

GM Genuine Parts Belt Tensioner Pulley Spacer
GM Part #12550090
About this product
GM Genuine Parts Belt Tensioner Pulley Spacers 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 - 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
12 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.
| Model | Body Style | Trim | Year(s) |
|---|---|---|---|
| Astro | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 | ||
| Avalanche | 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Avalanche 1500 | 2002, 2003, 2004, 2005, 2006 | ||
| Avalanche 2500 | 2002, 2003, 2004, 2005, 2006 | ||
| Blazer | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 | ||
| C1500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C1500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C2500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| C2500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C3500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| C3500HD | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 | ||
| C4500 Kodiak | 2003, 2004, 2005, 2006, 2007, 2008, 2009 | ||
| C5500 Kodiak | 2003, 2004, 2005, 2006, 2007, 2008, 2009 | ||
| Colorado | 2009, 2010, 2011, 2012 | ||
| Express 1500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Express 2500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| Express 3500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| Express 4500 | 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| K1500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K1500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K2500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| K2500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K3500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| P30 | 1996, 1997, 1998, 1999 | ||
| S10 | 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 | ||
| S10 Blazer | 1991, 1992, 1993, 1994 | ||
| SSR | 2003, 2004, 2005, 2006 | ||
| Silverado 1500 | 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Silverado 1500 Classic | 2007 | ||
| Silverado 1500 HD | 2001, 2002, 2003, 2004, 2005, 2006 | ||
| Silverado 1500 HD Classic | 2007 | ||
| Silverado 2500 | 1999, 2000, 2001, 2002, 2003, 2004 | ||
| Silverado 2500 HD | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 | ||
| Silverado 2500 HD Classic | 2007 | ||
| Silverado 3500 | 2001, 2002, 2003, 2004, 2005, 2006 | ||
| Silverado 3500 Classic | 2007 | ||
| Silverado 3500 HD | 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 | ||
| Suburban 1500 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Suburban 2500 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Suburban 3500 HD | 2016, 2017, 2018, 2019 | ||
| Tahoe | 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Trailblazer | 2006, 2007, 2008, 2009 | ||
| Trailblazer EXT | 2003, 2004, 2005, 2006 |
GM Genuine Parts Belt Tensioner Pulley Spacer
GM Part #12550090
GM Genuine Parts Belt Tensioner Pulley Spacers 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
- GM regularly updates production and service part designs to integrate new materials and technologies
Pack of 1
About this product
GM Genuine Parts Belt Tensioner Pulley Spacers 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 - 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
12 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.
| Model | Body Style | Trim | Year(s) |
|---|---|---|---|
| Astro | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 | ||
| Avalanche | 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Avalanche 1500 | 2002, 2003, 2004, 2005, 2006 | ||
| Avalanche 2500 | 2002, 2003, 2004, 2005, 2006 | ||
| Blazer | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 | ||
| C1500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C1500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C2500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| C2500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| C3500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| C3500HD | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 | ||
| C4500 Kodiak | 2003, 2004, 2005, 2006, 2007, 2008, 2009 | ||
| C5500 Kodiak | 2003, 2004, 2005, 2006, 2007, 2008, 2009 | ||
| Colorado | 2009, 2010, 2011, 2012 | ||
| Express 1500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Express 2500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| Express 3500 | 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| Express 4500 | 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 | ||
| K1500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K1500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K2500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| K2500 Suburban | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999 | ||
| K3500 | 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000 | ||
| P30 | 1996, 1997, 1998, 1999 | ||
| S10 | 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004 | ||
| S10 Blazer | 1991, 1992, 1993, 1994 | ||
| SSR | 2003, 2004, 2005, 2006 | ||
| Silverado 1500 | 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Silverado 1500 Classic | 2007 | ||
| Silverado 1500 HD | 2001, 2002, 2003, 2004, 2005, 2006 | ||
| Silverado 1500 HD Classic | 2007 | ||
| Silverado 2500 | 1999, 2000, 2001, 2002, 2003, 2004 | ||
| Silverado 2500 HD | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 | ||
| Silverado 2500 HD Classic | 2007 | ||
| Silverado 3500 | 2001, 2002, 2003, 2004, 2005, 2006 | ||
| Silverado 3500 Classic | 2007 | ||
| Silverado 3500 HD | 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 | ||
| Suburban 1500 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Suburban 2500 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 | ||
| Suburban 3500 HD | 2016, 2017, 2018, 2019 | ||
| Tahoe | 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 | ||
| Trailblazer | 2006, 2007, 2008, 2009 | ||
| Trailblazer EXT | 2003, 2004, 2005, 2006 |