



ESJOT 520 rear sprocket designed for demanding off-road and road transmissions. Machined from QSTE460 steel, this black 52-tooth sprocket meets strict OEM tolerances for controlled concentricity and runout, and features a specific surface treatment as well as a tooth profile machined using the Diamond Cut 2.0 process. German manufacturing ensures a consistent quality standard.
Suitable for Trail/Adventure, Enduro, Motocross, Supermoto, Sport/Racing, Roadster, and Quad practices, this sprocket is designed to withstand intensive wear cycles while maintaining precise tooth engagement. Ideal for riders seeking a robust and reliable part for the rear transmission, it fits 520 chain systems and facilitates regular maintenance during gear ratio changes.
Check compatibility with your motorcycle before installation — this sprocket is notably listed for models such as KTM SMR 450 (2025), HUSQVARNA 701 ENDURO (2024), and GAS-GAS EC 300 (2023).