Gates 23147 Premium Molded Radiator Coolant Hose Lower Position Black EPDM

The Gates 23147 is a premium factory-molded lower radiator coolant hose engineered to OEM-quality specifications. Pre-shaped for a precise, leak-free fit, this hose is constructed with an EPDM tube, synthetic fiber knit reinforcement, and a heat-, ozone-, and chemical coolant-resistant EPDM cover — delivering reliable, long-lasting performance in demanding cooling system environments.

Gates molded coolant hoses are specifically engineered to resist vacuum collapse, eliminating the need for an internal spring in many applications. The advanced EPDM construction also combats electrochemical degradation, the leading cause of premature hose failure, giving your cooling system dependable protection mile after mile.

Key Features:

• EPDM construction with synthetic fiber knit reinforcement for strength and durability
• Resists vacuum collapse — re-engineered materials reduce the need for internal springs
• Resists electrochemical degradation — the leading cause of coolant hose failure
• Heat- and ozone-resistant EPDM cover for long service life
• Pre-shaped factory mold ensures a precise, perfectly sealed fit
• Approved for marine applications
• Meets SAE 20R4 and 20R3 Type EC Class D-1 and D-2 specifications
• Meets DIN 73411 Class A requirements
• Temperature range: -40°F to +257°F (-40°C to +125°C)
• Suitable for upper, lower, bypass, heater, and other coolant hose applications
• Not for use with fuel or oil transfer applications
• Sold individually; spring not included

Specifications:

• Position: Lower
• Centerline Length: 20 in. (508 mm)
• Inside Diameter (Both Ends): 1-5/16 in. (33 mm)
• Material: EPDM Rubber
• Color: Black
• Molded: Yes
• Branches: None
• UPC: 770075308058

Backed by a Gates lifetime limited warranty, the 23147 is an OE-quality replacement that saves time and money versus sourcing from a dealership. Gates recommends replacing hose clamps each time a new coolant hose is installed.