{"product_id":"gates-31540-radiator-cap","title":"Gates 31540 Radiator Cap","description":"\u003ch2\u003eReliable Radiator Cap for Mercedes-Benz Vehicles\u003c\/h2\u003e\u003cp\u003eThe Gates OE Type Radiator Cap 31540 is engineered to maintain optimal pressure in your cooling system. Designed specifically for a wide range of Mercedes-Benz models, this threaded coolant bottle cap ensures a secure seal and consistent performance under varying operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThreaded coolant bottle cap design for secure fitment\u003c\/li\u003e\n\u003cli\u003ePressure rating of 21 psi (18-22 psi SAE range) to maintain system integrity\u003c\/li\u003e\n\u003cli\u003eCompatible with closed coolant recovery systems\u003c\/li\u003e\n\u003cli\u003ePrecise dimensions: 1.18 inch cap depth, 1.64 inch filler neck inside diameter, 2.75 inch filler neck outside diameter\u003c\/li\u003e\n\u003cli\u003eOE performance rating for reliable replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Gates OE Type Radiator Cap Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Type Radiator Cap line from Gates focuses on delivering radiator caps that meet original equipment specifications. This ensures compatibility and performance consistency with factory-installed components. The 31540 cap is part of this line, providing a threaded design that matches the original coolant bottle cap used in many Mercedes-Benz vehicles, supporting closed coolant recovery systems and maintaining proper pressure levels.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Gates 31540 radiator cap features a threaded design with a cap depth of 1.18 inches and a filler neck inside diameter of 1.64 inches, ensuring a precise fit. The filler neck outside diameter measures 2.75 inches, accommodating the specific dimensions required for proper sealing. Rated at 21 psi, this cap maintains the pressure within the closed coolant recovery system, preventing coolant loss and overheating. Its shell diameter is 2.74 inches, aligning with OEM standards for Mercedes-Benz models.\u003c\/p\u003e\u003ch2\u003eCompatible Mercedes-Benz Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mercedes-Benz models including A180, A220, AMG GT series, C-Class (C180, C300, C63 AMG), E-Class (E250, E350, E63 AMG), G-Class (G500, G63 AMG), GLS, GLE, CLA, CLS, SL, and Maybach series\u003c\/li\u003e\n\u003cli\u003eSuitable for vehicles equipped with closed coolant recovery systems requiring a threaded coolant bottle cap\u003c\/li\u003e\n\u003cli\u003eApplicable for various AMG performance models and Sprinter vans\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Cooling System Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents coolant leakage due to improper sealing\u003c\/li\u003e\n\u003cli\u003eMaintains correct system pressure to avoid overheating\u003c\/li\u003e\n\u003cli\u003eEnsures proper coolant recovery in closed systems\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged radiator caps to restore cooling efficiency\u003c\/li\u003e\n\u003cli\u003eHelps prevent air entry that can cause corrosion or system failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Gates 31540 radiator cap, ensure the filler neck is clean and free of debris. Align the threaded cap carefully and tighten securely to maintain the pressure rating of 21 psi. Avoid overtightening to prevent damage to the cap or filler neck threads. Regular inspection of the cap and cooling system is recommended to maintain optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eGates OE Type Radiator Caps are manufactured to meet original equipment standards, ensuring reliable performance and durability. The 31540 cap is tested for pressure retention and fitment accuracy. While specific warranty details are not provided, Gates products typically adhere to industry quality controls and standards for automotive cooling components.\u003c\/p\u003e","brand":"Gates","offers":[{"title":"Default Title","offer_id":52138085712053,"sku":"BBSC-31540","price":29.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZO_31540_Fro.jpg?v=1775231864","url":"https:\/\/www.partcatalog.com\/products\/gates-31540-radiator-cap","provider":"PartCatalog","version":"1.0","type":"link"}