Vortex Racing V4 44 Tooth 520 Rear Sprocket - Black

The next generation of Vortex aluminum rear sprockets, V4 builds on the long-running CAT5 sprocket platform with a lighter, more aggressive design. Reduced rotating mass improves acceleration, throttle response, handling, and overallagility. Ideal for street, track, and performance applications.

• Excellent concentricity for smooth, quiet operation and efficient power transfer
• Precision-machined from high-strength 7075-T6 aluminum
• 10-15% Lighter than CAT5
• Manufactured in the USA

Upgrade your motorcycle’s final-drive performance with the Vortex Racing V4 44-tooth 520 rear sprocket, part number vtx435ZKV4-44. Designed as the next generation of Vortex aluminum rear sprockets, the V4 builds on the proven CAT5 platform with a lighter, more aggressive profile. Reduced rotating mass helps improve acceleration, throttle response, handling, and overall agility for street, track, and performance riding applications.

• Precision Construction: CNC-machined from high-strength 7075-T6 aluminum for a strong, lightweight sprocket designed for demanding riding conditions.


• Reduced Weight: The V4 design is 10-15% lighter than the comparable CAT5 sprocket, helping reduce unsprung and rotating mass.


• Accurate Operation: Excellent concentricity promotes smooth, quiet operation and efficient power transfer throughout the drivetrain.


• Finish: Black finish provides a clean, performance-focused appearance.


• Manufacturing: Made in the USA to Vortex Racing quality standards.

This Vortex Racing rear sprocket is configured for 520 chain applications and features a 44-tooth configuration, making it a practical choice for riders seeking dependable replacement performance or a tailored final-drive setup. Its lightweight aluminum construction helps support responsive handling while maintaining the precision required for consistent chain engagement and power delivery.
The vtx435ZKV4-44 fits select Suzuki GSX-S1000 and GSX-S1000F models, including 2016-2019 applications and ABS-equipped versions listed below. Confirm motorcycle year, model, chain size, tooth count, and drivetrain compatibility before installation. Professional installation is recommended, with chain alignment and proper tension checked after fitting.

Features:

• Precision-machined from high-strength 7075-T6 aluminum

• 10-15% lighter than the Vortex CAT5 sprocket

• Excellent concentricity for smooth, quiet operation

• Supports efficient power transfer and responsive handling

• 44-tooth configuration for 520 chain applications

• Black finish

• Made in the USA

• Fits select 2016-2019 Suzuki GSX-S1000, GSX-S1000 ABS, GSX-S1000F ABS, and GSX-S1000Z models

Fitment:
Suzuki GSX-S1000 Base 2016
Suzuki GSX-S1000 Base 2017
Suzuki GSX-S1000 ABS Base 2016
Suzuki GSX-S1000 ABS Base 2017
Suzuki GSX-S1000 ABS Base 2018
Suzuki GSX-S1000 ABS Base 2019
Suzuki GSX-S1000 ABS Base 2020
Suzuki GSX-S1000 ABS Base 2022
Suzuki GSX-S1000 ABS Base 2023
Suzuki GSX-S1000 ABS Base 2024
Suzuki GSX-S1000 ABS Base 2025
Suzuki GSX-S1000F ABS Base 2016
Suzuki GSX-S1000F ABS Base 2017
Suzuki GSX-S1000F ABS Base 2018
Suzuki GSX-S1000F ABS Base 2020
Suzuki GSX-S1000FZ Base 2019
Suzuki GSX-S1000GT Base 2022
Suzuki GSX-S1000GT Base 2023
Suzuki GSX-S1000GT Base 2024
Suzuki GSX-S1000GT+ Base 2022
Suzuki GSX-S1000GT+ Base 2023
Suzuki GSX-S1000GT+ Base 2024
Suzuki GSX-S1000GT+ Base 2025
Suzuki GSX-S1000GX+ Base 2024
Suzuki GSX-S1000GX+ Base 2025
Suzuki GSX-S1000S Katana Base 2020
Suzuki GSX-S1000Z Base 2018
Suzuki GSX-S1000Z Base 2019