1. Pistons, Rings & Piston Kits Products
  2. sku: 8031269093007502
  3. PROX 18.4351

PROX 18.4351 Inner Clutch Hub 193564435286 KX250/X

fits model: Kx250.

18.4351 Prox Inner Clutch Hub - Kx250/x

( Brand: Prox ), ( Manufacturer Part Number: 18.4351 ), ( Material: Aluminum ), ( Product Type: Clutch ), ( Type: Inner ), ( Units: Each ), ( Part Type: Engine Related Parts ), ( Alt Mpn 1: 1132-1874 ), ( Alt Mpn 2: 19-4351h ), ( Category 1: Clutch Kits / Plates ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 0.8300 ), ( Package Length: 1.38 ), ( Package Width: 0.79 ), ( Package Height: 12.40 ), ( Manufacturer Warranty: 30 Days ), ( UPC: 193564435286 )

Review PROX Inner Clutch Hub Kx250/x fits KX250

KX250/X 18.4351 Inner Clutch Hub

The KX250/X 18.4351 Inner Clutch Hub is an essential component of the drivetrain system in Kawasaki KX250 and KX250X motocross bikes. This high-performance clutch hub is specifically designed to deliver optimal power transmission and durability for aggressive off-road riding.

The hub is machined from strong and lightweight aluminum alloy, ensuring a perfect balance between weight reduction and robustness. Its precision-engineered design provides a snug fit with the clutch basket, ensuring a consistent engagement of the clutch plates. Furthermore, the smooth surface finish of the hub minimizes clutch drag and promotes efficient power transfer to the transmission.

The 18.4351 Inner Clutch Hub features a splined interface for the clutch shoes, ensuring a secure and reliable connection between the clutch shoes and the clutch hub. The splines are precision-machined to ensure a perfect fit and smooth operation, reducing the risk of clutch slippage and promoting consistent power delivery.

The hub also comes with an integrated clutch push assembly that helps in the engagement and disengagement of the clutch plates. The push assembly is designed to provide a positive and consistent feel, allowing the rider to precisely control the power delivery to the rear wheel.

The KX250/X 18.4351 Inner Clutch Hub is designed to meet the demanding requirements of professional motocross racing. It is engineered to handle the high torque and power output of the KX250 and KX250X engines, ensuring reliable and consistent performance even in the most challenging off-road conditions.

In summary, the KX250/X 18.4351 Inner Clutch Hub is a high-performance and durable component designed to deliver optimal power transmission and durability for aggressive off-road riding on Kawasaki KX250 and KX250X motocross bikes. Its precision-engineered design, lightweight aluminum alloy construction, and integrated clutch push assembly make it an essential upgrade for serious off-road riders looking to maximize their bike's performance and reliability.

Buying an 18.4351 inner clutch hub for a KX250 or similar motorcycle can be a significant investment for any rider. Here are some potential pros and cons to consider before making a purchase.

Pros:

1. Improved Clutch Performance: An aftermarket inner clutch hub can offer improved clutch performance, allowing for smoother engagement and better power delivery.

2. Durability: A high-quality aftermarket inner clutch hub is often more durable than the stock part, providing longer-lasting performance and reducing the need for frequent replacements.

3. Customization: Upgrading to an aftermarket inner clutch hub can be a part of a larger customization project, allowing riders to personalize their bikes and potentially improve performance.

Cons:

1. Cost: Aftermarket inner clutch hubs can be more expensive than stock parts, and the cost of the upgrade may not be justified for all riders.

2. Installation: Installing an aftermarket inner clutch hub can be a complex process, requiring specialized tools and knowledge. It may be necessary to pay for professional installation, adding to the overall cost.

3. Compatibility: Not all aftermarket inner clutch hubs are compatible with all motorcycle models or years, so it's important to ensure that the part is a good fit before making a purchase.

Conclusion:

An aftermarket inner clutch hub can offer significant benefits for riders, including improved performance and durability. However, the cost and complexity of the upgrade may not be worth it for all riders. Before making a purchase, it's important to carefully consider the specific needs and goals of your riding style and budget. If you do decide to upgrade, be sure to choose a reputable manufacturer and ensure that the part is compatible with your motorcycle model and year.

Recommendation:

If you're considering an upgrade to an aftermarket inner clutch hub, it's important to do your research before making a purchase. Look for a reputable manufacturer with a proven track record of producing high-quality parts. Be sure to check that the hub is compatible with your motorcycle model and year, and consider the cost and installation requirements before making a decision. Ultimately, whether or not an aftermarket inner clutch hub is a worthwhile investment will depend on your individual riding style, budget, and goals.

Details:

Die cast inner hubs made to OEM specifications. 100% satisfaction guaranteed. Reliable performance components meet or exceed OEM specifications.

Can be used in combination with all other Pro X or OEM clutch components. Made to exact OEM specifications offer maximum performance and durability. PART TYPE Engine Related Parts. Item Specifics.

Combined shipping available. ProX Inner Clutch Hub - KX250/X 18.4351:: Hub Manufactured by the leading OEM factories.

part #: 184351 prices

  • $64.99-$66.94

specifications pistondon:

  • for models: Kx250
  • brand: Prox
  • mpn: 18.4351
  • material: Aluminum
  • product type: Clutch
  • type: Inner
  • units: Each
  • part type: Engine Related Parts
  • alt mpn 1: 1132-1874
  • alt mpn 2: 19-4351h
  • category 1: Clutch Kits / Plates
  • average delivery time: 2-3 Days
  • package weight: 0.8300
  • package length: 1.38
  • package width: 0.79
  • package height: 12.40
  • manufacturer warranty: 30 Days
  • upc: 193564435286

payments pistondon:

  • credit card: Discover
  • wallet: Paypal
  • other

returns pistondon:

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

offer pistondon:

  • started: August 30, 2025
  • sold: 0
  • quantity: 7
  • availability: In Stock
  • options: Ship-to-home

general pistondon:

  • Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
  • condition: New

seller pistondon:

  • # reviews: 474962
  • city: Hilliard, Ohio
  • rating: 99.0%

shipping pistondon:

  • transit: 5-10 Days
  • carrier: USPS, FedEx
  • class: Standard, Expedited, One-day
  • type: Calculated
  • cost: $0.00
  • service: USPS Ground Advantage, FedEx 2Day, FedEx Standard Overnight
for models: kx250, product type: clutch, type: inner, units: each, part type: engine related parts, alt mpn 1: 1132-1874, alt mpn 2: 19-4351h, category 1: clutch kits / plates, average delivery time: 2-3 days, package weight: 0.8300, package length: 1.38, package width: 0.79, package height: 12.40, manufacturer warranty: 30 days,
category: motorcycle parts > motorcycle scooter parts accessories > engines engine parts > pistons, rings piston kits, material: aluminum, sku: 8031269093007502,

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5 offers $64.99–$66.94 USD
  • Offer #1: $64.99 price + $0.00 shipping estimate = $64.99* total. Can be used in combination with all other Pro X or OEM clutch components PROX Pro X Inner Clutch Hub.FREE SHIPPING
  • Offer #2: $66.94 price + $7.95 shipping estimate = $74.89* total. part. Inner Clutch Hub.+$7.95 shipping
  • Offer #3: $66.74 price + $8.99 shipping estimate = $75.73* total. The price was great. Fits: 2021-2025 Kawasaki KX250, 2021-2025 Kawasaki KX250X.+$8.99 shipping
  • Offer #4: $76.53 price + $0.00 shipping estimate = $76.53* total. PART TYPEEngine Related Parts. PRODUCT TYPEClutch.FREE SHIPPING
  • Offer #5: $71.95 price + $0.00 shipping estimate = $71.95* total. Manufactured by the leading OEM factories Made to exact OEM specifications to offer maximum performance and durability Can be used in combination with all other Pro X or OEM clutch components Reliable performance components meet or exceed OEM specifications Die cast inner hubs made to OEM specifications.FREE SHIPPING

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