- Convert your WP 4CS forks into KYB AOS Spring Forks –
- Maintains the flex of the original inner and outertubes that has been designed for KTM/Husqvarna frames –
- The KYB feel combines perfectly with the KTM/Husqvarna character, giving it a very smooth feel, eliminating the harshness while building up a progressive damping profile toward the end of the stroke –
- Every individual cartridge kit will come with a serial number and a personal setting based on the riders weight and bike –
- Don’t forget to mention the bike and pilot details in the comment section when ordering the cartridge kit!
This set includes:
2x Cylinder Assembly
2x Compression Base Valve Assembly
1x set of CNC-machined billet Axle Brackets with serial number
2x Oil Lock Case (Hydraulic Stop)
1x Set of Front Fork Springs + spacers if needed(spring rate according to the weight of pilot / model of bike)
2x 1Liter KYB Front Fork Oil

Polisport Mud Remover
X-Trig ROCS 2 Triple Clamp Kit - 20-22mm Offset
KYB Push Rod FF Rebound Yamaha
Maxima Mineral Fork Oil 10WT - 1 L
Arai White
Polisport Rear Fender
Maxima MTL-E 2T Transmission 85WT - 1 L
Next Slik Chain Slider
Prox Chrankshaft Bearing Left
Arai Black
ProX Friction Plates
100% Women's Sprint Tech Tee
Pro Air Fire Resistant Filter




