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Spectro Heavy-Duty gear oil is a multi-viscosity SAE 85W140 GL5 extreme high pressure gear lubricant. This new formula will help quiet noisy transmissions in both 4 and 5 Speed Harley-Davidson Big Twin transmissions. Specifications exceed all of the Harley & API gear oil classifications GL1 thru GL5. Special additives provide improved fluid flow to bearings, easier shifting and less drive train friction.


Spectro Heavy-Duty "Gear Guard" SAE 85W140 gear oil
Article number Description Retail price Add to list
1 US Quart bottle (0.946 Liter)
Dealer pack with 12 bottles of 1 US Quart (0.946 Liter)
5 gallon pail (18.9 Liter)
60 Liter drum

Recommended Retail Prices excluding sales tax.

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