1. Drive Belts & Parts Motorcycle For Sale
  2. sku: 12417755581941762
  3. PRIMARY DRIVE K303-57

PRIMARY DRIVE K303-57 Rear Steel Sprocket

K303-57 Primary Drive Rear Steel Sprocket 57 Tooth Silver

( Brand: Primary Drive ), ( Manufacturer Part Number: K303-57 ), ( Part Type: Sprocket ), ( Manufacturer Warranty: Unspecified Length )

Review PRIMARY DRIVE Rear Steel Sprocket Tooth Silver fits 57

The Drive K303-57 rear steel sprocket is a high-quality component designed for use in industrial and heavy-duty applications. This sprocket is manufactured from robust and durable steel material, which ensures its ability to withstand the rigors of consistent use in challenging environments. Its diameter measures 57 millimeters, making it an excellent fit for a wide range of machinery and equipment requiring a similar sprocket size.

The K303-57 rear steel sprocket boasts a precise machining and balancing process, resulting in minimal vibrations during operation. This not only ensures a quieter running machine but also reduces wear and tear on other components that can be caused by excessive vibrations.

The tooth design of the K303-57 sprocket features a generous tooth baseline and robust tooth profile, allowing for efficient power transfer and optimal torque transmission. Moreover, its hardened teeth are capable of providing superior resistance to wear, ensuring a longer service life than standard sprockets.

Additionally, this rear steel sprocket comes with precise bore dimensions to ensure a tight fit with the corresponding drive pulley and minimal unwanted movement during operation. It also comes with keyways for secure attachment using a key, ensuring proper alignment and preventing slippage.

In summary, the Drive K303-57 rear steel sprocket is a durable and robust component that offers efficient power transfer, quiet operation, and extended service life. Its precision machining and hardened teeth ensure reliable and consistent performance, making it a valuable addition to any heavy-duty or industrial machinery.

Pros and Cons of Buying a REAR STEEL SPROCKET 57 (K303-57) for Your Bike

The REAR STEEL SPROCKET 57 (K303-57) is a popular aftermarket upgrade for motorcycles that can offer several benefits. However, like any purchase, it's essential to consider both the advantages and disadvantages before making a decision.

Pros of buying a Rear Steel Sprocket 57 (K303-57):

1. Improved Power Delivery: A steel sprocket is more rigid and stronger than an aluminum one. This rigidity transfers engine power more effectively to the rear tire, resulting in increased acceleration and overall performance.

2. Durability: Steel is a more robust material than aluminum. A steel sprocket will generally last longer and withstand the rigors of aggressive riding and heavy usage.

3. Better Heat Dissipation: Steel has a higher thermal conductivity than aluminum. This property allows the steel sprocket to dissipate heat more effectively, keeping the drivetrain cool and ensuring optimal performance.

4. Enhanced Grip: A steel sprocket weights more than an aluminum one. This additional weight transfers more torque to the ground, providing improved traction and grip, especially helpful when riding on loose or uneven surfaces.

5. Customization: Swapping out the stock sprocket for a steel one is an affordable way to personalize your bike and make it stand out from others.

Cons of buying a Rear Steel Sprocket 57 (K303-57):

1. Weight: Steel sprockets are heavier than aluminum ones. This added weight can negatively impact the overall power-to-weight ratio of your bike and potentially affect fuel efficiency.

2. Higher Cost: The materials and manufacturing process for a steel sprocket are typically more expensive than an aluminum one.

3. Maintenance: Steel sprockets, while more durable than aluminum sprockets, still require regular maintenance to ensure they are functioning optimally. Over time, the teeth on a steel sprocket can wear down or become misaligned, potentially requiring replacement.

4. Increased Noise: Steel sprockets can generate more noise than aluminum sprockets due to their rigidity and the additional weight transferring through the drivetrain. This noise may not be desirable for all riders.

5. Difficult Installation: Some riders may find the installation process for a steel sprocket more complicated than a stock sprocket, requiring specialized tools or additional labor costs.

Conclusion:

When considering a REAR STEEL SPROCKET 57 (K303-57) for your bike, weigh the benefits against the potential downsides. If you value improved power delivery, durability, better heat dissipation, enhanced grip, and customization, the pros may outweigh the cons for you. However, if you prize a lightweight bike, are budget-conscious, or are deterred by the added noise and potentially complicated installation process, the cons may be more significant. Ultimately, the decision comes down to individual preferences, riding style, and priorities.

Details:

SUZUKI DR-Z 125 2003 2009. KAWASAKI KLX125L 2003 2006. Designed .E.M. Durable replacement steel rear sprocket for motorcycles and ATV's.

Primary Drive Rear Steel Sprocket 57 Tooth Silver K303-57 Details. Compatibility, KAWASAKI KLX125 2003 2006. Manufactured with precision for a perfect fit.

part #: k30357 prices

  • $31.34-$34.59

specifications drivebeltcycleoi:

  • brand: Primary Drive
  • mpn: K303-57
  • part type: Sprocket
  • manufacturer warranty: Unspecified Length

shipping Drivebeltcycleoi:

  • cost: $0.00
  • transit: 4-7 Days
  • class: Standard
  • service: Standard
  • type: Fixed

payments Drivebeltcycleoi:

  • wallet: Paypal
  • other
  • credit card: Mastercard

general Drivebeltcycleoi:

  • condition: New
  • Transmission Drivetrain > Final Primary Drive Parts Kits > Final Drive Belts Chains

seller Drivebeltcycleoi:

  • rating: 99.1%
  • # reviews: 8080
  • city: Payson, Utah

returns Drivebeltcycleoi:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted

offer Drivebeltcycleoi:

  • availability: In Stock
  • options: Ship-to-home
  • started: February 7, 2025
  • sold: 0
  • quantity: 1
part type: sprocket, manufacturer warranty: unspecified length,
category: auto parts > transmission drivetrain > final primary drive parts kits > final drive belts chains, sku: 12417755581941762,
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3 offers $31.34–$34.59 USD
  • New. Offer #1 priced at $34.59 + $0.00 shipping estimate = $34.59* total. KAWASAKI KLX125L 2003 2006. Designed to O.E.M.FREE SHIPPING
  • New. Offer #2 priced at $34.56 + $0.00 shipping estimate = $34.56* total. FREE SHIPPING
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