The Peterbilt 579 with a 72-inch sleeper and extension, featuring G4 Clear, is a practical and reliable choice for long-haul trucking. This model comes without a block heater, making it ideal for warmer climates or for those who don't require this feature. With its spacious sleeper and extension, this truck provides comfort and convenience for drivers spending extended periods on the road. The Peterbilt 579 is a dependable option for those in the trucking industry seeking a durable and efficient vehicle for their transportation needs.