Gates 52122 Modular Branched Coolant Hose with Protective Sleeve

The Gates 52122 is a premium modular branched coolant hose engineered for precise OEM-replacement performance. Featuring a protective sleeve and a multi-port branched design, this hose is built to integrate seamlessly into the vehicle's cooling system with all the factory-spec components intact.

Construction & Materials:

• EPDM inner tube for superior coolant compatibility
• Synthetic fiber knit reinforcement layer for added strength and pressure resistance
• Heat-, ozone-, and chemical coolant-resistant EPDM outer cover
• Protective sleeve included for added durability

OEM-Integrated Components:

• Manufactured with OEM-exact hose components including quick connects, branch connectors/tees, sensors, and restrictors
• Specifically engineered materials resist collapse under vacuum
• Engineered to resist electrochemical degradation — the leading cause of premature hose failure

Dimensions:

• Port sizes: 11/32" x 5/8" x 23/32"
• Overall length: 30-1/2"

Temperature Range: -40°F to +257°F (-40°C to +125°C)

Standards Compliance:

• Meets SAE 20R3 EC Class D1 for IDs under 25mm (1 in.)
• Meets SAE 20R4 EC Class D1 for IDs 25mm (1 in.) and over

Note: Gates recommends replacing hose clamps each time a new coolant hose is installed. Not intended for fuel or oil transfer applications.

Gates is the automotive aftermarket leader in modular assembly coolant hoses, delivering reliable cooling system performance with confidence-inspiring OEM-quality construction.