The ProForm 4.0 treadmill is not selling at Retrevo any longer.
Customers who are shopping for a treadmill today are looking at the following popular models.
Smooth Fitness Fitness 9.35 Treadmill
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ProForm Pro 4500 Treadmill Grey and black 60
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ProForm Power 1080
nullprice from $1155.70
Smooth Fitness Fitness 7.35 Treadmill
nullprice from $1499.00