PBR Ultra-Light Aluminium 4423 - 420 SprocketRef : PBR01132A / 1075319001

PBR Ultra-Light Aluminum Sprocket 4423 - 420 (manufacturer reference: 4423 51 L)

Designed from experience gained in competition, this PBR Ultra-Light sprocket is aimed at demanding riders looking for a reliable and lightweight drive component for urban and off-road use. Its careful construction and the use of quality aluminum offer a balance between robustness and reduced rotor mass, limiting inertia during acceleration.

• Material: Aluminum (stainless steel color), fine finish
• Number of teeth: 51
• Chain pitch: 420
• Type: Standard, design suitable for 420 transmissions
• Advantages: excellent resistance to corrosion and abrasion, reduced friction thanks to precision machined teeth

Ideal for lightweight builds and original replacements on small displacement bikes, this sprocket maintains precise tooth design for smooth and reliable chain drive. It is particularly suitable for common 50 cc models and for practices combining urban commuting and off-road sections.

Compatible motorcycles (examples):

• FANTIC CABALLERO 50 (2024)
• BETA RRT 50 ENDURO TRACK (2013)
• FANTIC TL 50 MOTARD (2020)