Availability: 9 in stock
GM Genuine Parts Engine Piston Rings are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE). ⚠ WARNING: Cancer and Reproductive Harm –
| Brand |
ACDelco |
|---|---|
| Part Number (MPN) |
12644928 |
| SKU |
12644928 |
| UPC / GTIN |
195491176478 / 00195491176478 |
| Condition |
New |
| Other Names |
12644928 |
| Features & Benefits – Bullet 1 |
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE) |
| Features & Benefits – Bullet 2 |
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors |
| Features & Benefits – Bullet 3 |
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle |
| Features & Benefits – Bullet 4 |
GM regularly updates production and service part designs to integrate new materials and technologies |
| Oil Ring Thickness (in) |
0.014 |
| Oil Ring Thickness (mm) |
0.36 |
| Oil Spacer Ring Thickness (in) |
0.05 |
| Oil Spacer Ring Thickness (mm) |
1.28 |
| Programming Required |
No |
| Ring Material |
Stainless Steel, Cast Iron |
| Ring Outside Diameter (in) |
3.701 |
| Ring Outside Diameter (mm) |
94 |
| Second Compression Ring Thickness (in) |
0.047 |
| Second Compression Ring Thickness (mm) |
1.195 |
| Top Compression Ring Thickness (in) |
0.039 |
| Top Compression Ring Thickness (mm) |
0.99 |
| GM |
12644928 |
