Viscous Fan Clutch for John Deere Tractors 8420 8420T Ref RE184071 - 74712517

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Viscous Fan Clutch for John Deere Tractors 8420 8420T Ref RE184071 - 74712517

Engine cooling fan viscous clutch part number 74712517 for John Deere agricultural tractors model 8420 (up to serial number 15166) and 8420T (up to serial number 902387). Direct cooling system replacement manufactured to match original equipment specifications, fully compatible with OEM part number RE184071.

Thermodynamic Automated Engagement
Fuel Economy & Drag Reduction
Heavy-Duty Reliability

€479.00VAT incl.

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Description

Key features

Thermodynamic Automated EngagementThermosensitive internal silicone fluid smoothly engages the fan blades only when necessary, preventing overheating during intense draft operations.

Fuel Economy & Drag ReductionEliminates continuous fan drag under moderate engine temperatures, freeing engine horsepower, lowering fuel consumption, and damping fan noise.

Heavy-Duty ReliabilityEngineered with reinforced bearings and high-grade seals built to endure harsh agricultural environments, severe vibration, and fine field dust.

Exact Direct OEM FitmentFabricated strictly to original John Deere RE184071 bolt patterns, pilot dimensions, and dynamic balance specifications.

Specifications

Product Code	74712517
Component Type	Viscous fan clutch / Thermostatic fan drive
Engagement Mechanism	Thermodynamic progressive torque transfer via silicone fluid
John Deere OEM Reference	RE184071