Close-up of a spin bike showcasing D&D drive belts designed for treadmills and other fitness equipment, highlighting smooth, reliable performance.

Build Stronger Fitness Equipment with Smarter Belts

Custom-cut power drive belts engineered for fitness machines that move—faster, longer, stronger.

Power drive belts are the hidden force inside every spin bike, elliptical, or resistance trainer. They transfer power from pedal to flywheel—without them, nothing moves. But not all belts are built for high-rep reliability.

At D&D, we help fitness equipment OEMs choose belts that perform, last, and fit right the first time. Read more.

Best Exercise Equipment Power Drive Belts

Tool icon representing D&D custom-length drive belts for treadmills and other fitness equipment, highlighting tailored solutions for optimal performance.

Custom Lengths

No bulk rolls.

We deliver belts in the size you need, ready to install. No waste, no trimming.

Materials icon illustrating that D&D owns its molds and can customize every component for drive belts used in treadmills and fitness equipment to meet performance and durability goals.

Material Options

We own our own molds and can customize every component to meet your performance and durability goals. Rubber compound or aramid strength – we have it.

Lightning bolt icon representing D&D’s fast turnaround and quick delivery of drive belts for treadmills and other fitness equipment.

Fast Samples & Stocking

We can ship custom belt samples lightning fast for a made-to-order product. Once approved, backup inventory is stocked to eliminate long lead times.

Link icon indicating that D&D drive belts for treadmills and fitness equipment are backed by independent testing for quality and reliability.

Real-World Testing

Life cycle testing—not just marketing claims, showed our belts lasted twice as long as required.

Money bag icon representing D&D’s complete control over manufacturing, ensuring competitive pricing on drive belts for treadmills and fitness equipment.

Competitively Priced

We control every aspect of our manufacturing process, so our prices beat the competition.

Thought icon illustrating that D&D simplifies comparison of drive belts for treadmills and fitness equipment, avoiding overwhelming specs and hype.

Just the Facts

Most belt suppliers bury you in specs and hype. D&D makes it simple to compare options and understand tradeoffs.

WE DID IT!

D&D Named Power Transmission Belt Manufacturer of the Year

The hard work, dedication, and innovation our team puts into delivering the best solutions for our customers has earned us the Power Transmission Belt Manufacturer of the Year award from Manufacturing Outlook magazine!

Thanks to our amazing clients, partners, and supporters—you’re the reason we strive to innovate and improve every day. This win is for all of us!

SEE WHY We Won

D&D drive belt made from pure rubber for treadmills and fitness equipment, highlighting high-quality belts that don’t produce unpleasant odors.

Our Power Drive Belts Don't Stink

... because they're made with 100% pure rubber.

Consistency and Durability: Pure rubber offers more consistent material properties, such as uniform tensile strength and elasticity.

Performance in Demanding Conditions: Pure rubber belts perform better under extreme conditions such as high temperatures, heavy loads, and constant wear, because of its unaltered chemical and physical structure.

Flexibility and Resilience: Pure rubber retains superior flexibility and resilience, allowing it to better handle shock loads and resist cracking over time.

Chemical Resistance: Pure rubber is typically formulated to provide excellent resistance to chemicals, oils, and other environmental factors.