: Reach under the belt and feel the deck. It should feel smooth and slightly waxy. If it feels like sandpaper or is bone-dry, the belt and deck may need replacing, which can cost several hundred dollars.
: Start the treadmill at a slow speed and listen for grinding or high-pitched whining. A "smell of ozone" or burning electronics is a major red flag for a failing motor. best used treadmill to buy
Frequently cited by experts at Treadmill Doctor as one of the best values for durability. It features a heavy-duty motor and a sturdy frame that often carries a lifetime warranty (though check if it transfers to you). Horizon Fitness 7.4AT Studio Series Treadmill $1,799.00$2,399 Horizon Fitness& more Go to product viewer dialog for this item. : Reach under the belt and feel the deck
: Best for finding low-cost residential units from people moving or clearing space. You must provide your own transport. : Start the treadmill at a slow speed
If you can find a retired commercial unit, Precor is highly recommended for its "Ground Effects" impact control system, which reduces joint stress. T3 Treadmill Go Console Treadmill for Home Sparks Fitness Equipment& more Go to product viewer dialog for this item.
Buying used requires a physical inspection to ensure the machine isn't a "lemon."