VORTEX 203S-39 Rear Steel Sprocket 520

( Brand: Vortex ), ( Part Type: Sprocket ), ( Manufacturer Part Number: 203S-39 )

Review VORTEX 520 Steel Rear Sprocket 39 Tooth Black

Introducing the Vortex 203S-39 520 Steel Rear Sprocket from Vortex Racing, a high-performance component designed for serious off-road enthusiasts seeking durability and reliability. This sprocket is engineered specifically for 520 chain drives, making it an excellent choice for those with 520 chain-driven vehicles.

Constructed from robust 520 high-tensile steel, this rear sprocket boasts impressive strength and rigidity. Its 39-tooth design offers an optimal balance between torque and top speed, ensuring that your off-road machine performs exceptionally well in various terrains. The 5/8" (16mm) thick sprocket rim provides additional protection against impacts, while its smooth, precision-machined teeth ensure efficient power transfer.

The Vortex 203S-39 520 Steel Rear Sprocket features a bolt pattern of 11 x 1.5" (279 x 38mm) and a hub diameter of 11.5" (292mm). This sprocket is designed to fit perfectly with most popular off-road vehicle makes and models. Its large diameter also provides ample clearance for larger tires and improved ground contact, contributing to enhanced stability and traction.

The Vortex 203S-39 520 Steel Rear Sprocket is not only strong and durable but also aesthetically pleasing. Its sleek, black powder-coated finish not only protects the sprocket from the elements but also adds a touch of style to your off-road vehicle.

In summary, the Vortex 203S-39 520 Steel Rear Sprocket is an essential upgrade for any off-road vehicle with a 520 chain drive system. Its strength, durability, and efficient power transfer make it an indispensable component for serious off-roaders, while its attractive design adds a touch of style to your vehicle.

Vortex 203S-39 520 Steel Rear Sprocket: A Detailed Analysis

The Vortex 203S-39 520 Steel Rear Sprocket is a popular aftermarket component for various motorcycles. This analysis will outline the advantages and disadvantages of investing in this product to help potential buyers make an informed decision.

1. Durability: The 520 steel material is known for its robustness and resistance to wear and tear. This makes the Vortex 39 tooth sprocket a suitable option for riders who put their bikes through heavy use.

2. Compatibility: This sprocket is compatible with a wide range of motorcycles, making it a versatile choice for various riders.

3. Smooth operation: The precision machining of the sprocket ensures smooth engagement with the drive chain, leading to better performance and reduced vibrations.

4. Easy installation: The sprocket comes with an installation kit, making it a straightforward process for most users.

1. Expense: Compared to stock sprockets, aftermarket options like the Vortex 203S-39 can be pricier. However, the increased durability and potential performance improvements may justify the investment for some.

2. Potential noise increase: Depending on the bike and riding style, some users may notice an increase in noise levels after installing a new sprocket. This is usually due to the precision machining, which can result in a tighter chain and more noise during operation.

3. Requires chain adjustment: Installing a new sprocket may also necessitate adjusting the chain tension to ensure proper alignment and function.

The Vortex 203S-39 520 Steel Rear Sprocket offers a durable and compatible solution for motorcycle enthusiasts seeking improved performance and longevity. While it comes with a higher price tag and potential noise increase, the benefits often outweigh the drawbacks for those who prioritize reliability and precision.

If you're in the market for a new rear sprocket and are willing to invest in a high-quality, durable component, the Vortex 203S-39 520 Steel Rear Sprocket is an excellent choice. Ensure that it's compatible with your motorcycle model and prepare for potential chain adjustments during installation. The smooth operation and reduced wear it provides may be worth the initial expense.

part # 203s39 prices

• $39.91-$44.97

specifications utvyank:

• brand: Vortex
• part type: Sprocket
• manufacturer part number: 203S-39

shipping utvyank:

• class: Standard
• cost: $0.00
• type: Fixed
• service: Standard
• transit: 3-7 Days

returns utvyank:

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

offer utvyank:

• quantity: 10
• availability: In Stock
• started: September 8, 2025
• sold: 0
• options: Ship-to-home

seller utvyank:

• rating: 97.6%
• # reviews: 8202

general utvyank:

• Parts Accessories > ATV, Side-by-Side UTV Parts Accessories > Other ATV, Side-by-Side UTV Parts Accessories
• condition: New

payments utvyank:

• wallet: Apple-pay
• credit card: Visa
• other

Vortex 203S-39 Is Similar To:

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• Vortex 610s-38 520 Steel Rear Sprocket 38 Tooth Black (92.5% similar) $39.91–$49.36. (April 22nd, 2026)