Dorman CM640201 Clutch Master Cylinder

Brand Dorman CM640201
Material Plastic
Outlet Quantity 0
Reservoir Included No
Bore Diameter 19
Color/Finish Black
Cylinder Type Piston
Item Grade Standard replacement
Package Contents Clutch master cylinder
Pre-bled/Pre-filled No
Fits Audi · 92 vehicles

Direct replacement. Precision-engineered to match the original equipment design.

Plastic construction. Lightweight black cylinder with a piston design.

Standard replacement. A straightforward clutch master cylinder for dependable service.

Cross-references Beck/Arnley 072-9931 and 8K1721401 for the same application. See all 2.

$240.73Free shipping
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Clutch Master Cylinder for Audi Manual Transmissions

Dorman CM640201 is a direct replacement clutch master cylinder for select Audi manual transmission applications. It is precision-engineered to match the original equipment design, with a 19 mm bore, black plastic housing, and piston-style cylinder construction for a straightforward OE-style replacement.

Compatible with select Audi A4, A4 Quattro, A5, A5 Quattro, A5 Sportback, A4 allroad, A6, A6 Quattro, S4, S5, S5 Sportback, and S6 models across 2008-2020 applications, this clutch master cylinder is built for vehicles that use a manual clutch hydraulic system. Part number CM640201 also cross-references Beck/Arnley 072-9931 for the same application.

Key Features

  • Direct replacement clutch master cylinder for specific Audi manual transmission vehicles
  • 19 mm bore diameter for OE-style hydraulic operation
  • Plastic body with black finish
  • Piston cylinder design
  • No reservoir included
  • Not pre-bled or pre-filled
  • Standard replacement grade
  • Outlet quantity: 0

Detailed Description

Dorman CM640201 is designed for drivers replacing a leaking or malfunctioning clutch master cylinder in Audi manual transmission systems. The OE-matched design helps maintain factory-style pedal feel and hydraulic clutch operation, while the direct-fit construction supports installation on the listed Audi A4, A4 Quattro, A5, A5 Quattro, A5 Sportback, A4 allroad, A6, A6 Quattro, S4, S5, S5 Sportback, and S6 applications. If you are searching for a clutch master cylinder for Audi A4 Quattro 2009-2020 or Audi S4 2009-2015, CM640201 is the relevant replacement part number.

Common Repair Reasons

  • Clutch pedal sinks or feels inconsistent
  • Hydraulic fluid leakage at the master cylinder
  • Difficulty disengaging the clutch
  • Soft, spongy, or delayed clutch pedal response
  • Loss of hydraulic pressure in the clutch system

Installation Notes and Tips

Before installation, verify the bore size, reservoir arrangement, and vehicle fitment against the original part. Because this unit is not pre-bled or pre-filled, the clutch hydraulic system will need to be bled after installation. Confirm the existing hydraulic line and mounting configuration on the vehicle before replacing the original clutch master cylinder.

Quality Assurance

Dorman manufactures this part as a standard replacement component engineered to match original equipment design for the listed applications. Part number CM640201 is built for direct replacement use on specific Audi manual transmission vehicles.

This part fits 92 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2020AudiA4
2020AudiA4 Quattro
2020AudiA5 Quattro
2020AudiQ5
2020AudiS5
2020AudiS5 Sportback
2019AudiA4
2019AudiA4 Quattro
2019AudiA5
2019AudiA5 Quattro
2019AudiA5 Sportback
2019AudiQ5
2019AudiS5
2019AudiS5 Sportback
2018AudiA4
2018AudiA4 Quattro
2018AudiA5
2018AudiA5 Quattro
2018AudiA5 Sportback
2018AudiQ5
2018AudiS5
2018AudiS5 Sportback
2017AudiA4
2017AudiA4 Quattro
2017AudiA5 Quattro
2017AudiQ5
2017AudiS5
2016AudiA4
2016AudiA4 allroad
2016AudiA4 Quattro
2016AudiA5
2016AudiA5 Quattro
2016AudiA6
2016AudiA6 Quattro
2016AudiQ5
2016AudiS5
2016AudiS6
2015AudiA4
2015AudiA4 allroad
2015AudiA4 Quattro
2015AudiA6
2015AudiA6 Quattro
2015AudiQ5
2015AudiS4
2015AudiS6
2014AudiA4 Quattro
2014AudiA5
2014AudiA5 Quattro
2014AudiA6
2014AudiA6 Quattro
2014AudiQ5
2014AudiS4
2014AudiS5
2014AudiS6
2013AudiA4 Quattro
2013AudiA5
2013AudiA5 Quattro
2013AudiA6
2013AudiA6 Quattro
2013AudiQ5
2013AudiS4
2013AudiS5
2013AudiS6
2012AudiA4
2012AudiA4 Quattro
2012AudiA5
2012AudiA5 Quattro
2012AudiQ5
2012AudiS4
2012AudiS5
2011AudiA4
2011AudiA4 Quattro
2011AudiA5
2011AudiA5 Quattro
2011AudiQ5
2011AudiS4
2011AudiS5
2010AudiA4
2010AudiA4 Quattro
2010AudiA5
2010AudiA5 Quattro
2010AudiQ5
2010AudiS4
2010AudiS5
2009AudiA4
2009AudiA4 Quattro
2009AudiA5 Quattro
2009AudiQ5
2009AudiS4
2009AudiS5
2008AudiA5 Quattro
2008AudiS5
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 072-99318K1721401