Gates 33920 Engine Coolant Thermostat

Gates OE Type Thermostat 33920 Overview

The Gates OE Type Thermostat 33920 is an engine coolant thermostat built for precise temperature control and an OEM-equivalent fit. It is a direct replacement choice for select Suzuki, Chevrolet, and related applications that call for a 180-degree thermostat.

Gates OE Type Thermostats are part of the Gates OE Type line, focused on factory-style fit and stable coolant regulation for everyday driving. For vehicles such as the Suzuki Grand Vitara, Suzuki SX4, and Chevrolet Tracker, this thermostat helps maintain the engine’s operating temperature within the specified range.

Key Features

• OE Type thermostat for factory-style cooling system service
• Start to open temperature: 180°F / 82°C
• Reverse poppet design for the listed applications
• Steel and copper construction
• Jiggle pin weep hole included
• OE Performance comparison rating
• Gates 33920 thermostat for select Suzuki and Chevrolet vehicles

Detailed Description

The Gates 33920 thermostat is engineered as an OE-style engine coolant thermostat with a reverse poppet design and a 180-degree opening point. Its steel and copper construction supports consistent operation in the cooling system, while the jiggle pin weep hole helps with air bleeding during service. Dimensions include a 2.05-inch sealing flange outside diameter, 1.67-inch overall height, and .87-inch height between flanges, supporting an OEM-equivalent fit in the listed applications.

This part cross-references Motorad 421-180 for the same application. It is listed for 2009-2013 Suzuki Grand Vitara, 2007-2013 Suzuki SX4, 2012 Suzuki SX4 Crossover, 1999-2003 Chevrolet Tracker, 1999-2003 Suzuki Vitara, 2000-2002 Suzuki Esteem, and 1996-1998 Suzuki Sidekick. If you are searching for a Gates 33920 thermostat for a Suzuki SX4 or a 180 degree thermostat for a Chevrolet Tracker, this part matches the specified OE temperature requirement.

Common Cooling System Issues Addressed

• Engine running cooler or warmer than the specified operating range
• Delayed warm-up after a cold start
• Temperature fluctuation caused by a worn thermostat
• Cooling system service on vehicles requiring an OE-type 180°F thermostat
• Replacement of a thermostat with leakage or sticking concerns

Installation Notes and Tips

Confirm the engine application, thermostat temperature rating, and housing dimensions before installation. Replace the thermostat only after the cooling system has cooled completely, and inspect the sealing surfaces for corrosion or debris. Because no gasket quantity is listed, verify the required sealing components for your specific vehicle and housing before reassembly.

Compatible with 2009-2013 Suzuki Grand Vitara, 2007-2013 Suzuki SX4, 2012 Suzuki SX4 Crossover, 1999-2003 Chevrolet Tracker, 1999-2003 Suzuki Vitara, 2000-2002 Suzuki Esteem, and 1996-1998 Suzuki Sidekick. The Gates 33920 is a direct-fit OE Type thermostat for these listed applications.

Quality Assurance

Gates OE Type Thermostats are built to provide precise temperature control and leak-free, OEM-equivalent fit for the specified applications. The OE Performance rating reflects a factory-style replacement standard for cooling system service.