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Master Cylinder Rebuild Kit — Honda CRF250R

Part # 18-1005
Item #133099
Fits 7 motorcycles
  • Honda
    • CRF250R · 2007–2025 (front)
    • CRF250RWE · 2025 (front)
    • CRF250RX · 2019–2025 (front)
    • CRF450R · 2007–2025 (front)
    • CRF450R-S · 2022–2024 (front)
    • CRF450RWE · 2019–2025 (front)
    • CRF450RX · 2017–2025 (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.

$29.80 $28.31 Save $1.49
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WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
All Balls Racing Master Cylinder Rebuild Kit — Honda CRF250R (2007-2025) + 6 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).

Fits:

  • Honda CRF250R (2007-2025)
  • Honda CRF250RWE (2025)
  • Honda CRF250RX (2019-2025)
  • Honda CRF450R (2007-2025)
  • Honda CRF450R-S (2022-2024)
  • Honda CRF450RWE (2019-2025)
  • Honda CRF450RX (2017-2025)

Kit contents:

  • 1x Boot
  • 2x Cup Seal, Master Cylinder
  • 2x Screw
  • 1x Snap Ring
  • 1x Spring
  • 5x Washer

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