Description
V-Twin transmissions demand oil engineered for the extreme pressures and RPMs of high-performance riding—standard gear oils fall short. MAXIMA Racing Oil V-Twin Chain/Gear Oil delivers the extreme pressure additives and film strength your Harley-Davidson needs to handle peak loads while maintaining smooth, confident shifts. Formulated specifically for Sportster primary cases and transmissions, this oil ensures optimal clutch engagement and maximum power delivery without compromise.
- Formulation: V-Twin specific
- Application: Transmission and primary chain
- Compatibility: 1971+ XR and XL models
- Container Size: 1 U.S. quart
- MPN: 40-03901
- Extreme Pressure: Advanced additives
- Film Strength: High wear protection
- Shift Quality: Smooth under load
- Clutch Engagement: Optimized performance









