What wire gauge is used for re-65142 RX450 T-connector trailer harness? (T-Connector Custom 4-Flat (RE-65142) fits Select Lexus RX350, RX450h, OEM Tow Package Required)

Staff Answer

Jul 02, 2026 - 12:17 PM

Hello,

Thank you for reaching out, unfortunately, the manufacturer does not offer us the gauge sizing. My best recommendation would be to have you contact Curt directly at 877.287.8634.

Happy Towing!

Caitlin W

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What wire gauge is used for re-65142 RX450 T-connector trailer harness?

T-Connector Custom 4-Flat (RE-65142) fits Select Lexus RX350, RX450h, OEM Tow Package Required

T-Connectors are designed using O.E.M. electrical connectors and 16 gauge wire for a safe, dependable connection between the tow vehicle and trailer. Simply locate your vehicle's wiring harness connector, unplug the connection and insert the T-Connector into the vehicle's harness. A molded 4... See More

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T-Connector Custom 4-Flat (RE-65142) fits Select Lexus RX350, RX450h, OEM Tow Package Required

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What wire gauge is used for re-65142 RX450 T-connector trailer harness? T-Connector Custom 4-Flat (RE-65142) fits Select Lexus RX350, RX450h, OEM Tow Package Required

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