PROX Clutch Master Cylinder Rebuild Kit for KTM, GAS GAS, HUSABERG and HUSQVARNA 2009-2020

The PROX 16.940003 clutch master cylinder rebuild kit is designed for KTM EXC 125, EXC 200, SX 125, SX 150, SXF 450, GAS GAS EC 200, EC 250, EC 300, XC 250, XC 300, HUSABERG FE 390, FE 450, FE 570, FX 450 and HUSQVARNA TC 125, TC 250, TE 125 from 2009 to 2020. The clutch master cylinder turns the effort on the lever into hydraulic pressure. When its seals wear, pressure escapes: the lever goes soft and the clutch doesn't disengage properly. This kit replaces the piston and its seals.

Specifications

• Brand: PROX
• Manufacturer part number: 16.940003
• Weight: 30 g

When to replace it?

• Lever that sinks or doesn't return properly.
• Fluid leaking at the lever.
• Clutch that doesn't disengage properly despite bleeding.

As soon as a leak appears or the lever loses its firmness.

Fitting tips

1. Drain the system and remove the master cylinder cleanly.
2. Replace the piston and the seals from the kit, lubricated with the specified fluid.
3. Refill and bleed the system with the specified fluid, without mixing mineral oil and DOT fluid.

Why PROX?

ProX Racing Parts has been supplying engine and clutch parts to motocross riders since 1975, from its headquarters near Amsterdam. According to its catalogue, most of its parts are made in Japan, by manufacturers that also produce parts for the Japanese motorcycle makers.

Spare parts and items to plan

• Brake and clutch fluid : MOTUL 500 ml 100950 · MOTUL 500 ml 3071586
• Clutch slave cylinder rebuild kit : PROX · ALL BALLS

Frequently asked questions

Which fluid should I use?
The one shown on the master cylinder cap or in the manual. Never mix mineral oil and DOT fluid.

Compatibility

Check the exact model and year of your bike in the list below before ordering.

Fits:
GAS GAS EC 200 2019
GAS GAS EC 200 2018
GAS GAS EC 250 2019
GAS GAS EC 250 2018
GAS GAS EC 250 2017
GAS GAS EC 250 2016
GAS GAS EC 250 2015
GAS GAS EC 250 2014
GAS GAS EC 250 2013
GAS GAS EC 250 2012
GAS GAS EC 300 2020
GAS GAS EC 300 2019
GAS GAS XC 250 2019
GAS GAS XC 250 2018
GAS GAS XC 300 2019
HUSABERG FE 390 2011
HUSABERG FE 390 2010
HUSABERG FE 450 2011
HUSABERG FE 450 2010
HUSABERG FE 450 2009
HUSABERG FE 570 2011
HUSABERG FE 570 2010
HUSABERG FE 570 2009
HUSABERG FX 450 2011
HUSABERG FX 450 2010
HUSQVARNA TC 125 2015
HUSQVARNA TC 125 2014
HUSQVARNA TC 250 2015
HUSQVARNA TC 250 2014
HUSQVARNA TE 125 2016
HUSQVARNA TE 125 2015
KTM EXC 125 2009
KTM EXC 200 2016
KTM EXC 200 2015
KTM EXC 200 2014
KTM EXC 200 2013
KTM EXC 200 2012
KTM EXC 200 2011
KTM EXC 200 2010
KTM EXC 200 2009
KTM SX 125 2015
KTM SX 125 2014
KTM SX 125 2013
KTM SX 125 2012
KTM SX 125 2011
KTM SX 125 2010
KTM SX 125 2009
KTM SX 150 2015
KTM SX 150 2014
KTM SX 150 2013
KTM SX 150 2012
KTM SX 150 2011
KTM SX 150 2010
KTM SX 150 2009
KTM SXF 450 2012