Lucas Primary Chain Case Oil - V-Twin Chaincase OIL 6gal BOX

Lucas primary chain case oil is a genuine V-twin formulation designed for Harley-Davidson and Indian Motorcycle primary chaincase lubrication. This 6-gallon box delivers cooler, quieter operation while extending chain and sprocket life and meeting or exceeding all OEM requirements.

Features

• Smooth clutch action with reduced slippage
• Extends primary chain and sprocket life
• Cooler and quieter operation
• Heavy-duty, high-performance formula
• Meets or exceeds all OEM specifications

Specifications

• Brand: Lucas
• Manufacturer Part #: 18045
• UPC: 049807180454
• Quantity: 6 gallons
• Package Weight: 46 lbs
• Package Dimensions: 13.25 in L × 7.5 in W × 19.75 in H

Fitment

Fits V-twin motorcycles, including Harley-Davidson and Indian Motorcycle models that use a separate primary chaincase.

Frequently Asked Questions

What motorcycles use this oil?

Any V-twin motorcycle with a primary chaincase, including all Harley-Davidson and Indian Motorcycle models with wet primaries.

Can I use this in my transmission or engine crankcase?

No — this is formulated specifically for primary chaincase lubrication only. Do not use in transmission or crankcase.

Why buy a 6-gallon box instead of smaller bottles?

The bulk box is economical for shops, fleets, or riders who maintain multiple bikes or service regularly.

Does this meet OEM specifications?

Yes — Lucas primary chain case oil meets or exceeds all OEM requirements for V-twin primary chaincases.