Lucas Synthetic Gear & Transmission Oil 75w140 - Harley & Indian V-Twin
About Lucas
Lucas Oil produces engine oils, additives and problem-solving lubricants used across powersports and racing, including V-twin specific oils and assembly products.
Lucas Synthetic Gear & Transmission Oil 75W140 is a full synthetic lubricant engineered for V-twin motorcycle transmissions and final drives. It's formulated to resist shear and withstand extreme temperatures while providing long-lasting protection in high-performance and heavy-duty riding conditions.
Why riders pick this
- 75W140 full synthetic for extreme temperature protection
- Resists gear squeezing and shear loss under load
- Withstands high-temperature operation without breakdown
- Super slick, long-lasting lubrication reduces friction
- Ideal for high-performance and heavy-duty V-twin use
When you demand the most from your Harley-Davidson or Indian Motorcycle, every component counts, especially the fluids protecting your drivetrain. Lucas Synthetic Gear & Transmission Oil 75W140 is a full synthetic powerhouse designed to deliver maximum protection. This oil is specifically formulated to combat the intense heat and shearing forces that V-twin transmissions and final drives experience during aggressive riding, ensuring your gears remain protected and operate smoothly for the long haul.
Uncompromising Drivetrain Resilience
- 75W140 full synthetic formulation for superior film strength
- Resists gear squeezing and shear loss under extreme conditions
- Withstands high-temperature operation without breaking down
- Provides super slick, long-lasting lubrication for reduced friction
- Suitable for both high-performance and heavy-duty V-twin applications
Ride with Confidence and Protection
Upgrading to Lucas Synthetic Gear & Transmission Oil 75W140 means providing your V-twin's critical drivetrain components with a robust shield against wear and heat. This is an essential investment for any rider looking to extend the life of their transmission and final drive, especially those who frequently engage in spirited riding or heavy touring. Always consult your motorcycle's owner's manual for specific fluid requirements and recommended change intervals to ensure optimal performance and protection.
Specifications
- Brand: Lucas
- Manufacturer Part #: 10121
- UPC: 049807101213
- Viscosity: 75W140
- Size: 1 quart
- Weight: 2.02 lbs
- Dimensions: 3.3 in L × 3.25 in W × 11.6 in H
Common questions
What type of viscosity is 75W140 and what is it good for?
75W140 is a multi-grade synthetic viscosity suitable for V-twin transmissions and final drives, offering excellent protection across a wide range of ambient temperatures and demanding riding conditions.
Can this oil be used in my Harley transmission and primary?
Lucas 75W140 is formulated for transmissions and final drives. Always check your owner's manual for oil specifications, as some primary chain cases may require a different type of fluid.
Does this synthetic oil offer extended protection?
Yes, its full synthetic formulation is engineered for long-lasting lubrication, resisting shear and extreme temperatures to provide durable protection for your V-twin's drivetrain components.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Lucas |
| TYPE | Chemicals |
| SKU | 58-5206 |
| WEIGHT | 2.02 lb |
