Route brake fluid from the hard line to the rear-left caliper with the Dorman - First Stop Brake Hydraulic Hose H622673. It installs as a direct-fit rear-left replacement for the 2015-2023 Lexus RX350, 2018-2022 Lexus RX350L, 2015-2022 Lexus RX450H, 2018-2022 Lexus RX450HL, and 2023 Lexus RX500H (all engines), precision-built to the original hose's fit, function and performance for that position.
- Durable construction: flexible EPDM rubber hose with specially coated, corrosion-resistant treated-steel fittings.
- Fittings: banjo fitting at one end (10 mm thread) and a female inverted-flare fitting at the other (M10 x 1.0), with an overall length of 19.63 in.
- Tested & approved: DOT approved and made from materials tested to government-regulated safety and durability standards.
- In the box: gaskets are included; mounting hardware and a bracket are not.
The hose carries pressurized brake fluid while flexing with suspension and steering movement. Bulging, cracking, or a soft, spongy pedal can be signs a hose may need replacing; if a failed hose at this position is the cause, this replaces it. For balanced braking, consider servicing both hoses on the axle. Country of origin: China.
Interchange: 150.44478 · 15044478 · 350-75049 · 35075049 · 2207807 · 9094702H53 · A90947A2100 · Manufacturer part number H622673
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What vehicles does the H622673 brake hose fit?
It's a direct-fit rear-left hose for the 2015-2023 Lexus RX350, 2018-2022 RX350L, 2015-2022 RX450H, 2018-2022 RX450HL, and 2023 RX500H (all engines). Check the Buyer's Guide tab to confirm your vehicle.
What position is this hose for?
It is cataloged for the rear-left position on the listed Lexus RX applications.
What is the hose made of?
It uses flexible EPDM rubber with specially coated, corrosion-resistant treated-steel fittings: a banjo fitting at one end and a female inverted-flare fitting at the other.
Are gaskets and mounting hardware included?
Gaskets are included per the package contents. Mounting hardware and a bracket are not included; consult the vehicle service information for the correct fasteners and whether they may be reused.
What are signs this brake hose may need replacing?
Bulging, cracking, chafing, fluid leaks at the fittings, or a soft, spongy pedal can indicate a failing hose. Diagnose the cause first; if this hose is at fault, replacing it addresses it.
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