GM Genuine Parts Passenger Side Engine Timing Chain Idler Sprocket
OE
Pack of 1

GM Genuine Parts Passenger Side Engine Timing Chain Idler Sprocket

GM Part #12612838

ACDelco Part #12612838

MSRP$113.03*

GM Genuine Parts Engine Timing Idler Sprocket 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 Timing Idler Sprocket 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

Inside Diameter0.453 in / 11.5 mm
ClassificationOE
Outside Diameter3.031 in / 77 mm
Thickness At Teeth0.317 in / 8.06 mm
Width1.628 in / 41.35 mm
Flanged EndYes
MaterialSteel
Tooth Quantity55

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)
ATSLuxury, Performance, Premium, V2013, 2014, 2015, 2016, 2017, 2018, 2019
CT4V Blackwing2022, 2023, 2024, 2025, 2026
CTSBase, Luxury, Performance, Premium, Vsport, Vsport Premium, Vsport Premium Luxury2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
SRX2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016
STS2007, 2008, 2009, 2010, 2011