If it's minimal maintenance you're after, these quality PVC belts with impregnated lubrication require less attention to make things run smoothly.

• This Sportsmith treadmill walking belt fits ProForm 485EX* treadmill Model#s PFTL49390, PFTL49391, PFTL49392, and PFTL49393
• User facing material: PVC
• User facing surface: Black Diamond
• Impregnated Lubrication
• Finger-spliced seam
• 1-ply

*Some machines by the same name can use different parts. This is why you should always match your model#, SKU, and serial# details as provided.