S&S Cycle Oil Pump Drive Shaft Gear for 1973-1999 Harley-Davidson Big Twin

S&S Cycle Oil Pump Drive Shaft Gear for 1973-1999 Harley-Davidson Big Twin

Consistent oil pressure depends on a tight-meshing drive gear that transfers rotational energy to the oil pump without backlash or wear-induced timing shifts that compromise delivery at critical load points. The S&S Cycle Oil Pump Drive Shaft Gear is precision-machined to mesh correctly with the S&S oil pump drive system, maintaining reliable oil delivery and pump timing across the powerband.

Key Features

• Precision-machined oil pump drive shaft gear for 1973-1999 Harley-Davidson Big Twin
• Designed for use with S&S oil pump drive shafts 33-4232 or 33-4237
• Correct gear geometry for precise meshing and reliable oil pump drive engagement
• Made in the USA by S&S Cycle

Technical Specifications

• Application: Oil pump drive shaft gear for 1973-1999 Big Twin oil pumps
• Required Companion Part: S&S oil pump drive shaft 33-4232 or 33-4237
• Country of Origin: USA

Fitment Notes

• Fits 1973-1999 Harley-Davidson Big Twin oil pumps
• Must be used with S&S Cycle oil pump drive shaft 33-4232 or 33-4237 – do not use with other drive shafts
• Verify your oil pump year range before ordering – this gear is designed for 1973-1999 Big Twin pump specifications
• Review the Fitment tab for complete year and model breakdown