The Dal Soggio Race’s kit are a simple and smart solution to improve the performances of the standard suspensions, making them more secure and high-performance in all grounds. They’re certainly an optimum compromise for those who want customize the suspensions of their motorcycle, without totally upheavals, but obtaining anyway perfect yield!

Kit Ray version 2013 – 2015

RAY KIT PISTONS FOR WP 4CS is a kit, studied and created by Dal Soggio Race to enhance the performances of WP 4CS, efficaciously revolutionizing the whole front fork. In fact, once have installed the modification kit, both the legs of front fork return to work in the same way and remains the pressurization of the original system. Excellent for enduro is also fit for motocross and the other various off-road disciplines.

Kit Ray version 2016

The RAY kit pistons for WP 4CS is utilized by professional riders, which are looking for ever more high performances, but it’s also perfect for riders or passionate, that simply want obtain the maximum feeling with them WP 4CS front fork. With only a few arrangements, however the result is really very amazing and it will ensure that front fork works naturally, creating less friction on it and giving you certainly greater comfort and safety when you riding your motorcycle.

How does RAY kit pistons work?
The RAY kit completely modifies the way to work utilized by WP 4CS system, bringing to a compression in the lower part and rebound on the upper part of both legs, doubling the oil flow on shims.

What does RAY include?
The RAY kit includes:

  • 2 assembled compression units
  • 2 pins with rebound calibration
  • 2 compression registers to apply on the upper caps
  • 2 thicknesses in order to increase the springs’ preload

How install the RAY kit?
We of Dal Soggio Race always recommend to contact the centers specialized in suspensions’ set up (you could find someone on “Retailers” page), where expert and trained people will know quickly install and setting your RAY kit in the best way and in safety, a thing that should never be underestimated!

Which versions of RAY are available?
Two version of kit are available, one for all KTM models and Husqvarna that are been provided with WP 4CS front forks since 2013 to 2015 and 2016 models.

Kit Exa

Exa kit Pistons is a special kit to modify and enhance the performances of the WP 48 Open.

The pistons are manufactured from solid in ERGAL 7075 T6 and then treated with a special treatment of hard anodizing and Teflon to ensure a greater duration. Adaptable also to pressurized cross version too.

Kit XP-One

is a kit studied by Dal Soggio Race, to upgrade the WP Xplor forks, which are fitted on the new KTM EXC and Husqvarna 2017 and 2018.

How does XP-One kit work?
The XP-One kit replaces the base valve and the mid valve (not present on the original fork) and this lets to obtain an oil flow for the shock absorber much more monitored.
For an optimum functioning of the upgrade kit, is recommended the use of Cube oil.

Spring Kit

Is a very simple but functional, specifically studied to the conversion of air forks to the traditional forks with springs.

The upgrade only provides the substitution of the pneumatic part.
The spring supplied with the kit is available on various hardness, based on what rider need, among:

  • 8.8 N/m
  • 9.2 N/m
  • 9.6 N/m
  • Very impressive products! I’ve bought a Sphere AER and it’s sure the best solution I may have taken.

  • I have installed XP-One kit for WP Xplor. Very nice product and much improved over stock fork performance.

  • I got my first test ride in with the Ray kit. All can I say is “amazing”! Hands down the best 4CS set up I’ve ridden.


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