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Master Cylinder Kits

Motorcycle master cylinder repair kits provide the components needed to restore braking performance and hydraulic system reliability. Over time, seals and internal components can wear, leading to reduced braking efficiency, fluid leaks and poor lever feel.

At OnlineMoto Parts, we stock a wide range of motorcycle master cylinder kits for Japanese and European motorcycles. Our range includes repair kits for front and rear brake master cylinders, helping restore smooth operation and reliable braking performance.

Whether you're carrying out a brake overhaul or repairing a leaking master cylinder, our quality rebuild kits provide an economical alternative to complete unit replacement. Use our vehicle finder to locate the correct kit for your motorcycle.

  • Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 600 1998-2001
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 600 1998-2001

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha XVZ 1300 1996-2001
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha XVZ 1300 1996-2001

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha XV 750 1988-1997
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha XV 750 1988-1997

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha XV 1600 1999-2003
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha XV 1600 1999-2003

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha XJR 400 1993-2007
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha XJR 400 1993-2007

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha XJR 1300 1998-1999
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha XJR 1300 1998-1999

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha TRX 850 1996-1998
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha TRX 850 1996-1998

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha FZR 600 1994-1995
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha FZR 600 1994-1995

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha FZR 1000 1989-1995
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha FZR 1000 1989-1995

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha FZ 400 1996-1997
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha FZ 400 1996-1997

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki VZ 1600 2004-2005
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki VZ 1600 2004-2005

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki SV 1000 2003-2007
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki SV 1000 2003-2007

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki RF 900 1994-1998
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki RF 900 1994-1998

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki GSX R 750 1985-2003
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki GSX R 750 1985-2003

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki GSX 550 1983-1987
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki GSX 550 1983-1987

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki GSX 1400 2002-2007
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki GSX 1400 2002-2007

    Honda, Kawasaki, Suzuki, Yamaha OD=15.80mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki VZ 1600 2004-2005

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki ZXR 250 1989-1993

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki ZL 1000 1987-1988

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki VN 1500 1988-2005

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki GPZ 750 1985-1986

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki GPX 600 1988-1996

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
    Sold out
  • Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda CBF 1000 2006-2011

    Kawasaki OD=14.00mm, Length=32.00mm also fit Triumph

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • Front Brake Master Cylinder Repair Kit Fits Yamaha WR 500 1992-1993
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha WR 500 1992-1993

    *Yamaha OD=11.00mm, Length=51.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha TTR 125 2000-2014
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha TTR 125 2000-2014

    *Yamaha OD=11.00mm, Length=51.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha XS 1100 1978-1981
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Yamaha XS 1100 1978-1981

    *Yamaha OD=12.60mm, Length=65.00mm(280291 14mm)

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Rear Brake Master Cylinder Repair Kit Fits Honda NTV 600 1988-1991 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda NTV 600 1988-1991

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Rear Brake Master Cylinder Repair Kit Fits Honda NT 650 1988-1992 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda NT 650 1988-1992

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Rear Brake Master Cylinder Repair Kit Fits Honda NR 1992 – motorcycle part available from UK stock
    Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda NR 1992

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • Rear Brake Master Cylinder Repair Kit Fits Honda CBR 500 1987-1991 – motorcycle part available from UK stock
    Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda CBR 500 1987-1991

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki SV 650 1999-2002

    Honda OD=12.70mm, Length=37.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Suzuki RM 80 1990-2001

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Suzuki GSX R 400 1990-1995

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Suzuki GSX 1400 2002-2007

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki DR 650 1996-2012

    Honda OD=12.70mm, Length=37.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Rear Brake Master Cylinder Repair Kit Fits Kawasaki ZR 400 1989-2001 – motorcycle part available from UK stock
    Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki ZR 400 1989-2001

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki KX 80 1988-2000

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki KX 450 2006-2014

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki KLR 650 1987-2007

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki KFX 450 2008-2014

    Honda OD=12.70mm, Length=37.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Sold out
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki BJ 250 1994-1997

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
    Sold out
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha YTZ 250 1985-1986
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Yamaha YTZ 250 1985-1986

    *Yamaha OD=12.70mm, Length=37.00mm(Thread Length 23mm)

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Front Brake Master Cylinder Repair Kit Fits Kawasaki VN 1500 1988-1998
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki VN 1500 1988-1998

    Honda, Kawasaki, Suzuki, Yamaha OD=12.70mm Length=48.60mm

    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Front Brake Master Cylinder Repair Kit Fits Honda NES 125 2000-2006
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda NES 125 2000-2006

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda, Kawasaki, Suzuki, Yamaha OD...

    View full details
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha XVS 1300 2007-2014
    £43.99 - £43.99
    £43.99
    £43.99 - £43.99
    £43.99

    Rear Brake Master Cylinder Repair Kit Fits Yamaha XVS 1300 2007-2014

    *Rear Master Cylinder Repair Kit Yamaha XVS1100 99-06, XVS1300

    £43.99 - £43.99
    £43.99
    £43.99 - £43.99
    £43.99
  • Rear Brake Master Cylinder Repair Kit Fits Honda CBR 400 1988-1994 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda CBR 400 1988-1994

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=15.80mm, Length=32.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Rear Brake Master Cylinder Repair Kit Fits Honda CR 125 1987-2001 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Honda CR 125 1987-2001

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Rear Brake Master Cylinder Repair Kit Fits Kawasaki KXF 250 1987-1988

    Honda OD=12.70mm, Length=37.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97