Standard/OEIn stock
$13.43
3 items in stock
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12-H621187• Front• Brake Hydraulic Hose
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GeoBrakes carries OEM-grade brake hydraulic hoses confirmed to fit the Mercedes Benz Gl320, the critical flexible lines that carry brake fluid from the Gl320 rigid steel brake lines to the calipers and wheel cylinders at each corner. Every Mercedes Benz Gl320 hose is direct-fit, pressure-rated to OEM specification.
Standard/OE$13.43
3 items in stock
Select your vehicle to see compatible products and accurate pricing
Brake hydraulic hoses on the Mercedes Benz Gl320 are the flexible bridge between your Gl320 rigid steel brake lines and the moving brake assemblies at each wheel. They flex with every suspension stroke and steering input on your Mercedes Benz Gl320, delivering the hydraulic pressure that actuates your brakes on every stop. Because they are exposed to road salt, heat cycles, and the physical stresses of Gl320 suspension movement, brake hoses deteriorate from the inside out on the Mercedes Benz Gl320, and a failed hose can cause partial or complete loss of braking at that wheel.
American roads subject Mercedes Benz Gl320 brake hoses to a combination of stresses that accelerate deterioration beyond what most service intervals account for. Road salt splashes directly onto Gl320 hose end fittings and corrodes the metal crimps that seal the hose to the brake line. Repeated freeze-thaw cycles stress the Gl320 hose rubber compound from the outside, while brake fluid moisture absorption attacks the inner reinforcement layer from within.
Brake hoses for the Mercedes Benz Gl320 are among the most vehicle-specific brake parts. Length, end fitting type, mounting bracket position, and inner diameter are all determined by the Gl320 brake system design. Our vehicle selector ensures you receive a hose with the correct dimensions and fitting geometry for the Mercedes Benz Gl320, not a universal-fit compromise. Every Gl320 hose meets OEM hydraulic pressure rating and flexibility specifications, with corrosion-resistant end fittings suited to American road salt exposure.
How often should brake hoses be replaced on a Mercedes Benz Gl320?
In US, where road salt exposure on the Mercedes Benz Gl320 is heavy, inspect Gl320 hoses annually and replace at the first sign of surface cracking, bulging, or corrosion at the end fittings, or every 100,000 kilometres.
Can a damaged brake hose on my Mercedes Benz Gl320 cause brake drag?
Yes. A Gl320 hose that has deteriorated internally can collapse under pressure, allowing fluid to flow to the caliper when you brake but restricting the return flow when you release the pedal. This keeps the Mercedes Benz Gl320 caliper partially engaged, causing brake drag, rapid pad and rotor wear, and heat buildup.
Should I replace brake hoses on my Mercedes Benz Gl320 in pairs?
It is recommended to replace Mercedes Benz Gl320 brake hoses as an axle pair. If one hose has reached the point of replacement, the hose on the opposite side of your Gl320 has been exposed to the same conditions for the same period and is at a similar stage of deterioration.