Demand authentic OEM GM parts for the exceptional quality and performance requirements of your vehicle. The recommended part 21006721 Piston Rings is also referred to as GM Piston Ring. We distribute these components through all certified dealer networks operating across the United States. All products have a 12-month, 12,000-mile warranty. The performance of your vehicle requires original equipment manufacturer components for proper installation. This item fits the following: Saturn SC2, SL2, SC.
The genuine GM part 21006721 provides high-quality Piston Rings performance for sealing the combustion chamber of vehicle engines effectively. A quantity of 4 is required per vehicle. When applied in New the Direct Replacement part provides absolute compatibility with your vehicle to operate perfectly within the engine assembly. A piston ring performs crucial functions in engine efficiency because it creates an effective chamber seal which allows optimal fuel-air mixture burning and simultaneously stops gas leaks and controls engine oil. Engine longevity depends on the design factor that creates optimal sequential balance between friction reduction and sealing efficiency in rings typically built from cast iron or steel materials. Modern engineering has produced slender piston rings that include 1mm top and second rings with 2mm oil control rings which optimize oil management and enable flexible engine piston configurations. Application of plasma-moly and chrome coatings adds durability and heats and wear resistance while maximizing performance outcomes. The genuine GM part includes a factory warranty from GM that protects its reliability and performance. Customers can obtain detailed information about shipping procedures and returns through our Shipping Policy and Return Policy online pages. Selecting this GM component for your vehicle allows you to maintain design integrity while boosting engine operational efficiency so it functions as the essential core for all repair operations.
The ideal choice to make when wanting an assuring quality and a flawless performance is OEM parts. These items are checked closely in terms of quality and designed to fit perfectly into GM's specifications in terms of factory completion making it very easy to install the parts. We have a large stock of OEM GM components, which also come at highly competitive prices in the market. Just in case you need any new original GM parts please be assured that we would provide them to you at your doorstep within a short period of time. In addition to this, all our pieces are covered by the manufacturer's warranty.