PBR Steel Standard 2304 - 520 Output sprocketRef : PBR00759A / 1077631002

PBR Standard Steel Sprocket 2304 - 520 (Manufacturer Reference: 2304 18 18NC)

Designed from a steel alloy 18NCD5 based on PBR's competition experience, this 2304 sprocket is intended for demanding final drives. Its standard design with 18 teeth and a 520 pitch makes it a reliable replacement part for roadsters and compact motorcycles equipped with this transmission.

• Material: steel / alloy 18NCD5
• Number of teeth: 18
• Chain pitch: 520
• Type: sprocket 2304 — standard version
• Manufacturer reference: 2304 18 18NC

The 18NCD5 alloy provides good resistance to corrosion and abrasion, limiting wear on the sprocket against the stresses of engine torque and daily use. The PBR manufacturing process follows strict controls to ensure a precise fit with the chain and the sprocket, ensuring smooth operation without excessive play and simplified maintenance.

Common compatibilities (examples):

• YAMAHA YZF-R3 (RH12) 2021 – 320 cm³
• YAMAHA YZF-R3 ABS (RH12) 2019 – 300 cm³
• YAMAHA YZF-R3 ABS (RH07) 2017 – 300 cm³

Ideal part for replacing the engine sprocket on a 520 final drive: installation and torque verification recommended before use.