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All Balls Master Cylinder Rebuild Kit (18-1115)

Part # 18-1115
Item #137652
Fits 5 motorcycles
  • Kawasaki
    • KX250F · 2021–2025 (front)
    • KX250X · 2021–2025 (front)
    • KX450F · 2019–2023 (front)
    • KX450SR · 2022–2023 (front)
    • KX450X · 2021–2023 (front)

⚠ Brake parts are caliper-specific. The same model can use different calipers by trim or year (base vs SP, ABS, Brembo vs stock), and catalog data isn't always exact. Confirm this fits your bike's actual caliper before ordering.

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WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
All Balls Racing Master Cylinder Rebuild Kit — Kawasaki KX250F (2021-2025) + 4 more
Product Details

Caliper pistons stuck, sticky lever feel, or a creeping low fluid level with no visible leak — the rubber seals inside the caliper or master cylinder are toast. All Balls rebuild kits include every rubber part you need to make ONE caliper or master cylinder new again: piston seals, dust boots, bleeder caps, pad pins, copper crush washers. OEM-spec EPDM rubber, bike-specific fitment.

Kit fits the bikes listed below. Confirm whether you need front or rear (some bikes share a kit, most don't).

Kit contents:

  • 1x Boot
  • 2x Cup Seal, Master Cylinder
  • 2x Screw
  • 1x Snap Ring
  • 1x Spring
  • 2x Washer

Fitment

  • Kawasaki KX250F 2021–2025 (front)
  • Kawasaki KX250X 2021–2025 (front)
  • Kawasaki KX450F 2019–2023 (front)
  • Kawasaki KX450SR 2022–2023 (front)
  • Kawasaki KX450X 2021–2023 (front)

Brake parts are caliper-specific — the same model can use different calipers by trim or year. Confirm this fits your bike’s actual caliper before ordering.

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