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Master Cylinder Seal Kit for Case 580 590 Backhoe & Forklift – N14784

SKU:
N14784
FitsModel:
580K ASN JJG0020000, 580L, 580M, 580SK, 580SL, 580SM, 580SM+, 590T, 590SL, 590SM, 570LXT, 570MXT, 585G, 586G, 588G
ListDescription:
Master Cylinder Seal Kit
Part # N14784

Fits Models At A Glance

Case Backhoe Loaders:

  • 580K — After Serial Number JJG0020000
  • 580 Super K
  • 580L
  • 580 Super L
  • 580M (Series 1 & 2)
  • 580 Super M (Series 1 & 2)
  • 580 Super M+ (Series 2)
  • 590T
  • 590 Super L
  • 590 Super M (Series 1 & 2)

Case Loader Landscapers:

  • 570LXT
  • 570MXT

Case Forklifts:

  • 585G
  • 586G
  • 588G

Key Notes:

  • Part Numbers: SKU N14784.
  • Bore: Fits 1" bore cylinders
  • Fluid: For use with hydraulic oil
  • Type: Master cylinder seal / repair kit (aftermarket)
  • Kit Includes: plunger seal, special washer, piston seal, retaining washer ring, push rod boot, flow valve ball, flow valve seal, and flow valve gasket.
  • Serial Number Note: On the 580K, fits units built After Serial Number JJG0020000.
  • Application: Reseals the brake master cylinder that operates on the machine's hydraulic oil, restoring brake pedal pressure and firm pedal feel.

Common Use Case or Symptoms:
Replace when the brake pedal sinks or feels spongy, or the brakes drag or won't hold due to worn or leaking master cylinder seals.

Why Choose Broken Tractor:
✅ Complete Seal Set for a Master Cylinder Rebuild — every seal in one kit.
✅ Correct 1" Bore Fitment Verified to the Part Number — no guesswork on sizing.
✅ Fast Shipping from a U.S.-Based Team — small-parcel delivery to your door.

$32.00

Shipping calculated at checkout. If any item in your order is temporarily unavailable, we'll contact you to arrange a back-order or refund — whichever you prefer.

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Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.

Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.

Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.

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Product: Category: Brand: Head Title: Case Master Cylinder Seal Kit | Broken Tractor | N14784