BALLS XO9EQKMKUP Crankshaft Bearing Big Wheel Kit All

( Brand: Balls ), ( Manufacturer Part Number: XO9EQKMKUP ), ( Type: Main Bearing Kit ), ( California Prop 65 Warning: Warning, And Birth Defects Or Other Reproductive Harm. ), ( Bearing Application: Crankshaft ), ( Bearing Included: Yes ), ( Compatible Model: Kx85 Big Wheel ), ( Length: 5.000 ), ( Package Quantity: Each )

Review BALLS All Crankshaft Bearing Kit Kawasaki Big Wheel fits KX85 2001–2018

The **Balls XO9EQMKUP Crankshaft Bearing Kit** is a premium, high-performance upgrade designed specifically for Kawasaki KX85 Big Wheel models produced between 2001 and 2018, ensuring smoother operation, enhanced durability, and improved reliability under demanding riding conditions. Engineered with precision, this kit replaces the stock crankshaft bearings with a set of high-quality, needle roller bearings that are optimized for reduced friction, minimized wear, and extended component life. The bearings are meticulously machined to exacting tolerances, ensuring a perfect fit within the crankshaft housing, which helps eliminate the rattles, vibrations, and premature failure often associated with stock components. Built to withstand the rigors of aggressive riding, frequent track sessions, or heavy-duty off-road use, these bearings are constructed from hardened steel and treated with advanced lubrication coatings to resist corrosion, heat buildup, and abrasive debris common culprits in bearing failure. Whether you're a competitive motocross racer pushing the limits of your KX85 or a weekend warrior seeking a more responsive and durable ride, this bearing kit delivers a noticeable improvement in crankshaft smoothness, allowing for better throttle response and reduced engine strain. Installation is straightforward, requiring only basic tools, and the kit includes all necessary components including seals and gaskets to ensure a complete and professional upgrade. By upgrading to the Balls XO9EQMKUP kit, you re not just replacing worn parts; you re investing in a long-term solution that enhances performance, protects your engine, and keeps your Kawasaki KX85 running at its peak for years to come.

### **Pros and Cons of buying a Balls XO9EQKMKUP Crankshaft Bearing Kit for Kawasaki KX85 (Big Wheel, 2001 2018)**

1. **High-Quality Materials** The kit is designed with durable, precision-engineered bearings that are built to withstand high stress and prolonged use, reducing the risk of premature failure.

2. **Compatibility** Specifically engineered for the Kawasaki KX85 (Big Wheel) models from 2001 to 2018, ensuring a proper fit without modifications.

3. **Performance Enhancement** Replacing worn or damaged crankshaft bearings can restore smooth operation, reduce vibration, and improve engine efficiency, leading to better throttle response and longevity.

4. **Easy Installation** The kit typically includes clear instructions and may come with tools or spacers, making the replacement process more manageable for DIYers.

5. **Preventative Maintenance** Installing new bearings as part of routine maintenance can prevent catastrophic engine failure, saving costly repairs in the long run.

6. **Brand Reputation** Balls (a division of **Balls Bearings**) is a well-known manufacturer in the motocross and off-road industry, suggesting reliability and durability.

7. **Cost-Effective Upgrade** Compared to full engine rebuilds or replacements, this kit is a relatively inexpensive way to maintain or improve engine health.

1. **Cost** While affordable for a bearing kit, the price may still be a concern for budget-conscious riders, especially if combined with other necessary maintenance tasks.

2. **Installation Complexity** Replacing crankshaft bearings requires disassembling the engine, which can be time-consuming and technically challenging for inexperienced mechanics. Professional installation may be necessary.

3. **Potential for Counterfeit Products** If purchasing from an untrusted seller (e.g., third-party marketplaces), there is a risk of receiving fake or low-quality replicas that could fail prematurely.

4. **Limited Lifespan** Even high-quality bearings will eventually wear out, especially under heavy use or extreme conditions (e.g., frequent racing, off-road abuse). Regular inspection is recommended.

5. **Additional Wear Indicators** If the bearings are being replaced due to existing engine wear (e.g., bent crankshaft, damaged rods), the kit alone may not fully resolve underlying issues, requiring further diagnostics or repairs.

6. **Warranty Limitations** Some aftermarket kits may not come with a manufacturer s warranty, leaving the rider responsible for any defects or failures post-installation.

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### **Conclusion**

The **Balls XO9EQKMKUP Crankshaft Bearing Kit** is a solid choice for Kawasaki KX85 owners looking to maintain or upgrade their engine s reliability. The kit offers high-quality components, proper compatibility, and potential performance benefits, making it a worthwhile investment for those willing to invest time in installation. However, the complexity of the installation and the risk of counterfeit products should be considered, particularly for riders without mechanical experience.

For most riders, this kit is a **recommended upgrade**, especially if the engine shows signs of bearing wear (e.g., unusual noise, vibration, or oil leaks). If budget allows, pairing it with other maintenance tasks (e.g., valve adjustment, chain service) can further extend the engine s lifespan. Those uncomfortable with engine disassembly may opt for professional installation to ensure proper fitment.

**Final Recommendation:** Purchase from an authorized dealer or reputable seller to avoid counterfeit products, and follow the installation instructions carefully. If the engine has other known issues, address them simultaneously for optimal results.

Details:

All Balls Racing crankshaft seals are designed with a carbon/fluorocarbon sealing lip to reduce dry start friction and crank pin wear. All Balls Racing Crankshaft Bearings and Seals Kits include all of the parts needed to do job right. These crankshaft bearings feature Kayo and Nacho Japanese precision for enhanced performance longevity. All Balls Crankshaft Bearings and Seals Kits Promo Video.

Bearing Application: Crankshaft. Use our shipping packaging to ship back the item, DO NOT tape label directly original manufacturers box. Kits Needed Per Vehicle: Seals Included: Yes.

Kit Includes: 2x Engine Bearings. The crankshaft seals feature a carbon/fluorocarbon pad on the seal lip and stainless steel garter springs. All Balls Crankshaft Crank Bearing Kit Suzuki Kawasaki 60-100 - YouTube. Bearing Included: Yes.

All Balls Crankshaft Crank Bearing Kit Suzuki Kawasaki 60-100 is competitively priced and designed to meet the toughest riding conditions. Reduces startup friction enhances dry start performance and reduces crank pin wear. Any fitment provided is for US Spec model's. Item must be in original undamaged unopened packaging.

part #: xo9eqkmkup price

• $66.87

specifications bearingmotorcycleiz:

• for makes: Kawasaki
• for years: 2001-2018
• brand: Balls
• mpn: Xo9eqkmkup
• type: Main Bearing Kit
• california prop 65 warning: Warning, And Birth Defects Or Other Reproductive Harm.
• bearing application: Crankshaft
• bearing included: Yes
• compatible model: Kx85 Big Wheel
• length: 5.000
• package quantity: Each

offer bearingmotorcycleiz:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• started: April 3, 2026
• quantity: 4

returns bearingmotorcycleiz:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

payments bearingmotorcycleiz:

• credit card: Diners-club
• wallet: Apple-pay
• other

seller bearingmotorcycleiz:

• rating: 99.6%
• # reviews: 32706
• city: Parkersburg, West Virginia

general bearingmotorcycleiz:

• condition: New
• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Engine Bearings

shipping bearingmotorcycleiz:

• service: Standard
• transit: 4-7 Days
• type: Fixed
• cost: $0.00
• class: Standard

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