⚙️ Keep your GM running like new — precision tension, zero compromise!
The ACDelco GM Original Equipment 12573024 Drive Belt Tensioner is a GM-recommended replacement part designed to maintain optimal drive belt tension. Manufactured to exact GM OE specifications, it guarantees perfect fit, durability, and reliable performance, ensuring your vehicle’s engine operates smoothly and efficiently.
| Manufacturer | ACDelco |
| Brand | ACDelco |
| Model | Belt Tensioner |
| Item Weight | 1.81 pounds |
| Product Dimensions | 11.25 x 4.75 x 4.75 inches |
| Item model number | 12573024 |
| Exterior | Painted |
| Manufacturer Part Number | 12573024 |
| OEM Part Number | 12573024 |
H**R
Works great
Nice to have avery quiet belt again... Great quality and original fit
H**.
great fit
no problems seems to have done good
T**A
Good part
I liked the part but I ordered the wrong one and I will order again thank you ........GM parts are good
M**E
OEM
Exactly the same as the part that came with the 2004 Trailblazer. Easy to install. Vary happy with results.
L**E
OEM is the way to go.
Installed an after market and a new belt and after a couple hours it began to squeak again. Then I installed this OEM belt tensioner and the squeak was magically gone. Even with the AC on full blast.
M**M
Oem
Oem item for GM cars, exact as original part
K**S
PULLY TENSIONER
I Liked THIS BUT TENSION,NOISE LEVEL BUT FINALLY GOT THIS WORKING THANK YOU.
C**N
oem quality part 👍😃 only 1 bolt to remove and install i am very happy with this product
Great part easy to remove and install no more noise when i turn on air conditioner or turn corner im very happy with this part
Trustpilot
2 days ago
4 days ago
