Hey guys! Ever noticed a weird wobble or noise coming from your LC135's rear wheel? It might be time to replace your rear wheel bearings. Don't worry, it's a pretty straightforward job you can totally handle at home with the right tools and a bit of patience. This guide will walk you through every step, making sure your LC135 is back on the road, smooth and safe, in no time. Let's dive in!

Why Replace Your LC135 Rear Wheel Bearings?

Before we get our hands dirty, let's talk about why those little bearings are so important. Wheel bearings are crucial components that allow your wheel to spin freely and smoothly. Over time, they wear out due to constant use, exposure to dirt and water, and the sheer stress of supporting your bike and you. Ignoring worn bearings can lead to some serious problems. When rear wheel bearings fail, it is paramount that you replace them.

Think of bearings like tiny ball bearings packed inside a metal race. These bearings reduce friction, allowing the wheel to turn effortlessly. But, over time, these bearings can become pitted, cracked, or simply lose their lubrication. This wear and tear results in increased friction, leading to several noticeable symptoms.

Here's why replacing worn rear wheel bearings is essential:

• Safety First: Worn bearings can cause the wheel to wobble or even seize up, leading to a loss of control, especially at high speeds. Imagine taking a corner and suddenly feeling your rear wheel acting funny – not a situation you want to be in.
• Improved Handling: New bearings ensure smooth and predictable handling. You'll notice a significant improvement in your bike's stability and responsiveness.
• Reduced Noise: Grinding, rumbling, or clicking noises from the rear wheel are telltale signs of bad bearings. Replacing them will restore a quiet and enjoyable ride.
• Prevent Further Damage: Ignoring worn bearings can cause damage to other components, such as the axle, hub, and even the swingarm. Replacing the bearings promptly can save you money in the long run.
• Enhanced Performance: Fresh bearings minimize friction, allowing your engine to transfer power more efficiently to the wheel. This can result in slightly improved acceleration and fuel economy.

So, if you're experiencing any of these symptoms, don't delay! Replacing your LC135's rear wheel bearings is a simple and effective way to ensure your safety, improve your bike's performance, and prevent costly repairs down the road. Plus, doing it yourself gives you the satisfaction of knowing you've taken care of your ride. Remember, a well-maintained bike is a happy bike, and a happy bike means a happy rider!

Tools and Materials You'll Need

Okay, so you're convinced that replacing your LC135's rear wheel bearings is a good idea. Awesome! Now, let's gather the tools and materials you'll need to get the job done. Having everything on hand before you start will make the process much smoother and less frustrating. Trust me, you don't want to be running to the store in the middle of the job.

Here's a comprehensive list of what you'll need:

• New Rear Wheel Bearings: This is the most crucial part! Make sure you get the correct size and type of bearings for your LC135. Check your bike's manual or a reliable parts website to confirm the right specifications. It's always a good idea to buy quality bearings from a reputable brand. Good quality rear wheel bearings will last longer.
• Sockets and Wrenches: You'll need a variety of sockets and wrenches to remove the rear wheel and related components. Common sizes include 10mm, 12mm, 14mm, 17mm, 19mm, and 24mm. A socket set with a ratchet and extension bars is highly recommended.
• Torque Wrench: A torque wrench is essential for tightening the axle nut and other fasteners to the correct specification. This prevents over-tightening, which can damage the bearings or other components.
• Bearing Puller (Optional but Recommended): A bearing puller makes removing the old bearings much easier and safer. It helps to evenly distribute force and prevents damage to the wheel hub. If you don't have a bearing puller, you can use a punch and hammer, but be very careful.
• Bearing Press or Driver: A bearing press or driver is used to install the new bearings into the wheel hub. This ensures that the bearings are seated correctly and evenly. You can also use a socket that matches the outer diameter of the bearing and a hammer, but again, be very careful.
• Hammer: A hammer is needed for various tasks, such as tapping out the old bearings (if you're not using a bearing puller) and seating the new bearings (if you're not using a bearing press).
• Punch or Drift: A punch or drift is used to help drive out the old bearings from the hub. Choose one that is slightly smaller than the inner diameter of the bearing.
• Grease: You'll need grease to lubricate the new bearings before installation. Use a high-quality bearing grease that is designed for motorcycle applications.
• Penetrating Oil: Penetrating oil can help loosen any stubborn bolts or nuts that are difficult to remove. Spray it on the threads and let it soak for a few minutes before attempting to loosen them.
• Wheel Chocks or Stand: Wheel chocks or a stand will keep the bike stable while you're working on the rear wheel. This is essential for safety.
• Gloves: Gloves will protect your hands from grease and dirt.
• Safety Glasses: Safety glasses will protect your eyes from debris.
• Shop Rags: Shop rags are useful for wiping up spills and cleaning parts.
• Service Manual (Optional but Recommended): A service manual for your LC135 will provide detailed instructions and torque specifications.

With all these tools and materials in hand, you'll be well-prepared to tackle the rear wheel bearing replacement on your LC135. Remember to take your time, be careful, and follow the instructions carefully. And if you're ever unsure about something, don't hesitate to consult a professional mechanic. Happy wrenching!

Step-by-Step Guide to Replacing Your LC135 Rear Wheel Bearings

Alright, let's get down to business! With your tools and materials gathered, and your workspace prepped, it's time to dive into the actual replacement of your LC135's rear wheel bearings. Follow these steps carefully, and you'll have your bike back on the road in no time.

Step 1: Prepare the Bike

• Secure the Bike: Place your LC135 on a stable surface and use a paddock stand or wheel chocks to lift the rear wheel off the ground. Make sure the bike is stable and won't tip over.
• Remove the Rear Wheel: Loosen the axle nut using the appropriate socket. You might need to use a breaker bar if the nut is particularly tight. Once the nut is loose, remove it completely and carefully slide the rear wheel out of the swingarm.

Step 2: Remove the Old Bearings

• Clean the Hub: Before removing the bearings, clean the wheel hub with a shop rag to remove any dirt or debris. This will make it easier to see what you're doing.
• Use a Bearing Puller (Recommended): If you have a bearing puller, follow the manufacturer's instructions to remove the bearings. This is the easiest and safest way to remove the bearings without damaging the hub.
• Use a Punch and Hammer (Alternative): If you don't have a bearing puller, you can use a punch and hammer to drive out the bearings. Place the wheel on a stable surface with the hub facing up. Position the punch on the inner race of the bearing and gently tap it with the hammer. Work your way around the bearing, tapping it evenly until it starts to move. Continue tapping until the bearing is completely removed. Be careful not to damage the hub.
• Repeat for the Other Bearing: Repeat the process to remove the bearing from the other side of the wheel hub.

Step 3: Prepare the New Bearings

• Clean the Hub Again: Once the old bearings are removed, clean the wheel hub thoroughly with a shop rag to remove any remaining dirt or debris.
• Grease the New Bearings: Apply a generous amount of high-quality bearing grease to the new bearings. This will help to lubricate them and protect them from wear.

Step 4: Install the New Bearings

• Use a Bearing Press or Driver (Recommended): If you have a bearing press or driver, follow the manufacturer's instructions to install the new bearings. This will ensure that the bearings are seated correctly and evenly.
• Use a Socket and Hammer (Alternative): If you don't have a bearing press or driver, you can use a socket and hammer to install the new bearings. Choose a socket that matches the outer diameter of the bearing. Place the bearing on the hub and position the socket on top of the bearing. Gently tap the socket with the hammer until the bearing is fully seated in the hub. Be careful not to damage the bearing or the hub.
• Ensure Proper Seating: Make sure the bearings are fully seated in the hub. You should not be able to see any gap between the bearing and the hub.
• Repeat for the Other Bearing: Repeat the process to install the bearing on the other side of the wheel hub.

Step 5: Reinstall the Rear Wheel

• Slide the Wheel Back In: Carefully slide the rear wheel back into the swingarm, making sure the chain is properly aligned with the sprocket.
• Install the Axle Nut: Install the axle nut and tighten it to the manufacturer's specified torque using a torque wrench. Over-tightening the axle nut can damage the bearings.
• Check Wheel Alignment: Make sure the rear wheel is properly aligned. You can use a chain alignment tool or measure the distance from the swingarm pivot to the axle on both sides.

Step 6: Final Checks

• Spin the Wheel: Spin the rear wheel to make sure it rotates freely and smoothly. There should be no unusual noises or vibrations.
• Check for Play: Check for any play in the wheel bearings. Grab the wheel and try to move it from side to side. There should be no noticeable play.
• Test Ride: Take your LC135 for a short test ride to make sure everything is working properly. Listen for any unusual noises or vibrations. If you notice anything unusual, stop and investigate.

Congratulations! You've successfully replaced the rear wheel bearings on your LC135. With a little patience and the right tools, you've saved yourself some money and gained valuable experience. Now, go enjoy the smooth and quiet ride!

Pro Tips for a Smooth Bearing Replacement

Okay, you've got the basic steps down, but here are a few extra tips to make the job even smoother and ensure long-lasting results. These pro tips can save you time, prevent headaches, and help you get the most out of your new bearings.

• Heat the Hub (Carefully): Before removing the old bearings, you can gently heat the wheel hub with a heat gun or hair dryer. This will expand the metal slightly, making it easier to remove the bearings. Be careful not to overheat the hub, as this can damage it.
• Chill the New Bearings: Before installing the new bearings, you can chill them in the freezer for a few hours. This will shrink the metal slightly, making it easier to install the bearings. Be sure to grease the bearings before chilling them.
• Use the Right Grease: Use a high-quality bearing grease that is specifically designed for motorcycle applications. This type of grease is formulated to withstand the high temperatures and pressures that wheel bearings are subjected to.
• Don't Over-Tighten the Axle Nut: Over-tightening the axle nut can damage the bearings and cause them to wear out prematurely. Use a torque wrench to tighten the axle nut to the manufacturer's specified torque.
• Check the Seals: When you remove the old bearings, inspect the seals for any damage. If the seals are damaged, replace them with new ones. Damaged seals can allow dirt and water to enter the bearings, causing them to wear out prematurely.
• Cleanliness is Key: Keep your workspace clean and organized. This will help prevent dirt and debris from contaminating the bearings.
• Take Your Time: Don't rush the job. Take your time and be careful. If you're unsure about something, don't hesitate to consult a professional mechanic.
• Proper Tools: Invest in quality tools. While you can get by with basic tools, having the right tools, like a bearing puller and press, will make the job much easier and safer.

By following these pro tips, you'll not only ensure a smooth bearing replacement but also extend the life of your new bearings. Remember, a little extra care and attention can go a long way in keeping your LC135 running smoothly and safely. Happy riding!

When to Seek Professional Help

While replacing your LC135's rear wheel bearings is a manageable task for many DIY enthusiasts, there are situations where seeking professional help is the best course of action. Knowing when to throw in the towel and consult a mechanic can save you time, money, and potential headaches.

• Lack of Experience: If you're a complete novice with motorcycle repairs, it's best to leave this job to a professional. Working on critical components like wheel bearings requires a certain level of mechanical aptitude and experience. Rear wheel bearings are vital for safety.
• Specialized Tools: If you don't have access to specialized tools like a bearing puller or bearing press, attempting to remove and install the bearings without them can be risky. You could potentially damage the wheel hub or the bearings themselves.
• Stripped Threads or Damaged Components: If you encounter stripped threads, damaged components, or other unexpected problems during the process, it's best to stop and consult a professional. Attempting to force things or improvise solutions can often make the problem worse.
• Uncertainty or Hesitation: If you feel unsure or hesitant about any part of the process, don't proceed. It's better to err on the side of caution and seek professional guidance.
• No Service Manual: Without a service manual, you might not know the correct torque specifications for the axle nut and other fasteners. Over-tightening or under-tightening these fasteners can be dangerous.
• Recurring Issues: If you've replaced the bearings yourself before and continue to experience problems, there may be an underlying issue that requires professional diagnosis and repair.

Remember, your safety is paramount. If you're not comfortable performing the rear wheel bearing replacement yourself, don't hesitate to seek professional help. A qualified mechanic can ensure that the job is done correctly and safely, giving you peace of mind and a smooth ride.