Gates 34775 Engine Coolant Thermostat

Overview of Gates OE Exact Thermostat 34775

The Gates OE Exact Thermostat 34775 is engineered to meet the precise cooling system requirements of select Audi and Volkswagen models. Designed with durable steel and copper materials, this engine coolant thermostat ensures reliable temperature regulation for optimal engine performance.

• Material: Steel and copper construction for durability
• Design: Bottom by-pass with jiggle pin weep hole
• Seal Type: O-ring for secure sealing
• Start to Open Temperature: 95°C (203°F)
• Sealing Flange Outside Diameter: 2.08 inches
• Height Between Flanges: 1.52 inches
• By-Pass Flange Diameter: 0.91 inches
• Includes one jiggle pin/check valve
• Gasket Quantity: 0 (gaskets not included)

Detailed Product Description

The Gates OE Exact Thermostat 34775 is specifically designed for compatibility with various Audi and Volkswagen vehicles, including the A3, A4, A5, A6 series, allroad, Quattro variants, GTI, Passat, Tiguan, Q5, S3, and Eos models. Its bottom by-pass design facilitates efficient coolant flow, while the integrated jiggle pin weep hole helps prevent air lock in the cooling system. The thermostat opens at 95°C (203°F), maintaining optimal engine temperature and preventing overheating or overcooling.

Constructed from steel and copper, this thermostat offers corrosion resistance and long service life. The O-ring seal ensures a tight fit within the housing, minimizing the risk of leaks. With a sealing flange outside diameter of 2.08 inches and a height between flanges of 1.52 inches, it matches OEM specifications for a precise fit.

About the OE Exact Thermostat Product Line

The Gates OE Exact Thermostat line is designed to provide direct replacement parts that meet original equipment specifications. This ensures that the thermostat performs identically to the factory-installed component, maintaining the integrity of the vehicle’s cooling system. The OE Exact Thermostat 34775 is part of this line, offering reliable operation and fitment for Audi and Volkswagen models requiring precise temperature control.

Common Applications and Issues Addressed

• Regulates engine temperature to prevent overheating
• Prevents engine damage caused by coolant flow interruptions
• Eliminates air pockets in the cooling system with jiggle pin design
• Maintains efficient engine warm-up times
• Replaces faulty or worn thermostats in compatible Audi and Volkswagen vehicles

Installation Notes and Tips

• Installation tool is not included; use appropriate tools for removal and installation
• Ensure the O-ring seal is properly seated to prevent leaks
• Verify thermostat orientation with bottom by-pass design during installation
• Check cooling system for air pockets after installation and bleed if necessary

Quality Assurance and Warranty

Gates OE Exact Thermostat 34775 is manufactured to meet strict OEM standards for fit, form, and function. The use of steel and copper materials ensures durability and corrosion resistance. While specific warranty details are not provided here, Gates products typically come with a limited warranty covering defects in material and workmanship. Refer to Gates documentation for exact warranty terms.