The Ultimate Guide to Harley Davidson Wheel Bearing Puller

Introduction

Harley Davidson, the iconic motorcycle brand, is renowned for its powerful engines and classic designs. Maintaining these legendary machines requires meticulous care, including regular servicing of their wheel bearings. A Harley Davidson wheel bearing puller is an indispensable tool for this crucial task, enabling you to remove and replace worn-out bearings efficiently and effectively.

Understanding Wheel Bearings

Wheel bearings are critical components that allow the wheels to rotate smoothly, reducing friction and wear. They consist of inner and outer races, precision-engineered to withstand the high loads and stresses of motorcycle riding. Harley Davidson motorcycles typically use tapered roller bearings, which provide optimal durability and stability.

Choosing the Right Puller

Selecting the appropriate Harley Davidson wheel bearing puller is essential for successful bearing removal. Various pullers are available, each designed for specific bearing types and motorcycle models. Here are the key factors to consider:

• Bearing Size and Type: Ensure the puller is compatible with the size and type of bearings on your Harley Davidson motorcycle.
• Material: Opt for a puller made of high-strength materials, such as forged steel or billet aluminum, for durability and reliability.
• Adjustable Reach: Choose a puller with adjustable reach to accommodate different bearing configurations and wheel hub designs.
• Safety Features: Consider pullers with safety features such as lock-out mechanisms to prevent accidental release and ergonomic handles for comfortable use.

Table 1: Comparison of Harley Davidson Wheel Bearing Pullers

Table 2: Popular Harley Davidson Motorcycle Models and Compatible Pullers

Step-by-Step Guide to Using a Harley Davidson Wheel Bearing Puller

1. Safety Precautions

• Wear appropriate safety gear, including gloves and safety glasses.
• Ensure the motorcycle is parked on a stable surface and in neutral gear.

2. Wheel Removal

• Loosen the axle nut and axle bolts.
• Lift the motorcycle using a motorcycle jack and remove the wheel.

3. Puller Setup

• Clean the area around the wheel bearing.
• Attach the puller to the bearing, ensuring proper alignment.
• Adjust the reach and lock the puller if necessary.

4. Bearing Removal

• Slowly tighten the puller's bolt to apply pressure to the bearing.
• Observe the bearing as it moves out of its housing.
• Continue tightening until the bearing is fully removed.

5. Installation of New Bearing

• Clean the wheel hub and apply a small amount of grease to the bearing's outer race.
• Insert the new bearing into the hub, ensuring it is fully seated.
• Use a hammer or press to gently tap the bearing into place.

6. Wheel Reinstallation

• Place the wheel back on the hub and tighten the axle nut and bolts.
• Check that the wheel rotates smoothly and adjust the torque if necessary.

Tips and Tricks

• Use a Slide Hammer: For stubborn bearings, consider using a slide hammer to provide additional force.
• Apply Penetrating Oil: If the bearing is particularly stuck, spray penetrating oil around its perimeter to loosen it.
• Protect the Wheel Hub: Place a cloth or cardboard between the puller and the wheel hub to prevent damage.
• Check Bearing Condition: Before reinstalling a used bearing, thoroughly inspect it for any signs of damage, wear, or pitting.

Humorous Stories and Lessons Learned

Story 1:

A novice mechanic proudly removed a wheel bearing only to realize that he had forgotten to disassemble the brake caliper. As he wiggled and tugged, the caliper jammed, lodging the bearing firmly in its housing. After a few choice words, he discovered his error and sheepishly reassembled the brake before successfully extracting the bearing.

Lesson: Always double-check your preparations to avoid costly mistakes.

Story 2:

An experienced mechanic was servicing a customer's motorcycle when he encountered a bearing that seemed welded in place. After hours of frustration, he finally realized that the puller's jaws were reversed, applying inward pressure instead of outward. With a chuckle, he flipped the jaws and effortlessly removed the bearing.

Lesson: Pay attention to the details and use the correct tools for the job.

Story 3:

A seasoned rider bragged about regularly replacing his own wheel bearings. However, during one particularly hot ride, he forgot to tighten the axle nut after bearing replacement. As he accelerated hard, the wheel wobbled violently, sending him and his machine crashing to the ground.

Lesson: Even experienced mechanics can make mistakes. Always double-check your work and ride responsibly.

Common Mistakes to Avoid

• Using an Undersized Puller: Selecting a puller that is too small can damage the bearing or the wheel hub.
• Overtightening the Puller: Excessive force can damage the bearing races or the puller itself.
• Neglecting Safety Precautions: Working with heavy equipment can be dangerous. Always wear appropriate safety gear and follow proper procedures.
• Ignoring Bearing Condition: Reusing worn or damaged bearings can lead to premature failure and potential safety issues.
• Forgetting to Retighten Axle: Failure to properly torque the axle nut can result in wheel instability and hazardous riding conditions.

Frequently Asked Questions (FAQs)

1. How often should I replace my wheel bearings?

   According to Harley Davidson, wheel bearings should be inspected every 20,000-25,000 miles and replaced as needed.

2. Can I use a generic wheel bearing puller?

   While it is possible to use a generic puller, it is highly recommended to use a Harley Davidson-specific puller for optimal fit and performance.

3. How do I know if my wheel bearings need to be replaced?

   Signs of worn wheel bearings include excessive play, grinding noises, and uneven tire wear.

4. Can I replace wheel bearings myself?

   Yes, it is possible to replace wheel bearings yourself with the proper tools and experience. However, if you are not confident in your mechanical abilities, it is advisable to consult a qualified mechanic.

5. How much does it cost to replace wheel bearings?

   The cost of replacing wheel bearings varies depending on the model of Harley Davidson and whether the work is performed by a mechanic or yourself. Expect to pay around $200-$400 for the puller and bearings, and an additional $100-$200 for labor if using a mechanic.

6. What are the consequences of neglecting wheel bearing replacement?

   Worn wheel bearings can cause premature tire wear, increased rolling resistance, and reduced braking efficiency. In severe cases, neglected bearings can lead to bearing failure, wheel lockup, and potential accidents.

Conclusion

Maintaining your Harley Davidson motorcycle's wheel bearings is crucial for ensuring safe and enjoyable riding. Armed with the right tools, knowledge, and precautions outlined in this guide, you can confidently perform this essential task and keep your beloved machine running smoothly for years to come.