Check the listing for details. Walking Belts LLC - Precor TRM 823 S/N: AMWZ Walking Belt 2-ply + 1oz Lube. Condition: New. Listed at 169.99 USD. Model: Precor TRM 823 Serial: AMWZPart Name: Precor TRM 823 S/N: AMWZ Treadmill Walking Belt Precor TRM 823 S/N: AMWZ Treadmill Running Belt Precor TRM 823 S/N: AMWZ Treadbelt Condition: NEW2-ply Premium Walking Belt + Free 1 oz. Lube Ready to Install - Pre-Lubricated LIFETIME WARRANTY (check details) FREE SHIPPING Our Belts are Tested & Fabricated in the USA "Need a custom size made belt? ...we can help, contact us for more information." IMPORTANT: Search by model number. Make sure all information on unit matches listing. Many of our customers often ask us what is the difference between the following names:Treadmill Walking Belt, Treadmill Running Belt, Treadbelt, Treadmill Belt...and the answer is none. Treadmill Belts are often refer to as any of the names above, but the truth is that all belts canbe used either for walking or running.- Walking Belts LLC 0000000-2PPremium