Story perspectives

John Penn Wins Trucker of Year with 10.46 MPG Cascadia

4/28/2026

Summary

Story summary

John Penn’s 2019 Freightliner Cascadia averaged 10.46 miles per gallon after extensive aerodynamic modifications.
He removed the hood mirrors, trimmed mud flaps, and relocated the trailer’s license plate to improve airflow.
He avoided idling the HVAC and relied on crosswinds for cabin cooling to reduce diesel consumption.
Penn, who runs JP Transport from Orleans, Indiana, was named Overdrive’s 2025 Trucker of the Year after logging 216,000 miles on the truck.

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Story summary

John Penn’s 2019 Freightliner Cascadia averaged 10.46 miles per gallon after extensive aerodynamic modifications.
He removed the hood mirrors, trimmed mud flaps, and relocated the trailer’s license plate to improve airflow.
He avoided idling the HVAC and relied on crosswinds for cabin cooling to reduce diesel consumption.
Penn, who runs JP Transport from Orleans, Indiana, was named Overdrive’s 2025 Trucker of the Year after logging 216,000 miles on the truck.