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Radiator Cap - Mopar (55116897AA)
Radiator Cap - Mopar (55116897AA)
The Radiator Cap - Mopar (55116897AA) is a Genuine OEM cooling system component designed to maintain the proper pressure within the vehicle’s radiator and cooling system. This small but essential part helps regulate coolant pressure, ensuring the engine operates within its optimal temperature range while preventing coolant loss and overheating.
Manufactured by Mopar, the official parts division for Chrysler, Dodge, Jeep, and Ram vehicles, this radiator cap is engineered to meet the exact specifications required by the vehicle’s cooling system. The OEM design ensures proper sealing and pressure regulation, which are critical for maintaining consistent coolant circulation and engine temperature control.
The radiator cap typically features a high-strength metal construction combined with a durable internal spring and sealing gasket. This design allows the cap to maintain a specific pressure level inside the radiator. By increasing system pressure, the cap raises the boiling point of the coolant, helping the engine cooling system operate efficiently even under heavy load or high-temperature conditions.
Over time, radiator caps can become worn, corroded, or lose their ability to maintain proper pressure. A failing cap may cause coolant leaks, overheating issues, or inconsistent cooling system performance. Replacing a worn radiator cap with the Mopar 55116897AA helps restore proper cooling system pressure and ensures reliable engine temperature management.
For professional technicians and automotive mechanics, using a genuine Mopar radiator cap ensures compatibility with the vehicle’s cooling system specifications. For DIY vehicle owners, the OEM design allows for a quick and simple replacement, helping maintain the proper performance and safety of the cooling system.
Key Features and Benefits
• Genuine Mopar OEM radiator cap designed for precise cooling system compatibility
• Maintains correct cooling system pressure for efficient engine temperature control
• Durable metal construction with internal spring and sealing gasket
• Helps raise coolant boiling point to improve cooling system performance
• Direct replacement for worn, leaking, or malfunctioning radiator caps
• Supports reliable engine cooling and helps prevent overheating
If your cooling system is experiencing pressure loss or coolant issues, the Radiator Cap - Mopar (55116897AA) provides the OEM-quality fit, reliability, and performance trusted by professional technicians and experienced DIY vehicle owners.
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Product Details
Description
Radiator Cap - Mopar (55116897AA)
The Radiator Cap - Mopar (55116897AA) is a Genuine OEM cooling system component designed to maintain the proper pressure within the vehicle’s radiator and cooling system. This small but essential part helps regulate coolant pressure, ensuring the engine operates within its optimal temperature range while preventing coolant loss and overheating.
Manufactured by Mopar, the official parts division for Chrysler, Dodge, Jeep, and Ram vehicles, this radiator cap is engineered to meet the exact specifications required by the vehicle’s cooling system. The OEM design ensures proper sealing and pressure regulation, which are critical for maintaining consistent coolant circulation and engine temperature control.
The radiator cap typically features a high-strength metal construction combined with a durable internal spring and sealing gasket. This design allows the cap to maintain a specific pressure level inside the radiator. By increasing system pressure, the cap raises the boiling point of the coolant, helping the engine cooling system operate efficiently even under heavy load or high-temperature conditions.
Over time, radiator caps can become worn, corroded, or lose their ability to maintain proper pressure. A failing cap may cause coolant leaks, overheating issues, or inconsistent cooling system performance. Replacing a worn radiator cap with the Mopar 55116897AA helps restore proper cooling system pressure and ensures reliable engine temperature management.
For professional technicians and automotive mechanics, using a genuine Mopar radiator cap ensures compatibility with the vehicle’s cooling system specifications. For DIY vehicle owners, the OEM design allows for a quick and simple replacement, helping maintain the proper performance and safety of the cooling system.
Key Features and Benefits
• Genuine Mopar OEM radiator cap designed for precise cooling system compatibility
• Maintains correct cooling system pressure for efficient engine temperature control
• Durable metal construction with internal spring and sealing gasket
• Helps raise coolant boiling point to improve cooling system performance
• Direct replacement for worn, leaking, or malfunctioning radiator caps
• Supports reliable engine cooling and helps prevent overheating
If your cooling system is experiencing pressure loss or coolant issues, the Radiator Cap - Mopar (55116897AA) provides the OEM-quality fit, reliability, and performance trusted by professional technicians and experienced DIY vehicle owners.
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Shipping Policy
Shipping Time Please allow 24-48 hours for us to process your order. Most in stock orders will arrive within 7-10 business days within the contiguous U.S. If we are out of stock of an item ordered we will order it from our distribution center warehouse which can add an additional 7-10 days to your delivery date... Check out our Shipping Policy for more details.
Return Policy
All sales are final for Vintage Parts, No returns can be accepted... Check out our Return Policy for more details.
Mopar Original Parts is a factory-authorized source for genuine OEM Mopar parts and accessories covering Jeep, Ram, Dodge, and Chrysler. Whether you are replacing a Wrangler suspension component, a Ram 1500 brake assembly, or a Grand Cherokee sensor, every part we ship comes from dealership inventory with the manufacturer's warranty intact and is priced below MSRP. Use the vehicle selector to filter by year, model, and trim so you order the correct part the first time. Not sure which part number you need? Call us now and a parts specialist will verify fitment by VIN.