Mack Trucks has enhanced its standard Mack axle warranty for model year 2022 Mack models.

Mack vehicles covered under the enhanced axle warranty include Anthem, Pinnacle, Granite, TerraPro and LR models.

The standard heavy-duty warranty for line haul, construction and refuse was extended to 60 months or 500,000 miles for vehicles with a Gross Vehicle Weight Rating (GVWR) of less than 80,000 lbs. or a Gross Combined Weight Rating (GCWR) of less than 143,000 lbs.

The standard normal-duty warranty for long-haul, short-haul or pickup and delivery was extended to 60 months or 750,000 miles. The vehicle must have a GVWR of less than 63,000 lbs. or a GCWR of less than 100,000 lbs.

Heavy construction, heavy refuse, off-road, heavy haul, mining, logging or oil field vehicles with a standard severe-duty warranty now have coverage for 24 months or 100,000 miles for vehicles with a Gross Axle Weight Rating (GAWR) of less than 52,000 lbs., a GVWR of less than 80,000 lbs., or a GCWR of less than 143,000 lbs.