinda cheap,but so far so good,no squeaks.
M**O
Belt tensioner
took about 20 minutes to install works great
C**L
The best replacement for the best price.
Solid, quiet and quality. True ACDelco part for half the price.
W**T
Encountered No Issues
This part was easy to install and fit perfectly in my vehicle.
J**E
Worked great and arrived fast
A**M
منتج ممتاز
S**E
It didn't line up n I ran out of time to return it
S**L
Works well but not cheap. One day delivery which was great and needed.
N**I
اصلي بلد الصتع كندا جمس سييرا 2006
Trustpilot
1 month ago
1 week ago