Tame ride motion and help keep the tires planted on your heavy-duty rig with the Monroe Magnum Suspension Shock Absorber 65495, a rear-position damper built for class 6-8 trucks and buses. It installs as a direct-fit replacement across a long list of Kenworth and Peterbilt applications, including the 1981-2016 Kenworth C500, 1982-2021 Kenworth W900, 2001-2021 Kenworth T800, 1990-2007 Peterbilt 379 and 2008-2024 Peterbilt 389 — see the Buyer's Guide tab for the full list.
- Gas-charged, large-bore: the first gas-charged, large-bore shock for air spring and taper leaf suspensions; the nitrogen gas charge provides fast response for heavy-duty truck suspensions.
- Consistent ride: all-weather fluid with special additives for extreme temperatures, and a larger 2-3/8-in. reserve tube holds more fluid (most applications).
- Exceptional handling: 10-Stage valving tuned to each vehicle, plus a larger 1-3/4-in. bore for more efficient damping control (most applications).
- Strong and durable: shouldered bushing and bonded bushing with sleeve protect against bushing walkout; arc welds up to 360°.
A robust hydraulic lock-out helps prevent over-extension of the air bags and piston top-out, while the PTFE-coated bearing and nitrocarburized piston rod are designed for durability and longer service life (most applications). Backed by Monroe's 90-day Risk Free Ride Offer and Limited Commercial Warranty. Sold individually; replace both sides on an axle together as a matched pair for balanced ride control.
Interchange: ABPN32G900020 · ABPN32O900020 · A85067 · HD12150034 · 44185067 · F347215 · 98031008 · 671794 · 85067 · 89451 · SA65495 · 341614 · M85067 · C711002 · C711016 · C711016A · C711016PLUS · C716000 · C716015 · SA5000 · SA5067 · 315424 · RCSA5067
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
Where does the 65495 shock mount?
It is the rear-position Monroe Magnum shock absorber. It replaces the rear damper on the listed class 6-8 Kenworth and Peterbilt applications.
What vehicles does this fit?
It is a direct-fit replacement for many class 6-8 Kenworth and Peterbilt trucks, such as the 1982-2021 Kenworth W900 and 2008-2024 Peterbilt 389. Check the Buyer's Guide tab for the complete list.
What does the nitrogen gas charge do?
The nitrogen gas charge helps maintain tire-to-road contact by reducing aeration and shock fade, which supports more consistent ride and handling under most conditions.
Should I replace shocks in pairs?
Shocks are sold individually, but replacing both sides of an axle together as a matched pair is recommended for balanced, even ride control.
What are signs this shock may need replacing?
Common signs include excessive bouncing, poor ride control, uneven or accelerated tire wear, and fluid leakage. Diagnose the cause before replacing.
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