Standard Steel Sprocket - 428 45 Teeth by PBR

The 428 sprocket with 45 teeth is designed for Cross practice, drawing from PBR's competitive experience. Made from 18NCD5 steel alloy, it combines corrosion and abrasion resistance with precision machining to reduce friction. Intended as a replacement for the original part to maintain reliable transmission in off-road conditions.

Design and Materials

• 18NCD5 steel alloy providing corrosion and abrasion resistance to limit wear during off-road use
• Strict machining and manufacturing controls ensuring precise teeth for consistent chain engagement
• 428 format with 45 teeth suitable for 428 transmissions for direct replacement

Usage and Performance

• Designed for Cross practice to withstand the demands of off-road riding
• Reduced friction thanks to the machining process, allowing for smoother transmission

Benefits

• OEM Reference 4351 45 C45
• Derived from PBR's competitive experience for a design focused on intensive use