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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 Honda CR 85 2003-2007 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Front Brake Master Cylinder Repair Kit Fits Honda CR 85 2003-2007

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Suzuki OD=11.00mm, Length=61.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Save 15% Save %
    £40.00
    £40.00 - £40.00
    £40.00
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki VZR 1800 2006-2014

    Front Master Cylinder Repair Kit Suzuki GSF650 05-06, VZR1800

    £40.00
    £40.00 - £40.00
    £40.00
    £33.99
    £33.99 - £33.99
    £33.99
    Save 15% Save %
  • Front Brake Master Cylinder Repair Kit Fits Honda ST 1100 1996-2002 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Front Brake Master Cylinder Repair Kit Fits Honda ST 1100 1996-2002

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda OD=14.00mm, Length=32.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Front Brake Master Cylinder Repair Kit Fits Suzuki LT 250 1985-1991
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki LT 250 1985-1991

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

    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Save 9% Save %
    £43.00
    £43.00 - £43.00
    £43.00
    £38.97
    £38.97 - £38.97
    £38.97

    Rear Brake Master Cylinder Repair Kit Fits Suzuki DR 650 1990-1996

    Suzuki OD=14.00mm, Length=32.00mm

    £43.00
    £43.00 - £43.00
    £43.00
    £38.97
    £38.97 - £38.97
    £38.97
    Save 9% Save %
  • £48.97 - £48.97
    £48.97
    £48.97 - £48.97
    £48.97

    Front Brake Master Cylinder Repair Kit Fits Kawasaki KLX 250 2009-2014

    *Front Master Cylinder Repair Kit Kaw.KLX125 10-12, KLX250

    £48.97 - £48.97
    £48.97
    £48.97 - £48.97
    £48.97
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha XG 250 2005
    £42.97 - £42.97
    £42.97
    £42.97 - £42.97
    £42.97

    Rear Brake Master Cylinder Repair Kit Fits Yamaha XG 250 2005

    *Yamaha OD=12.70mm, Length=37.00mm(Thread Length 19mm)

    £42.97 - £42.97
    £42.97
    £42.97 - £42.97
    £42.97
  • Front Brake Master Cylinder Repair Kit Fits Honda CR 80 1998-1999 – motorcycle part available from UK stock
    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97

    Front Brake Master Cylinder Repair Kit Fits Honda CR 80 1998-1999

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Suzuki OD=11.00mm, Length=61.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Front Brake Master Cylinder Repair Kit Fits Honda CB 1300 2003-2010
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97

    Front Brake Master Cylinder Repair Kit Fits Honda CB 1300 2003-2010

    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
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97
  • Front Brake Master Cylinder Repair Kit Fits Kawasaki Ninja 300 2013-2014
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki Ninja 300 2013-2014

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

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99
  • Front Brake Master Cylinder Repair Kit Fits Honda VTR 250 2009-2010
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda VTR 250 2009-2010

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda, Yamaha OD=11.00mm Length=50...

    View full details
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Front Brake Master Cylinder Repair Kit Fits Honda XL 650 2000-2006
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda XL 650 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
  • Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 400 2000-2010
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 400 2000-2010

    *Yamaha OD=14.00mm, Length=41.60mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Kawasaki KVF 300 1999-2002
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97

    Front Brake Master Cylinder Repair Kit Fits Kawasaki KVF 300 1999-2002

    Honda, Kawasaki, Suzuki, Yamaha OD=14.00mm Length=41.60mm

    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97
  • Save 14% Save %
    £43.00
    £43.00 - £43.00
    £43.00
    £36.99
    £36.99 - £36.99
    £36.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki GS 650 1981-1983

    Suzuki OD=14.00mm, Length=32.00mm

    £43.00
    £43.00 - £43.00
    £43.00
    £36.99
    £36.99 - £36.99
    £36.99
    Save 14% Save %
  • Save 6% Save %
    £36.00
    £36.00 - £36.00
    £36.00
    £33.97
    £33.97 - £33.97
    £33.97

    Front Brake Master Cylinder Repair Kit Fits Suzuki RM 85 2002-2014

    Suzuki OD=11.00mm, Length=61.00mm

    £36.00
    £36.00 - £36.00
    £36.00
    £33.97
    £33.97 - £33.97
    £33.97
    Save 6% Save %
  • Front Brake Master Cylinder Repair Kit Fits Kawasaki KX 80 1984-1987
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki KX 80 1984-1987

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

    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha YXR 660 2004-2006
    £50.97 - £50.97
    £50.97
    £50.97 - £50.97
    £50.97

    Rear Brake Master Cylinder Repair Kit Fits Yamaha YXR 660 2004-2006

    *Rear Master Cylinder Repair Kit Yamaha Rhino 450, 660, 700

    £50.97 - £50.97
    £50.97
    £50.97 - £50.97
    £50.97
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki GSX R 1000 2001-2002

    Honda OD=12.70mm, Length=37.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha RD 125 1982-1989
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha RD 125 1982-1989

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

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki ER 6F 2009-2014

    *Front Master Cylinder Repair Kit Kawasaki

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

    Rear Brake Master Cylinder Repair Kit Fits Honda RVF 750 1994-1995

    Honda OD=15.80mm, Length=32.00mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki LT A 750 2010
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki LT A 750 2010

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

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha YZF R6 1999-2004
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97

    Front Brake Master Cylinder Repair Kit Fits Yamaha YZF R6 1999-2004

    Honda, Kawasaki, Suzuki, Yamaha OD=14.00mm Length=41.60mm

    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97
  • Front Brake Master Cylinder Repair Kit Fits Yamaha YZ 490 1985-1988
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha YZ 490 1985-1988

    Honda, Yamaha OD=11.00mm Length=50.00mm

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99
  • Front Brake Master Cylinder Repair Kit Fits Honda VF 400 1982-1985
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda VF 400 1982-1985

    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
  • £36.99 - £36.99
    £36.99
    £36.99 - £36.99
    £36.99

    Rear Brake Master Cylinder Repair Kit Fits Suzuki GSX 650 2008-2014

    Suzuki OD=14.00mm, Length=32.00mm

    £36.99 - £36.99
    £36.99
    £36.99 - £36.99
    £36.99
  • Front Brake Master Cylinder Repair Kit Fits Honda ST 1100 1990-2002
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97

    Front Brake Master Cylinder Repair Kit Fits Honda ST 1100 1990-2002

    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
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97
  • Front Brake Master Cylinder Repair Kit Fits Yamaha SR 500 1991
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha SR 500 1991

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

    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Rear Brake Master Cylinder Repair Kit Fits Yamaha FZR 750 1989-1990
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Yamaha FZR 750 1989-1990

    *Yamaha OD=14.00mm, Length=32.00mm(Thread Length 37mm)

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Kawasaki KX 125 1982-1986
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki KX 125 1982-1986

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

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99
  • £30.99 - £30.99
    £30.99
    £30.99 - £30.99
    £30.99

    Front Brake Master Cylinder Repair Kit Fits Kawasaki KX 80 1994-1996

    Suzuki OD=11.00mm, Length=61.00mm

    £30.99 - £30.99
    £30.99
    £30.99 - £30.99
    £30.99
  • Front Brake Master Cylinder Repair Kit Fits Honda GL 1500 1997-2003
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97

    Front Brake Master Cylinder Repair Kit Fits Honda GL 1500 1997-2003

    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
    £23.97 - £23.97
    £23.97
    £23.97 - £23.97
    £23.97
  • £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Rear Brake Master Cylinder Repair Kit Fits Honda GL 1200 1984-1987

    Honda OD=15.80mm, Length=32.00mm

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

    Front Brake Master Cylinder Repair Kit Fits Suzuki RM 100 2003

    Kawasaki OD=11.00mm, Length=51.00mm

    £33.97 - £33.97
    £33.97
    £33.97 - £33.97
    £33.97
  • Front Brake Master Cylinder Repair Kit Fits Suzuki TU 125 1999
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki TU 125 1999

    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 SH 150i 2009-2011
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda SH 150i 2009-2011

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda, Yamaha OD=11.00mm Length=50...

    View full details
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • £38.97 - £38.97
    £38.97
    £38.97 - £38.97
    £38.97

    Front Brake Master Cylinder Repair Kit Fits Kawasaki Z 750 2007-2010

    *Front Master Cylinder Repair Kit Kaw.Z750 07-12

    £38.97 - £38.97
    £38.97
    £38.97 - £38.97
    £38.97
  • Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 660 2002-2008
    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha YFM 660 2002-2008

    *Yamaha OD=14.00mm, Length=41.60mm

    £33.99 - £33.99
    £33.99
    £33.99 - £33.99
    £33.99
  • Front Brake Master Cylinder Repair Kit Fits Honda XL 600 1983-1993 – motorcycle part available from UK stock
    £38.97 - £38.97
    £38.97
    £38.97 - £38.97
    £38.97

    Front Brake Master Cylinder Repair Kit Fits Honda XL 600 1983-1993

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery *Front Master Cylinder Repair Kit ...

    View full details
    £38.97 - £38.97
    £38.97
    £38.97 - £38.97
    £38.97
  • Front Brake Master Cylinder Repair Kit Fits Honda SH 125i 2009-2013
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda SH 125i 2009-2013

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda, Yamaha OD=11.00mm Length=50...

    View full details
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • Front Brake Master Cylinder Repair Kit Fits Honda VF 750 1993-1999
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda VF 750 1993-1999

    High-quality replacement motorcycle part OEM-compatible fitment Brand new – in stock in the UK Fast UK delivery Honda, Yamaha OD=11.00mm Length=50...

    View full details
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99
  • £45.99 - £45.99
    £45.99
    £45.99 - £45.99
    £45.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki GSX R 750 2008-2014

    *Suzuki OD=17.50mm Length=31.50mm

    £45.99 - £45.99
    £45.99
    £45.99 - £45.99
    £45.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki GSX R 600 1997-2000
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki GSX R 600 1997-2000

    Honda, Kawasaki, Suzuki, Yamaha OD=14.00mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Suzuki LT 250 1985-1986
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki LT 250 1985-1986

    Honda, Kawasaki, Suzuki, Yamaha OD=14.00mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Honda TRX 400 1999-2009
    £38.99 - £38.99
    £38.99
    £38.99 - £38.99
    £38.99

    Front Brake Master Cylinder Repair Kit Fits Honda TRX 400 1999-2009

    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
  • Front Brake Master Cylinder Repair Kit Fits Suzuki LT F4WD 250 1988-1998
    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99

    Front Brake Master Cylinder Repair Kit Fits Suzuki LT F4WD 250 1988-1998

    Honda, Kawasaki, Suzuki, Yamaha OD=14.00mm Length=41.60mm

    £23.99 - £23.99
    £23.99
    £23.99 - £23.99
    £23.99
  • Front Brake Master Cylinder Repair Kit Fits Yamaha TDR 125 1993-2002
    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99

    Front Brake Master Cylinder Repair Kit Fits Yamaha TDR 125 1993-2002

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

    £22.99 - £22.99
    £22.99
    £22.99 - £22.99
    £22.99