Peterbilt 567/579 Drivetrain Parts: Performance & Reliability The Peterbilt 567/579 Drivetrain line offers high-quality replacement parts like differential pressure sensors, universal joints, pinion nuts, and camshaft kits, all built to precise OEM standards. Designed for seamless integration and reliable performance, these parts help maximize efficiency and extend your truck's lifespan. Perfect for replacements or upgrades, this product line ensures your Peterbilt 567/579 stays road-ready.