High-pressure chaincase lubricant that improves clutch cooling, prevents slipping and chatter, and extends primary chain life. Distinctive red color for leak detection. Suitable for all Big Twin primaries.
MAINTENANCE
Subcategories
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Engine Oil
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Primary Oil
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Transmission Oil
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Oil Filters
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Brake Pads
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Brake Fluid
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Additives
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Fork & Shocks Oil
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Spark Plugs
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Polish & Detailing
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Chemical Products
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Air Filters
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Fuel Filters
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Brake cleaner &...
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Accesories
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Maintenance Kits
Everything you need to service your Harley-Davidson on your own. In this category, you’ll find complete DIY maintenance kits, including engine oil, transmission oil, primary oil, and high-quality oil filters, designed specifically for Harley-Davidson models. Whether you're doing a routine oil change or preparing for a long ride, these kits ensure your bike stays in peak condition without visiting the shop.
Active filters
White-drying chain lubricant that resists fling-off, repels dirt and grit, and extends chain and sprocket life.
Protects transmission gears and improves clutch engagement for 2T/4T wet-clutch systems. Not recommended for Harley-Davidson transmissions.
Premium 4T engine oil formulated with mineral base oils and a superior additive package. Provides excellent anti-wear protection, corrosion resistance, reduced evaporation loss, and reliable wet clutch performance. Ideal for motocross and dual-sport riders with recommended change intervals of 2–4 hours (mx) or 2,500–3,000 miles (dual sport).
Improves fork action and reduces stiction for smoother performance.
Includes anti-foam protection and anti-wear additives for extended component life.
Premium mineral 4T engine oil with a superior additive package for excellent anti-wear protection, corrosion resistance, reduced evaporation and reliable wet clutch performance.
Premium oil filter with high-flow filtration, OEM-level quality, and broad aftermarket coverage.
Premium oil filter that traps contaminants and maintains oil flow for reliable engine protection.
Stepped and slotted spark plug head bolt cover that installs easily for a refined engine finish.
High-performance synthetic ester blend for 4-stroke motorcycles.
- Shear-resistant VI improvers
- Resists viscosity breakdown
- Suitable for air- and liquid-cooled engines and wet clutches
High-performance synthetic ester blend engine oil for 4-stroke motorcycles; resists viscosity breakdown and protects wet clutches.