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โ๏ธ Upgrade your ride with GM precision โ silence the noise, feel the power!
The GM Genuine Parts 12560345 Air Conditioning Drive Belt Tensioner is a direct OEM replacement designed to restore your GM vehicleโs accessory drive belt system. Manufactured to exact GM specifications, it ensures perfect fit, form, and function while eliminating noisy tensioner pulley sounds. Included mount bolts simplify installation, and the part is backed by a 24-month unlimited mile warranty, making it a reliable choice for both professional mechanics and DIY enthusiasts.








| ASIN | B007Q13BZ2 |
| Belt Style | Serpentine or V-ribbed |
| Best Sellers Rank | #1,202,603 in Automotive ( See Top 100 in Automotive ) #2,218 in Automotive Replacement Belt Tensioners |
| Brand | GM GENUINE PARTS |
| Brand Name | GM GENUINE PARTS |
| Color | Black |
| Compatible Devices | Car |
| Customer Reviews | 4.8 out of 5 stars 73 Reviews |
| Global Trade Identification Number | 00707773947401 |
| Included Components | Funnel |
| Item Type Name | Drive Belt Tensioner |
| Item Weight | 0.93 Pounds |
| Manufacturer | ACDelco |
| Number of Items | 1 |
| Part Number | 12560345 |
| Style Number | 12560345 |
| UPC | 707773947401 |
| Unit Count | 1.0 Count |
| Warranty Description | 24 Month / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
W**R
Perfect fit for 2002 Corvette
Perfect fit and OEM replacement part for C5 Corvette. 37 ft lbs torque is the spec for the bolt. Depending on your sockets and extensions this can be relatively easy from top or bottom... It's a small space to work in but doable. Fixed my worn out noisy tensioner!
S**6
OEM Quality part!!!
OEM quality part!!! Perfect fit came with new bolt. Packaged in OEM packagin. Arrived earlier than expected. Outstanding seller. Will purchase from seller again.
J**S
BUY HERE
GREAT STUFF
A**N
Delivered as described
Got part, brand new, just as described
D**D
2001 Corvette
Product worked perfect. Direct fit
G**N
Right fit for my 2001 Corvette Z06
Looks like a genuine AC Delco part... fit like it should and was easy to install. All you need for this is a 13mm socket with a ~6" extension and a 15mm wrench to create slack in the pulley.
R**S
Perfect fit exact replacement
Installed this on my 1998 corvette over the weekend, it fit and looked exactly like the origional factory tensioner. It even came with a brand new bolt to install it. Very pleased with the quality of the part so far. If the part fails I will update my review at that time, but I see no reason why it should.
S**B
Superb
Superb
Trustpilot
2 days ago
2 months ago