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Engines, Transmissions & Parts

Discover our extensive inventory of 457 tested, high-quality used OEM GMC parts. Every component is rigorously inspected with exact mileage-based pricing, 90-day warranty, and nationwide shipping.

457
Total Parts in Inventory
24
Compatible Models
90 Days
Complete Warranty
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All parts come with 30-180 day warranty and guaranteed quality certification

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Total Inventory

457

Quality GMC parts in stock, from common components to rare discontinued items.

Model Coverage

24

Compatible GMC models across multiple years, ensuring you find the perfect fit.

Warranty

30-180 Days

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2005 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit)

2005 GMC Truck-Sierra 1500

SKU P-241

engine

2005 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit)

$885.5$743.82–$1,044.89 by mileage
2006 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit)

2006 GMC Truck-Sierra 1500

SKU P-242

engine

2006 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit)

$885.5$743.82–$1,044.89 by mileage
2007 GMC Truck-Sierra 1500 (1999 Up) Engine - classic style (creased door skin), 4.3L (VIN X, 8th digit, opt LU3)

2007 GMC Truck-Sierra 1500

SKU P-243

engine

2007 GMC Truck-Sierra 1500 (1999 Up) Engine - classic style (creased door skin), 4.3L (VIN X, 8th digit, opt LU3)

$885.5$743.82–$1,044.89 by mileage
2008 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.8L (VIN C, 8th digit, opt LY2)

2008 GMC Truck-Sierra 1500

SKU P-244

engine

2008 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.8L (VIN C, 8th digit, opt LY2)

$1,334$1,120.56–$1,574.12 by mileage
2009 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

2009 GMC Truck-Sierra 1500

SKU P-245

engine

2009 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

$922.87$775.21–$1,088.99 by mileage
2010 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

2010 GMC Truck-Sierra 1500

SKU P-246

engine

2010 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

$885.5$743.82–$1,044.89 by mileage
2011 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

2011 GMC Truck-Sierra 1500

SKU P-247

engine

2011 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

$885.5$743.82–$1,044.89 by mileage
2012 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

2012 GMC Truck-Sierra 1500

SKU P-248

engine

2012 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

$960.25$806.61–$1,133.1 by mileage
2013 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

2013 GMC Truck-Sierra 1500

SKU P-249

engine

2013 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN X, 8th digit, opt LU3)

$960.25$806.61–$1,133.1 by mileage
2014 GMC Truck-Sierra 1500 (1999 Up) Engine - 5.3L (VIN C, 8th digit, opt L83)

2014 GMC Truck-Sierra 1500

SKU P-250

engine

2014 GMC Truck-Sierra 1500 (1999 Up) Engine - 5.3L (VIN C, 8th digit, opt L83)

$2,642.12$2,219.38–$3,117.7 by mileage
2015 GMC Truck-Sierra 1500 (1999 Up) Engine - 5.3L (VIN C, 8th digit, opt L83)

2015 GMC Truck-Sierra 1500

SKU P-251

engine

2015 GMC Truck-Sierra 1500 (1999 Up) Engine - 5.3L (VIN C, 8th digit, opt L83)

$2,604.75$2,187.99–$3,073.61 by mileage
2016 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

2016 GMC Truck-Sierra 1500

SKU P-252

engine

2016 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

$5,445.25$4,574.01–$6,425.4 by mileage
2017 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

2017 GMC Truck-Sierra 1500

SKU P-253

engine

2017 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

$5,295.75$4,448.43–$6,248.99 by mileage
2018 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

2018 GMC Truck-Sierra 1500

SKU P-254

engine

2018 GMC Truck-Sierra 1500 (1999 Up) Engine - 4.3L (VIN H, 8th digit, opt LV3)

$5,370.5$4,511.22–$6,337.19 by mileage
2019 GMC Truck-Sierra 1500 (1999 Up) Engine - classic style (mirrors mount in window corner), (5.3L, VIN C, 8th digit, opt L83)

2019 GMC Truck-Sierra 1500

SKU P-255

engine

2019 GMC Truck-Sierra 1500 (1999 Up) Engine - classic style (mirrors mount in window corner), (5.3L, VIN C, 8th digit, opt L83)

$3,800.75$3,192.63–$4,484.89 by mileage
1999 GMC Truck-Sierra 2500 (1999 Up) Engine - 5.3L (VIN T, 8th digit, 8-323)

1999 GMC Truck-Sierra 2500

SKU P-256

engine

1999 GMC Truck-Sierra 2500 (1999 Up) Engine - 5.3L (VIN T, 8th digit, 8-323)

$810.75$681.03–$956.69 by mileage
2000 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit, 8-364)

2000 GMC Truck-Sierra 2500

SKU P-257

engine

2000 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit, 8-364)

$1,408.75$1,183.35–$1,662.32 by mileage
2001 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L turbo diesel (VIN 1, 8th digit), California (opt NB6)

2001 GMC Truck-Sierra 2500

SKU P-258

engine

2001 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L turbo diesel (VIN 1, 8th digit), California (opt NB6)

$5,968.5$5,013.54–$7,042.83 by mileage
2002 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), CNG

2002 GMC Truck-Sierra 2500

SKU P-259

engine

2002 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), CNG

$2,156.25$1,811.25–$2,544.38 by mileage
2003 GMC Truck-Sierra 2500 (1999 Up) Engine - 8.1L (VIN G, 8th digit)

2003 GMC Truck-Sierra 2500

SKU P-260

engine

2003 GMC Truck-Sierra 2500 (1999 Up) Engine - 8.1L (VIN G, 8th digit)

$2,679.5$2,250.78–$3,161.81 by mileage
2004 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), CNG

2004 GMC Truck-Sierra 2500

SKU P-261

engine

2004 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), CNG

$2,006.75$1,685.67–$2,367.96 by mileage
2005 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

2005 GMC Truck-Sierra 2500

SKU P-262

engine

2005 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

$1,857.25$1,560.09–$2,191.55 by mileage
2006 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

2006 GMC Truck-Sierra 2500

SKU P-263

engine

2006 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

$1,782.5$1,497.3–$2,103.35 by mileage
2007 GMC Truck-Sierra 2500 (1999 Up) Engine - classic style (creased door skin), 6.0L (VIN U, 8th digit, opt LQ4), CNG

2007 GMC Truck-Sierra 2500

SKU P-264

engine

2007 GMC Truck-Sierra 2500 (1999 Up) Engine - classic style (creased door skin), 6.0L (VIN U, 8th digit, opt LQ4), CNG

$2,604.75$2,187.99–$3,073.61 by mileage
2008 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN K, 8th digit, opt LY6)

2008 GMC Truck-Sierra 2500

SKU P-265

engine

2008 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN K, 8th digit, opt LY6)

$3,053.25$2,564.73–$3,602.84 by mileage
2009 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

2009 GMC Truck-Sierra 2500

SKU P-266

engine

2009 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

$4,548.25$3,820.53–$5,366.94 by mileage
2010 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

2010 GMC Truck-Sierra 2500

SKU P-267

engine

2010 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

$4,996.75$4,197.27–$5,896.17 by mileage
2011 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN G, 8th digit, opt L96)

2011 GMC Truck-Sierra 2500

SKU P-268

engine

2011 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN G, 8th digit, opt L96)

$2,754.25$2,313.57–$3,250.02 by mileage
2012 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN G, 8th digit, opt L96)

2012 GMC Truck-Sierra 2500

SKU P-269

engine

2012 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L (VIN G, 8th digit, opt L96)

$7,463.5$6,269.34–$8,806.93 by mileage
2013 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, CNG (opt LC8)

2013 GMC Truck-Sierra 2500

SKU P-270

engine

2013 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, CNG (opt LC8)

$4,398.75$3,694.95–$5,190.52 by mileage
2014 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, CNG (opt LC8)

2014 GMC Truck-Sierra 2500

SKU P-271

engine

2014 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, CNG (opt LC8)

$5,221$4,385.64–$6,160.78 by mileage
2015 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 8, 8th digit, opt LML)

2015 GMC Truck-Sierra 2500

SKU P-272

engine

2015 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 8, 8th digit, opt LML)

$10,005$8,404.2–$11,805.9 by mileage
2016 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 8, 8th digit, opt LML)

2016 GMC Truck-Sierra 2500

SKU P-273

engine

2016 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.6L (VIN 8, 8th digit, opt LML)

$10,005$8,404.2–$11,805.9 by mileage
2017 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

2017 GMC Truck-Sierra 2500

SKU P-274

engine

2017 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

$2,978.5$2,501.94–$3,514.63 by mileage
2018 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

2018 GMC Truck-Sierra 2500

SKU P-275

engine

2018 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

$2,829$2,376.36–$3,338.22 by mileage
2019 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

2019 GMC Truck-Sierra 2500

SKU P-276

engine

2019 GMC Truck-Sierra 2500 (1999 Up) Engine - 6.0L, gasoline (VIN G, 8th digit, opt L96)

$2,791.62$2,344.96–$3,294.11 by mileage
2001 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L turbo diesel (VIN 1, 8th digit), California (opt NB6)

2001 GMC Truck-Sierra 3500

SKU P-277

engine

2001 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L turbo diesel (VIN 1, 8th digit), California (opt NB6)

$6,080.62$5,107.72–$7,175.13 by mileage
2002 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), CNG

2002 GMC Truck-Sierra 3500

SKU P-278

engine

2002 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), CNG

$2,156.25$1,811.25–$2,544.38 by mileage
2003 GMC Truck-Sierra 3500 (2001 Up) Engine - 8.1L (VIN G, 8th digit)

2003 GMC Truck-Sierra 3500

SKU P-279

engine

2003 GMC Truck-Sierra 3500 (2001 Up) Engine - 8.1L (VIN G, 8th digit)

$2,604.75$2,187.99–$3,073.61 by mileage
2004 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), CNG

2004 GMC Truck-Sierra 3500

SKU P-280

engine

2004 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), CNG

$2,081.5$1,748.46–$2,456.17 by mileage
2005 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

2005 GMC Truck-Sierra 3500

SKU P-281

engine

2005 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

$1,745.12$1,465.9–$2,059.24 by mileage
2006 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

2006 GMC Truck-Sierra 3500

SKU P-282

engine

2006 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN U, 8th digit), gasoline

$1,558.25$1,308.93–$1,838.74 by mileage
2007 GMC Truck-Sierra 3500 (2001 Up) Engine - classic style (creased door skin), 6.0L (VIN U, 8th digit, opt LQ4), CNG

2007 GMC Truck-Sierra 3500

SKU P-283

engine

2007 GMC Truck-Sierra 3500 (2001 Up) Engine - classic style (creased door skin), 6.0L (VIN U, 8th digit, opt LQ4), CNG

$2,679.5$2,250.78–$3,161.81 by mileage
2008 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN K, 8th digit, opt LY6)

2008 GMC Truck-Sierra 3500

SKU P-284

engine

2008 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.0L (VIN K, 8th digit, opt LY6)

$3,053.25$2,564.73–$3,602.84 by mileage
2009 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

2009 GMC Truck-Sierra 3500

SKU P-285

engine

2009 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

$4,099.75$3,443.79–$4,837.71 by mileage
2010 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

2010 GMC Truck-Sierra 3500

SKU P-286

engine

2010 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L (VIN 6, 8th digit, opt LMM)

$5,221$4,385.64–$6,160.78 by mileage
2011 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L, VIN 8 (8th digit opt LML)

2011 GMC Truck-Sierra 3500

SKU P-287

engine

2011 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L, VIN 8 (8th digit opt LML)

$8,883.75$7,462.35–$10,482.82 by mileage
2012 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L, VIN 8 (8th digit opt LML)

2012 GMC Truck-Sierra 3500

SKU P-288

engine

2012 GMC Truck-Sierra 3500 (2001 Up) Engine - 6.6L, VIN 8 (8th digit opt LML)

$11,350.5$9,534.42–$13,393.59 by mileage

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