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 certain ProForm CS15E* treadmills
• Fits Model#s DTL73940, DTL73941, and DTL73942
  
• User facing material: PVC
• User facing surface: Black Diamond
• Impregnated Lubrication
• Finger-spliced seam
• 1-ply

*Some machines with the same name can use different parts. This is why you should always match your model# or serial#.