PBR Ultra-Light Aluminium Hard Anodized 4639 - 525 SprocketRef : PBR00226A / 1075373003

PBR Ultra-Light Hard Anodized Aluminum Sprocket 4639 - 525 (Manufacturer part number: 4639 40 LD) — a sprocket designed for road efficiency, stemming from PBR's racing experience. Made from a single-piece aluminum, it offers an excellent balance between lightness and strength for 525 transmissions.

The hard anodization protects the surface against wear and corrosion while maintaining an aesthetic stainless finish. Its one-piece construction minimizes play and contributes to a precise chain response during acceleration, ideal for powerful roadsters.

• Material: single-piece aluminum, hard anodized finish
• Number of teeth: 40
• Chain pitch: 525
• Color: stainless
• Benefits: corrosion and abrasion resistance, reduced friction, rigorous manufacturing process

Suitable for riders looking to maintain a reliable and lightweight transmission, this sprocket naturally fits on roadsters and sport bikes equipped with 525. Common applications include Panigale V4 in 1100 cc configuration. Installation and periodic chain tension checks are recommended for optimal longevity.