Catalogue

Brakes · Yamaha

Front Master Cylinder 14mm

Metric Verified
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Specification

OEM no.
5VY-25850-00
System
METRIC
Thread
M10x1.25 banjo
Dimensions
14mm bore, 22mm (7/8in) bar clamp

Metric fasteners & sizes (mm, M-thread). Use metric tools.

Torque specs

FastenerNmft-lbin-lb
Banjo bolt3425.1301
Handlebar clamp bolts128.85106

Handlebar clamp bolts

12
In order around · 2 bolts · snug all, then final torque in the same order

Typical values. Always confirm against your service manual.

Metric ⇄ Imperial

  • M10x1.250.394in dia · 20.3 TPI
  • 14mm0.551in
  • 22mm0.866in
  • 7/8in22.22mm

Fitment notes

Pairs well with 4-piston radial calipers. Mirror thread on clamp is M10x1.25 RH.

Compatible bikes

  • Yamaha YZF-R1 2004-2006
  • Yamaha FZ1 2006-2015
  • Yamaha FZ6 2004-2009

Interchangeable parts

  • Master Cylinder Assy

    5VY-2583T-00

    Yamaha R1 2005

    Direct fit

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