Gates is the Automotive Aftermarket leader in the unique modular assembly coolant hose segment. Gates Modular Coolant Hose is manufactured to fit specific applications and are similar to OEM specifications to include specific essential integrated OE components such as hose branches, quick-connectors, sensors, restrictors, etc. Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over Note: Gates recommends replacing clamps each time a new coolant hose is installed Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.) Engineered to resist electrochemical degradation - the leading cause of hose failure Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C) Specifically-engineered materials resist collapse under vacuum Caution: Do not use for fuel or oil transfer applications EPDM tube; synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM cover Package Weight: 1.49 lb Package Quantity: 1 UPC: 072053080902 Centerline Length: 18.75 IN Centerline Length: 476 MM Centerline Length: 18 MM End 1 Inside Diameter: 1.21 IN End 1 Inside Diameter: 31 MM End 2 Inside Diameter: 1.21 IN End 2 Inside Diameter: 31 MM End 3 Inside Diameter: .71 IN Material: EPDM, Plastic Modular: Yes Modular Components Included: Branch Molded: Yes Quick Connect Fitting Quantity: 0 Country of Origin: US