Starter Drive Jackshaft Assembly Kit – 1989-1993 Big Twin

Harley Starter Drive Jackshaft Assembly Kit – 1989-1993 Big Twin

Complete starter drive jackshaft assembly kit designed for Harley-Davidson Big Twin models equipped with a 9-tooth pinion gear and 66-tooth starter ring gear.

Perfect for replacing worn or damaged starter components during rebuilds, restorations, or performance upgrades. Engineered for smooth starter engagement, dependable cranking performance, and long service life.

Features high-strength heat-treated components with a corrosion-resistant black oxide finish for durability under high-torque starting conditions.

Direct OEM-style replacement for factory starter jackshaft assemblies.

Features:

• Complete starter drive jackshaft assembly kit
• Fits 9-tooth pinion / 66-tooth ring gear applications
• High-strength heat-treated components
• Black oxide coating for corrosion resistance
• Smooth starter engagement and reliable operation
• OEM-style fit and function
• Direct replacement installation
• Ideal for rebuilds, restorations, and performance applications

Kit Includes:

• Jackshaft Bolt
• Spring
• Pinion Gear
• Thrust Washer
• Lock Plate
• Coupling
• Output Shaft Coupling
• Shaft
• Retaining Ring
• Mounting Bolts

Fitment:

Big Twin Models 1989-1993:

• FLT Touring Models
• FLHT Electra Glide
• FLHS Electra Glide Sport
• FLHR Road King
• FXST Softail Models
• FLST Softail Models
• FXD Dyna Models

Application Notes:

• Designed for models using 66-tooth starter ring gear
• Fits 9-tooth starter drive applications
• Verify starter drive tooth count before installation
• Professional installation recommended

Reliable OEM-style starter engagement and dependable performance for Harley-Davidson Big Twin models.