Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.
The Renthal 2016/18-19 KTM rear grooved sprocket, model 224U-520-53GPBK, is engineered for high performance and durability in powersports applications. Crafted from CNC-machined 7075 T6 aluminum, this sprocket offers a significant reduction in weight—approximately 66% lighter than traditional steel counterparts—while maintaining exceptional strength and resilience. Its precise manufacturing ensures a perfect fit, optimal concentricity, and effective load dispersion, which collectively contribute to enhanced power transfer and smoother operation on the trail or track. The advanced tooth profiling is designed to maximize efficiency, reducing drivetrain wear and improving overall performance for demanding riding conditions. The black anodized surface provides a durable, wear-resistant finish that maintains its appearance over time, even under rigorous use. This sprocket is suitable for a variety of KTM models from 2014 to 2015, including the KTM 125 XC-W, 250EXC, and 350 EXC-F, making it an ideal upgrade for riders seeking increased performance and reduced unsprung mass. Built with high-strength materials, cutting-edge manufacturing techniques, and top-tier surface treatments, the Renthal rear sprocket is trusted by professional race teams and serious enthusiasts alike. Installation is straightforward, ensuring a secure fit that contributes to the overall reliability and efficiency of your powersports machine. Whether you're upgrading for racing or everyday riding, this sprocket delivers the performance, durability, and lightweight benefits that make it a top choice among powersports riders.
Features:
- Constructed from CNC-machined 7075 T6 aluminum for lightweight strength
- Approximately 66% lighter than steel sprockets for reduced unsprung weight
- Precision-engineered for perfect fitment, concentricity, and load distribution
- Tooth profiling designed for maximum power transfer and drivetrain efficiency
- Durable black anodized surface for enhanced wear resistance and longevity
- Compatible with select KTM models from 2014 to 2015, including KTM 125 XC-W, 250EXC, and 350 EXC-F
Fits
2014 Husqvarna FC250
2014 Husqvarna FC350
2014 Husqvarna FC450
2014 Husqvarna FE250
2014 Husqvarna FE350
2014 Husqvarna FE450
2014 Husqvarna FE501
2014 Husqvarna TC125
2014 Husqvarna Te125
2014 Husqvarna Te300
2015 Husqvarna FC250
2015 Husqvarna FC350
2015 Husqvarna FC450
2015 Husqvarna FE250
2015 Husqvarna FE350
2015 Husqvarna FE450
2015 Husqvarna FE501
2015 Husqvarna TC125
2015 Husqvarna Te125
2015 Husqvarna Te300
2016 Husqvarna FC250
2016 Husqvarna FC350
2016 Husqvarna FC450
2016 Husqvarna FE250
2016 Husqvarna FE350
2016 Husqvarna FE450
2016 Husqvarna FE501
2016 Husqvarna TC125
2016 Husqvarna Te125
2016 Husqvarna Te300
2017 Husqvarna FC250
2017 Husqvarna FC350
2017 Husqvarna FC450
2017 Husqvarna FE250
2017 Husqvarna FE350
2017 Husqvarna FE450
2017 Husqvarna FE501
2017 Husqvarna FX350
2017 Husqvarna Fx450
2017 Husqvarna TC125
2017 Husqvarna TE150
2017 Husqvarna Te300
2017 Husqvarna TX 125
2018 Husqvarna FC250
2018 Husqvarna FC350
2018 Husqvarna FC450
2018 Husqvarna FC450 Rockstar Edition
2018 Husqvarna FE250
2018 Husqvarna FE350
2018 Husqvarna FE450
2018 Husqvarna FE501
2018 Husqvarna FS450
2018 Husqvarna FX350
2018 Husqvarna Fx450
2018 Husqvarna TC125
2018 Husqvarna TE150
2018 Husqvarna TE250i
2018 Husqvarna Te300
2018 Husqvarna TE300i
2018 Husqvarna TX 125
2019 Husqvarna FC250
2019 Husqvarna FC350
2019 Husqvarna FC450
2019 Husqvarna FC450 Rockstar Edition
2019 Husqvarna FE250
2019 Husqvarna FE350
2019 Husqvarna FE450
2019 Husqvarna FE501
2019 Husqvarna FS450
2019 Husqvarna FX350
2019 Husqvarna Fx450
2019 Husqvarna TC125
2019 Husqvarna TE150
2019 Husqvarna TE250i
2019 Husqvarna TE300i
2020 Husqvarna FC250
2020 Husqvarna FC350
2020 Husqvarna FC450
2020 Husqvarna FE250
2020 Husqvarna FE350
2020 Husqvarna FE450
2020 Husqvarna FE501
2020 Husqvarna FS450
2020 Husqvarna FX350
2020 Husqvarna Fx450
2020 Husqvarna TC125
2020 Husqvarna TE250i
2020 Husqvarna TE300i
2021 Husqvarna FC250
2021 Husqvarna FC350
2021 Husqvarna FC450
2021 Husqvarna FE250
2021 Husqvarna FE350
2021 Husqvarna FE450
2021 Husqvarna FE501
2021 Husqvarna FS450
2021 Husqvarna FX350
2021 Husqvarna Fx450
2021 Husqvarna TC125
2021 Husqvarna TE250i
2021 Husqvarna TE300i
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