The Eagle Belt and Sprocket System
Welcome to the exciting world of Goodyear Eagle PDâ„¢, a unique and revolutionary concept in synchronous belts and sprockets.
Your first look at an Eagle PDâ„¢ Belt and Sprocket will tell you that this product is quite different than anything offered in the timing belt market today.
Outstanding Benefits:
- Noise reduction
- Reduced maintenance
- Energy efficiency
- Reduced vibration
- Reduced downtime
- Increased horsepower
- Reduced drive width and weight
Quiet, Precise Power Transmission:
- Hot ( Helical Offset Tooth) design of Eagle PD™ provides for a continuous rolling tooth engagement that helps reduce noise by up to 17 – 19 db vs. typical round tooth positive drive belts.
- Eagle PDâ„¢ helps safety engineers meet OSHA noise standards
- Silent partnership between belt and sprocket also provides for a reduction in drive vibration which means improved precision on finished parts.
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Efficiency in power transmission drives reduces wasted energy dollars.
- Eagle PD ™ is the perfect compliment for today’s high efficiency rated motors. Because v-belt and chain drives quickly lose initial tension, they typically run in the lower portion of their efficiency range. Eagle PD™ will continually run at about 98% efficiency.
- Eagle PDâ„¢ is especially effective in
- High energy consuming drives
- Drives that run continuously
- Drives that inflate energy consumption during peak periods

Less maintenance compared to V-belts and roller chain
- Typically 20% of the drives cause 80% of the maintenance problems. Eagle PDâ„¢ requires less maintenance which means a reduction in costly downtime.
- Eagle PD™ requires no lubrication – a constant concern with chain drives.
- Chain and V-Belt drives require constant retensioning – Eagle PD™, once properly installed, never requires retensioning.
| Advantages Over V-belts |
Advantages Over Chain |
- Reduced downtime and maintenance costs
- No stretch
- Eliminates tensioning devices
- Lower belt tension/ reduced bearing loads
- High Mechanical efficiency
- No slippage
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- Reduced noise
- Reduced downtime and maintenance costs
- No stretch
- Eliminates lubrication system
- Not affected by corrosion
- Wide speed range
- Longer service life
- Greater precision
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Eagle PDâ„¢ Belt Construction Features/Benefits
Hibrexâ® rubber compound
- Formulated to increase tooth rigidity and load carrying capacity.
- Chemically stable to resist effects of oil, coolants heat, ozone and other chemicals
Flextenâ® Tensile Members
- Excellent dimensional strength and high impact strength.
- Optimal resistance to flex fatigue, elongation and shock loads while operating in high torque conditions.
Hibrexâ® Impregnated Plioguardâ® Fabric Facing
- Reduces tooth engagement friction
- Provides wear and abrasion protection
Eagle PDâ„¢ Sprocket Construction Features/Benefits
- Designed to insure maximum service life
- Statically balanced and surface tested for corrosion resistance
- Sprockets and belts designed to run with minimum resistance between them leading to long, troublefree service life
- Engineered for use with industry standard QD bushings
Color Coded Part Numbering System
Eagle PDâ„¢ color spectrum system incorporates a color coded part numbering system of belts and sprockets of the same size

- Provides emergency down-time product selection flexibility
- Faster part identification
- Easier drive recommendations with simplified design process
- Assurance that drive components match
- Available in 8mm pitch (yellow, white) and 14mm pitch (blue, green, orange, and red)
Eagle PD Part Number Nomenclature

Notice that the first sprocket is a finished bore sprocket (there is no bushing designation). Finished bore sprockets are supplied with set screws and a key way. The second sprocket has a machine hub compatible with an "E" QD Bushing.
Eagle PD Applications
Eagle PD makes V-belt, drives, chain and noisy round tooth positive drive systems endangered species. Eagle PD Belt and Sprocket applications can be found in numerous industries.
- Farm machinery
- Mining machinery
- Machine tools
- Textile machinery
- Woodworking machinery
- Industrial pumps
- Printing trades machinery
- A/C industry
- Wood processing industry
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- Construction equipment
- Conveyors
- Metal working machinery
- Industrial blowers
- Paper industry machinery
- Food processing equipment
- Packaging machinery
- Automotive industry
- Bottling and canning industry
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