Description
Product Overview
The Gates Premium Molded Heater Hose is a high‑performance coolant hose designed for automotive air‑conditioning systems. Constructed with an EPDM inner tube, synthetic fiber knit reinforcement, and an EPDM outer cover, it offers exceptional durability and flexibility. Certified to meet SAE 20R3 Type EC Class D‑1 and D‑2 specifications, the hose operates reliably from -40°F to 275°F, providing resistance to electrochemical degradation that commonly leads to hose failure.
Usage
This hose is ideal for replacing OEM heater hoses in cars, trucks, and SUVs, especially in high‑heat environments such as engine bays and HVAC assemblies. It serves professional technicians performing routine maintenance as well as DIY owners restoring their vehicle’s cooling system. 
Why Choose Us
Gates brings decades of expertise in fluid transfer solutions, ensuring each hose meets rigorous quality standards. Our molded design replicates OEM dimensions for a seamless fit, while the EPDM construction guarantees long‑term resistance to ozone, heat, and chemicals. Backed by a strong reputation and positive customer reviews, this hose offers peace of mind and dependable performance.
Key Features
- EPDM inner tube and outer cover for superior heat and chemical resistance
- Synthetic fiber knit reinforcement provides strength without sacrificing flexibility
- Meets SAE 20R3 Type EC Class D‑1/D‑2 specifications for OEM compatibility
- Wide operating temperature range: -40°F to 275°F (-40°C to 135°C)
- Engineered to resist electrochemical degradation, extending service life
FAQ
What vehicles are compatible with this heater hose?
The hose fits a broad range of makes and models that use standard Gates heater hose dimensions. Check the OEM part numbers (9240057G05, 9240057G15, 9240086G00, 9240086G10) to confirm compatibility.
Can this hose be used in high‑performance applications?
Yes. Its EPDM construction and fiber reinforcement handle high temperatures and pressures, making it suitable for performance and racing vehicles.
How does the hose resist electrochemical degradation?
The EPDM material is chemically inert, and the molded design eliminates seams where corrosion can begin, significantly reducing the risk of failure.
Is special tooling required for installation?
No special tools are needed. The hose can be installed using standard clamps and fittings commonly used for heater hoses.
What is the warranty on this product?
Gates offers a limited warranty that covers manufacturing defects for a specified period. Refer to the product packaging for exact warranty terms.
Reviews
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