The Drive Belts for Fitness Equipment ecosystem comprises a tightly coupled set of upstream, midstream, and downstream actors. Upstream, raw‑material suppliers provide polyurethane, reinforced fabrics, and steel cords that define belt durability and friction characteristics. Midstream, original equipment manufacturers (OEMs) integrate these belts into treadmills, ellipticals, and indoor cycles, often working with technology providers that supply motor control algorithms and testing rigs. System integrators and contract manufacturers coordinate assembly, quality assurance, and regulatory compliance testing. Downstream, distributors, specialty fitness‑equipment dealers, and e‑commerce platforms deliver finished units to commercial gyms, health clubs, and home‑use consumers. Value is created through material performance, engineering integration, and end‑user reliability, and captured via product pricing, service contracts, and aftermarket support.