GM Genuine Parts Piston with Pin
OE
Pack of 1

GM Genuine Parts Piston with Pin

GM Part #12709528

ACDelco Part #12709528

MSRP$32.26*

GM Genuine Parts Engine Pistons are designed, engineered, and tested to rigorous standards, and are backed by General Motors.

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle

Pack of 1

About this product

GM Genuine Parts Engine Pistons 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 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies

Product Specifications

OversizedNo
Piston Head TypeDish
Assembly Lubricant IncludedNo
Piston Pin MaterialSteel
Piston MaterialAluminum
Skirt TypePartial
Oil Spacer Ring Thickness0.01 in / 0.26 mm
Ring Outside Diameter2.91 in / 73.97 mm
Top Compression Ring Thickness0.04 in / 1.2 mm
Second Compression Ring Thickness0.04 in / 1.2 mm
Piston Pin Inside Diameter0.39 in / 10.15 mm
Piston Outside Diameter2.91 in / 73.96 mm
Piston Pin Length1.85 in / 47.1 mm
Piston Pin Outside Diameter0.74 in / 19 mm
Oil Ring Thickness0.01 in / 0.4 mm
ClassificationOE
Piston Inside Diameter1.8 in / 45.72 mm
Cylinder Bore Diameter2.91 in / 73.96 mm
Ring Inside Diameter2.71 in / 69 mm
Ring MaterialSpring Steel
Piston Pin Incorporated BearingsYes
Grade TypeStandard Replacement
Skirt Length1.01 in / 25.9 mm

24 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

ModelBody StyleTrimYear(s)
TerrainSLE, SLT2023, 2024, 2025, 2026, 2027