Andrews 255580 27-Tooth Countershaft Drive Gear for 4-Speed Harley-Davidson Sportster

The Andrews 255580 is a precision-engineered 27-tooth countershaft main drive gear designed specifically for 4-speed transmissions in 1957-1986 Harley-Davidson Sportster motorcycles. This gear serves as a critical component in the countershaft assembly, transmitting power through the transmission with improved reliability and durability compared to stock components.

Key Features:

• Precision CNC-machined from high-nickel alloy steel for maximum strength and longevity
• Standard ratio design with 27-tooth configuration for stock performance characteristics
• Upgraded machined drive slots with lead-in ramps for smoother, more positive shifting
• Computer-designed engineering ensures exact OEM fitment and specifications
• Heat-treated for enhanced wear resistance and extended service life
• Replaces OEM part number 35695-58

Andrews Products has been the industry leader in high-performance transmission components since 1972, utilizing state-of-the-art manufacturing technology and strict quality control to produce gears that consistently outperform stock replacements. Each gear undergoes rigorous inspection to ensure it meets exacting specifications for professional and enthusiast applications alike. This countershaft drive gear is sold individually and represents the same quality trusted by racing teams and performance builders worldwide.