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Why Changing Oil Before Winter is Crucial for Your Harley-Davidson

As the riding season winds down, prepping your Harley for winter storage is essential to ensure it’s in peak condition come spring. One often-overlooked yet critical step in winterization is changing the oil. Here’s why fresh oil is a must before tucking your bike away for the cold months.


Image showing motorcycles in winter storage at BJ's Cycles

Preventing Internal Corrosion


Motor oil does more than lubricate—it protects your engine’s internal components from corrosion. Over time, oil accumulates contaminants such as moisture, acids, and combustion byproducts. If left unchanged, these harmful substances can cause rust and pitting on vital engine parts while the bike is stored.


Preserving Engine Performance


Old oil that sits idle for months can lead to a build-up of sludge, which may clog oil passages and reduce the efficiency of your engine’s lubrication system. Starting the riding season with clean oil ensures optimal performance and extends the life of your engine.


Avoiding Cold-Weather Oil Issues


Fresh oil typically has better viscosity, allowing it to flow more efficiently in colder temperatures. This is particularly important if your Harley will be exposed to fluctuating temperatures or if you need to run the engine periodically during winter.


Maximizing Lubrication for Moving Parts


After a season of hard riding, parts like camshafts, pistons, and bearings need proper lubrication to stay protected. New oil provides a fresh layer of protection, minimizing wear when you fire up the engine after storage.


Don’t Forget the Other Fluids


In addition to changing the oil, inspect and, if necessary, replace other fluids like brake, clutch, and coolant. Each plays a critical role in maintaining the health of your bike and ensuring it’s ready for another season of riding.


Trust BJ's Cycles for Winter Storage & Changing Oil Before Winter


At BJ’s Cycles, we not only provide expert maintenance services but also offer secure winter storage solutions to protect your Harley all season long. Our storage service ensures your bike is safe and ready to roll when spring arrives. Learn more about our storage service by reading our blog.


Additional Winter Prep Checklist


  1. Battery Care: Disconnect and store it, or use a trickle charger.

  2. Fuel Stabilization: Add a fuel stabilizer to prevent degradation.

  3. Tire Maintenance: Inflate tires to the recommended PSI to avoid flat spots.

  4. Clean and Cover: Wash and wax your bike, and use a breathable cover to protect it from dust and moisture.


All of these tasks can be handled by the experienced technicians at BJ’s Cycles, so you can rest easy knowing your motorcycle is in expert hands. Contact us today to schedule your winter prep service!

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