Collection: GM ENGINE & DRIVETRAIN PARTS | GM Service Guy

Explore Reliable GM Engine Solutions and Drivetrain Components

Power your GM vehicle's performance with our comprehensive selection of engine and drivetrain parts. From gaskets, timing chains, and camshaft components to pistons, crankshafts, and valve train parts, plus CV axles, driveshafts, differentials, and transmission components — we carry everything needed to keep your Chevrolet, GMC, Buick, Cadillac, or Pontiac running strong.

Our GM engine and drivetrain parts are sourced to meet OEM specifications, delivering a precise fit and long-lasting durability under the most demanding conditions. Whether you're rebuilding a high-mileage engine, replacing a worn CV axle, or restoring drivetrain integrity after a failure, we have the right parts at competitive prices.

Don't let engine or drivetrain issues sideline your vehicle. Browse our full catalog of GM engine and drivetrain components and find exactly what your year, make, and model requires. Fast shipping and quality-assured parts get your build back on track.

High-Quality GM Engine Components

When it comes to maintaining or upgrading your GM vehicle, using genuine GM engine parts is essential for optimal performance. GM engine components are designed to meet rigorous standards, ensuring durability and reliability. Whether you need replacement parts for repairs or are looking to boost your engine’s efficiency, these parts deliver consistent power and longevity. At GM Service Guy, we provide a wide selection of factory-tested GM engine parts that fit perfectly and function seamlessly in your vehicle.

Durable Drivetrain Parts for Smooth Operation

The drivetrain is crucial to your GM vehicle’s performance, transferring power from the engine to the wheels efficiently. By choosing high-quality GM drivetrain parts, you guarantee smoother rides and improved handling. GM Service Guy offers a range of drivetrain components, including transmissions, differentials, and axles, designed specifically to withstand wear and tear. Our parts ensure your vehicle operates reliably under various driving conditions while maintaining peak performance.

Expert Support and Genuine Parts for GM Vehicles

At GM Service Guy, we understand the importance of sourcing genuine parts for your GM engine and drivetrain needs. Our team is committed to helping you find the exact components that match your vehicle’s model and specifications. Backed by expert knowledge and a wide parts inventory, we provide trusted solutions that enhance your vehicle’s lifespan and performance. Choose GM Service Guy for parts that maintain your GM vehicle’s excellence on every drive.

 

306 products

306 products

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  • Engine Re-Ring Kit 2013-2022 Buick,Cadillac,Chevrolet,GMC 2.0L

    Regular price $300.99 USD
    Regular price $476.44 USD Sale price $300.99 USD
    Partsology engine re-ring kit for 2013-2022 Buick, Cadillac, Chevrolet, GMC 2.0L engines, compatible with Envista, Encore, Envision, Enclave.
    Sale
  • Engine Re-Ring Kit 2004-2005 Buick,Chevrolet,Oldsmobile,Pontiac 3.4L

    Regular price $297.99 USD
    Regular price $470.83 USD Sale price $297.99 USD
    Partsology engine re-ring kit for 2004-2005 Buick, Chevrolet, Oldsmobile, Pontiac 3.4L V6 engines, includes rings and components.
    Sale
  • Full Gasket Set 2009-2017 Buick,Chevrolet,GMC,Saturn 3.6L

    Regular price $296.99 USD
    Regular price $470.39 USD Sale price $296.99 USD
    Partsology full gasket set for 2009-2017 Buick, Chevrolet, GMC, Saturn 3.6L engine, with visible gaskets and seals.
    Sale
  • Cylinder Head Gasket set with Head Bolt Kit 2004-2011 Buick,Cadillac,Pontiac 4.6L

    Regular price $296.99 USD
    Regular price $469.77 USD Sale price $296.99 USD
    Partsology cylinder head gasket set with head bolts for 2004-2011 Buick, Cadillac, Pontiac 4.6L engine, shown with gasket and bolts.
    Sale
  • Engine Re-Ring Kit 2004-2005 Buick 3.1L

    Regular price $296.99 USD
    Regular price $469.08 USD Sale price $296.99 USD
    Partsology engine re-ring kit for 2004-2005 Buick 3.1L V6 engines, suitable for Envista, Encore, Envision, and Enclave models.
    Sale
  • For Escalade Tahoe Yukon 4WD 2000-2008 4.8L 5.3L 6.2L V8 946-052 Rear Driveshaft Drive shaft drive shaft

    Regular price $296.84 USD
    Regular price $0.00 USD Sale price $296.84 USD
    Gm Service Guy rear driveshaft for 2000-2008 Cadillac Escalade, Tahoe, Yukon 4WD V8 engine, durable auto replacement part
  • Full Gasket Set 2004-2009 Buick,Cadillac 3.6L

    Regular price $294.99 USD
    Regular price $467.18 USD Sale price $294.99 USD
    Full gasket set for 2004-2009 Buick and Cadillac 3.6L engines by Partsology, showing various gaskets on the packaging.
    Sale
  • Turbo Turbocharger Kit for Engines Chevy Chevrolet Cruze 2011-2019 1.4T

    Regular price $289.99 USD
    Regular price $375.25 USD Sale price $289.99 USD
    VYSN turbocharger kit for Chevy Chevrolet Cruze 2011-2019 1.4T engine, showing turbocharger components and electronic parts.
    Sale
  • Piston Set 2013-2020 Buick,Cadillac,Chevrolet,GMC 2.0L (Oversizes Available)

    Regular price $289.99 USD
    Regular price $459.28 USD Sale price $289.99 USD
    Partsology 2.0L piston set for 2013-2020 Buick, Cadillac, Chevrolet, GMC vehicles, shown with pistons and rings.
    Sale
  • Full Gasket Set 2006-2011 Buick,Chevrolet,Pontiac,Saturn 3.5L-3.9L

    Regular price $285.99 USD
    Regular price $453.06 USD Sale price $285.99 USD
    Full gasket set for 2006-2011 Buick, Chevrolet, Pontiac, Saturn 3.5L-3.9L engines by Partsology, showing various gaskets laid out.
    Sale
  • Engine Re-Ring Kit 2004-2005 Buick,Chevrolet,Oldsmobile,Pontiac 3.4L

    Regular price $283.99 USD
    Regular price $449.55 USD Sale price $283.99 USD
    Partsology engine re-ring kit for 2004-2005 Buick, Chevrolet, Oldsmobile, Pontiac 3.4L V6 engines, suitable for Envista, Encore, Envision, Enclave.
    Sale
  • Engine Re-Ring Kit 1986-1991 Chevrolet 5.7L

    Regular price $276.99 USD
    Regular price $437.85 USD Sale price $276.99 USD
    Engine re-ring kit for 1986-1991 Chevrolet Corvette 5.7L V8 by Partsology, showing the ring components on a clean workspace.
    Sale
  • Engine Rebuild Kit 1992-2001 Chevrolet, Geo, Suzuki 1.6L L4

    Regular price $273.99 USD
    Regular price $432.99 USD Sale price $273.99 USD
    Partsology 1.6L L4 engine rebuild kit for Chevrolet, Geo, Suzuki 1992-2001, includes essential engine components in a bundle.
    Sale
  • Engine Re-Ring Kit 1996-1999 Buick,Chevrolet,Oldsmobile,Pontiac 3.1L

    Regular price $269.99 USD
    Regular price $427.56 USD Sale price $269.99 USD
    Partsology engine re-ring kit for 1996-1999 Buick, Chevrolet, Oldsmobile, Pontiac 3.1L V6 engines, suitable for Envista, Encore, Envision, Enclave
    Sale
  • Full Gasket Set 2004-2005 Buick,Chevrolet,Pontiac 3.8L

    Regular price $268.99 USD
    Regular price $425.43 USD Sale price $268.99 USD
    Partsology full gasket set for 2004-2005 Buick, Chevrolet, Pontiac 3.8L V6 engine, includes engine gaskets for repair.
    Sale
  • Full Gasket Set 2000-2003 Buick,Pontiac 3.8L

    Regular price $268.99 USD
    Regular price $425.55 USD Sale price $268.99 USD
    Full gasket set for 2000-2003 Buick and Pontiac V6 3.8L engines, part of Partsology's engine gasket collection.
    Sale