HomeBelts and Cooling > Hoses and PipesDayco 74335 Radiator Coolant Hose - Lower
Part #: 74335

Dayco 74335 Radiator Coolant Hose - Lower

Curved Radiator Hose, Lower
⚙️ 6 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Curved Radiator Hose, Lower
🚗Fitment: Ford, F-250 Super Duty and F-350 Super Duty
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Cooling Solution for Ford Super Duty Trucks

The Dayco Curved Radiator Hose 74335 is designed specifically for Ford F-250 Super Duty and F-350 Super Duty models. This radiator coolant hose ensures efficient coolant flow and helps maintain optimal engine temperature under demanding conditions.

  • Compatible with Ford F-250 Super Duty and F-350 Super Duty
  • Part number 74335 for precise fitment
  • Curved design to match factory specifications
  • Durable construction for long-lasting performance
  • Engineered to withstand high temperatures and pressure

About the Dayco Curved Radiator Hose Line

The Curved Radiator Hose line by Dayco offers hoses shaped to fit specific vehicle cooling systems without modification. This product line focuses on delivering hoses that replicate original equipment geometry, ensuring proper coolant flow and ease of installation. The curved design of the 74335 hose supports the routing requirements of Ford Super Duty trucks, maintaining system integrity and preventing leaks.

Product Details and Compatibility

The Dayco 74335 radiator coolant hose is engineered to meet the cooling system demands of Ford F-250 Super Duty and F-350 Super Duty trucks. Its curved shape aligns with the factory hose routing, reducing stress on connections and improving coolant circulation. Constructed from materials designed to resist heat, pressure, and wear, this hose supports reliable engine cooling performance in heavy-duty applications.

Common Applications and Problem Solving

  • Replacement for cracked or leaking radiator hoses
  • Solves overheating issues caused by coolant leaks
  • Addresses coolant flow restrictions due to hose deformation
  • Prevents coolant contamination from hose deterioration
  • Restores proper coolant system pressure and circulation

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose. Verify that the Dayco 74335 hose matches the original hose shape and length. Use appropriate clamps to secure the hose ends and check for leaks after installation. Proper hose routing is essential to avoid kinks or contact with moving parts.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 74335 to meet or exceed OEM standards for durability and performance. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to ensure reliability in demanding automotive environments.

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2019FordF-250 Super Duty6.7LV8LowerCurved Radiator Hose
2019FordF-350 Super Duty6.7LV8LowerCurved Radiator Hose
2018FordF-250 Super Duty6.7LV8LowerCurved Radiator Hose
2018FordF-350 Super Duty6.7LV8LowerCurved Radiator Hose
2017FordF-250 Super Duty6.7LV8LowerCurved Radiator Hose
2017FordF-350 Super Duty6.7LV8LowerCurved Radiator Hose

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.