Standard Steel Sprocket - 525 43 Teeth by PBR

C45 steel sprocket treated by induction, designed for 525 pitch transmissions with 43 teeth. Available in black or natural steel finish, the design aims for wear resistance to limit replacement frequency, with a lifespan of up to 25,000 km depending on maintenance.

Design and Materials

• C45 steel with induction hardening ensuring a hardened surface and improved wear resistance.
• Black or natural steel finish providing corrosion protection and a discreet appearance on the rear wheel.

Usage and Performance

• 43 teeth suitable for the specified configuration to restore original gearing.
• Designed to be used with 525 pitch chains to maintain the geometry and efficiency of the transmission.

Practicality and Features

• Announced lifespan of up to 25,000 km with proper maintenance, reducing the frequency of interventions.
• Standard format facilitating identification and replacement during chain kit maintenance.

Advantages

• OEM Reference 4639 43 C45T
• Derived from components supplied as original equipment, ensuring robustness for intensive use.
• Suitable for Trail/Adventure, Sport/Racing, and Roadster environments.