This Sportsmith treadmill walking / running belt is made for the ProForm 850 treadmill and fits model numbers PFTL636090 and PFTL636091.
Built with PVC and a Black Diamond user-facing surface, it includes impregnated lubrication, a finger-spliced seam, and 1-ply construction for minimal-maintenance use.
If you are replacing a worn belt, you can also browse our Other Replacement Parts category or compare with a related option like the Pre-Lubricated Treadmill Walking / Running Belt For Proform 755Xp Model# 294880.
Note: some machines with the same name can use different parts, so always match your model number or serial number.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.