Peterbilt 579 Review: The Underrated Beast with the 510 PACCAR!

FULL REVIEW of the Peterbilt 579 with the 510 PACCAR engine + lift axle! Today we walk through the exterior, interior, features, powertrain, and real-world usability of this underrated workhorse. If you're looking for a sleeper truck that delivers serious value, this 579 deserves a look. In this video, I cover: • Exterior walkaround • Interior + sleeper layout • Engine: PACCAR MX-13 510HP • Transmission + driveability • Lift axle info • Ride quality • Who this truck is best for • My honest buyer’s take I'm building Heavy Duty Review Co to bring real, honest reviews of semi trucks, farm machinery, and commercial equipment. If you enjoy this style of review, hit subscribe — a lot more is coming. Drop any questions in the comments and let me know what truck you want reviewed next! 🔧 Truck Specs (easy copy chunk) Model: 2021 Peterbilt 579 Engine: PACCAR MX-13 510HP Axle setup: Lift Axle Transmission: (Adjust if needed) Sleeper Size: (Adjust if needed) Notable features: Modern dash, clean interior layout, great visibility 📍 Filmed in Montana Using: DJI Mini5 PRO, GoPro, CapCut editing. 🔔 Subscribe for more heavy-duty reviews See this truck here: https://www.frielingagequipment.com/i... @HeavyDutyReviewCo