Key Features

• Engine Temperature Regulation — Controls coolant flow to maintain the engine within target operating temperatures, supporting reliable performance from startup through full-load operation.
• Improved Engine Efficiency — Promotes quicker warm-up to optimal temperature, aiding efficient combustion and helping to reduce wear over time.
• Durable Construction — Manufactured to withstand high heat, pressure, and extended operating hours in demanding agricultural, construction, and forestry environments.
• Reliable Cooling System Performance — Ensures consistent coolant circulation to minimize hotspots and prevent overheating under heavy workloads.
• Direct OEM Replacement — Designed to meet John Deere factory specifications for proper fitment and long-term compatibility with eligible equipment.
• Ideal For Routine Maintenance — Suitable for replacing worn or faulty thermostats to restore cooling system reliability and engine performance.

Product Details

• Product Type: Engine Thermostat
• Brand: John Deere
• Part Number: RE554015
• Application: Regulates coolant flow within the engine cooling system to maintain proper operating temperature in compatible John Deere equipment

Compatibility

• Designed for use across a broad range of John Deere agricultural, construction, and forestry machines.
• Examples include:
  • Agricultural Tractors: 6090, 6100, 6105M, 6110M, 6120R, 6130R, 6150M, 6175R, 6195R, 6215R, 6250R
  • Large Row-Crop & 8R Series Tractors: 7210R, 7230R, 7250R, 7270R, 7290R, 7310R, 8120, 8220, 8235R, 8245R, 8270R, 8295R, 8310R, 8320R, 8335R, 8345R, 8370R
  • Articulated & 9R Series Tractors: 9370R, 9410, 9420, 9470, 9520, 9570
  • Combines: S650, S660, S670, S680, S690, S760, S770, S780, S790
• Note: Compatibility may vary depending on engine configuration and serial number. Always confirm with your equipment parts catalogue before ordering.