The Lonestar Racing STS Suspension Kit for the Polaris XP900 is designed as a replacement for the stock width suspension. It is made from 4130 chromoly for superior strength. The kit will come with A-Arms, trailing arms, radius rods, radius rod plate and optional LSR axle shafts. The A-Arms are greasable and will reuse the OEM hardware. The radius rods are fully adjustable.