Monroe Shocks & Struts Suspension Shock Absorber P/N:66455

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$59.99
MPN: 66455
Item Package Quantity: 1
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Monroe Shocks & Struts Suspension Shock Absorber P/N:66455
Monroe Shocks & Struts Suspension Shock Absorber P/N:66455
$59.99

Handle the demands of high-mileage, severe-use commercial trucks and buses with the Monroe Magnum Rear Suspension Shock Absorber 66455. This gas-charged Magnum shock is built for class 3-6 vehicles and drops in as a direct-fit rear replacement for the 2005-2020 HINO 268, 2008-2020 HINO 258, HINO 338 and HINO 358, plus the 2021-2024 HINO L6 and L7 and more — see the Buyer's Guide tab for the full list of covered applications.

  • Gas-charged control: A nitrogen gas charge helps maintain tire-to-road contact by reducing aeration and shock fade for improved ride and handling.
  • Tuned damping: 10-stage valving is tuned to each vehicle, and a larger 1-3/8 in. bore provides efficient damping control for a smooth, consistent ride (most applications).
  • All-weather fluid: Special additives help handle extreme temperatures and reduce oil breakdown, while a 2 in. or 2-1/4 in. reserve tube holds more fluid to improve performance (when required).
  • Strong and durable: Shouldered and bonded bushing with sleeve protects against bushing walkout, with arc welds up to 360° for durability.

A robust hydraulic lock-out helps prevent over-extension and piston top-out on most applications, and a PTFE-coated bearing paired with a nitrocarburized piston rod is designed for reduced friction and longer service life. Backed by Monroe's 90-day Risk Free Ride Offer and Limited Commercial Warranty.

Interchange: 83166 · 5001259 · 60670014 · 60670014L · 60670019 · 60670019L · 60670029L · 60670031L · 6067019 · 48530E0100 · 48530E0290 · 48530E0390 · 925063

This part cross-references / interchanges with the following part numbers:

83166, 5001259, 60670014, 60670014L, 60670019, 60670019L, 60670029L, 60670031L, 6067019, 48530E0100, 48530E0290, 48530E0390, 66455, 925063

Frequently Asked Questions

What vehicles does the Monroe Magnum 66455 fit?

It is a rear shock for HINO trucks including the 2005-2020 HINO 268, 2008-2020 HINO 258, 338 and 358, and 2021-2024 HINO L6/L7. See the Buyer's Guide tab for the complete list.

Is this a front or rear shock absorber?

It is a rear suspension shock absorber, designed for the rear position on the listed class 3-6 HINO applications.

What does the gas charge do?

The nitrogen gas charge helps maintain tire-to-road contact by reducing aeration and shock fade, which supports improved ride and handling.

What are signs my shock absorber may need replacing?

Common signs include excessive vibration, bouncing, poor ride control, and worn or leaking units. Diagnose the cause before replacing, as other suspension parts can produce similar symptoms.

What warranty comes with the Magnum 66455?

It comes with Monroe's 90-day Risk Free Ride Offer and a Limited Commercial Warranty.