The 4 State Trucks Blog
Most Common Replacement Parts for Freightliner FL70
Freightliner FL70/FL80 Business Class trucks see a lot of wear and tear while running job sites. The parts that risk quick replacement are those that see the most pressure and stress, like the suspension, drivetrain, or HVAC system.
Here are the most common FL70 replacement parts drivers need, why they fail, and which symptoms to watch for before small problems turn into expensive downtime.
The Freightliner FL70 Truck Model Explained
The Freightliner FL70 is a medium-duty (Class 6-7) vocat
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9th Jun 2026