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All Balls Master Cylinder Rebuild Kit (18-1002)

Part # 18-1002
Item #133098
Fits 136 motorcycles
  • Gas-Gas
    • EC250 · 2000–2019 (front)
    • EC300 · 2000–2019 (front)
    • EC125 · 2001–2015 (front)
    • EC200 · 2000–2019 (front)
    • EC250 4T · 2010–2012 (front)
    • EC250 Replica · 2013–2014 (front)
    • EC250 Six Days · 2019 (front)
    • EC300 Replica · 2013–2014 (front)
    • EC300 Six Days · 2019 (front)
    • EC450FSE · 2003–2006 (front)
    • EC450FSR · 2007–2009 (front)
    • Enduro GP 250 · 2018 (front)
    • Enduro GP 300 · 2018 (front)
    • MC125 · 2001–2009 (front)
    • MC250 · 2000–2009 (front)
    • SM125 · 2003–2009 (front)
    • SM250 · 2003–2005 (front)
    • XC200 · 2018–2019 (front)
    • XC250 · 2018–2019 (front)
    • XC300 · 2018–2019 (front)
  • Beta
    • RC 4T 450 · 2025 (front)
    • RR 2T 125 · 2019–2024 (front)
    • RR 2T 125 Race · 2021–2025 (front)
    • RR 2T 125 X-PRO · 2025 (front)
    • RR 2T 200 · 2019–2024 (front)
    • RR 2T 200 Race · 2021–2025 (front)
    • RR 2T 200 X-PRO · 2025 (front)
    • RR 2T 250 · 2013–2024 (front)
    • RR 2T 250 Race · 2022–2025 (front)
    • RR 2T 250 X-PRO · 2025 (front)
    • RR 2T 300 · 2013–2024 (front)
    • RR 2T 300 Race · 2022–2025 (front)
    • RR 2T 300 X-PRO · 2025 (front)
    • RR 4T 250 · 2005–2007 (front)
    • RR 4T 350 · 2011–2024 (front)
    • RR 4T 350 Race · 2022–2025 (front)
    • RR 4T 350 X-PRO · 2025 (front)
    • RR 4T 390 · 2015–2024 (front)
    • RR 4T 390 Race · 2022–2025 (front)
    • RR 4T 390 X-PRO · 2025 (front)
    • RR 4T 400 · 2005–2014 (front)
    • RR 4T 430 · 2015–2024 (front)
    • RR 4T 430 Race · 2022–2025 (front)
    • RR 4T 430 X-PRO · 2025 (front)
    • RR 4T 450 · 2005–2014 (front)
    • RR 4T 480 · 2018–2024 (front)
    • RR 4T 480 Race · 2022–2025 (front)
    • RR 4T 480 X-PRO · 2025 (front)
    • RR 4T 498 · 2012–2014 (front)
    • RR 4T 520 · 2010–2011 (front)
    • RR 4T 525 · 2005–2009 (front)
    • RR-S 4T 350 · 2017–2024 (front)
    • RR-S 4T 390 · 2017–2024 (front)
    • RR-S 4T 390 Special Edition · 2024 (front)
    • RR-S 4T 430 · 2017–2024 (front)
    • RR-S 4T 500 · 2017–2024 (front)
    • RR-S 4T 500 Special Edition · 2024 (front)
    • RS 4T 390 · 2015–2016 (front)
    • RS 4T 400 · 2014 (front)
    • RS 4T 430 · 2015–2016 (front)
    • RS 4T 500 · 2015–2016 (front)
    • RS 4T 520 · 2014 (front)
    • RX 2T 300 · 2021–2025 (front)
    • RX 4T 450 · 2024–2025 (front)
    • XTRAINER 250 · 2024–2025 (front)
    • XTRAINER 300 · 2015–2025 (front)
  • Honda
    • CR125R · 1999–2007 (front)
    • CR250R · 1999–2007 (front)
    • CR500R · 1999–2001 (front)
    • CR80R · 2000–2002 (front)
    • CR80RB · 2000–2002 (front)
    • CR85R · 2003–2007 (front)
    • CR85RB · 2003–2007 (front)
    • CRF150R · 2007–2025 (front)
    • CRF150RB · 2007–2025 (front)
    • CRF250R · 2004–2006 (front)
    • CRF250X · 2004–2017 (front)
    • CRF450L · 2019–2020 (front)
    • CRF450R · 2002–2006 (front)
    • CRF450RL · 2021–2025 (front)
    • CRF450X · 2005–2025 (front)
    • XR250R · 2000–2004 (front)
    • XR400R · 2000–2004 (front)
    • XR650R · 2000–2007 (front)
  • Kawasaki
    • KDX200 · 1995–2006 (front)
    • KDX220 · 1997–2005 (front)
    • KLX250R · 1994–1996 (front)
    • KLX300 · 2022–2024 (front)
    • KLX300(R) · 1997–2024 (front)
    • KLX400R · 2003 (front)
    • KLX400R NON CA MODELS PUMPER CARB · 2004 (front)
    • KLX450R · 2008–2009 (front)
    • KLX650D1 · 1996 (front)
    • KLX650R · 1993–1996 (front)
    • KX100 · 1995–2021 (front)
    • KX112 · 2022–2025 (front)
    • KX125 · 1994–2005 (front)
    • KX250 · 1994–2007 (front)
    • KX250F · 2004–2020 (front)
    • KX450F · 2006–2018 (front)
    • KX500 · 1994–2004 (front)
    • KX80 · 1994–2000 (front)
    • KX80 Big Wheel · 1994 (front)
    • KX85 · 2001–2025 (front)
    • KX85 Big Wheel · 2001–2018 (front)
    • Rieju MR Pro 200 · 2022–2024 (front)
    • MR Pro 250 · 2022–2024 (front)
    • MR Pro 300 · 2021–2024 (front)
    • MR Racing 200 · 2022–2023 (front)
    • MR Racing 250 · 2021–2023 (front)
    • MR Racing 300 · 2020–2024 (front)
  • Suzuki
    • DR350SE · 1999 (front)
    • DRZ400E · 2000–2003 (front)
    • DRZ400E CA MODEL CV CARB · 2004–2006 (front)
    • DRZ400E NON CA MODELS PUMPER CARB · 2004–2006 (front)
    • DRZ400K · 2000–2003 (front)
    • RM100 · 2003 (front)
    • RM125 · 1996–2008 (front)
    • RM250 · 1996–2008 (front)
    • RM85 · 2005–2023 (front)
    • RM85L · 2003–2016 (front)
    • RMX450 · 2010–2019 (front)
    • RMZ250 · 2004–2025 (front)
    • RMZ450 · 2005–2025 (front)
  • Yamaha
    • TTR230 · 2005–2025 (front)
    • WR250F · 2001–2016 (front)
    • WR426F · 2001–2002 (front)
    • WR450F · 2003–2015 (front)
    • YZ125 · 2001–2007 (front)
    • YZ250 · 2001–2007 (front)
    • YZ250F · 2001–2006 (front)
    • YZ426F · 2001–2002 (front)
    • YZ450F · 2003–2007 (front)
    • YZ65 · 2018–2025 (front)
    • YZ85 · 2002–2025 (front)
    • YZ85LW · 2022–2025 (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.

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WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
All Balls Racing Master Cylinder Rebuild Kit — Gas-Gas EC250 (2012-2013) + 138 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
  • 3x Washer

Fitment

Fits 136 motorcycles across Beta, Kawasaki, Gas-Gas, Honda, Suzuki, Yamaha — including Gas-Gas EC250 2000–2019 (front); Gas-Gas EC300 2000–2019 (front); Beta RC 4T 450 2025 (front); Beta RR 2T 125 2019–2024 (front); Beta RR 2T 125 Race 2021–2025 (front); Beta RR 2T 125 X-PRO 2025 (front); Beta RR 2T 200 2019–2024 (front); Beta RR 2T 200 Race 2021–2025 (front). Verify fit for your exact bike with the fitment checker at garamoto.com.

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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