Selling a set of WP Forks with K-tech Spring Conversion. Will fit the following bikes: 2021-2023 KTM 85 2021-2023 Gas Gas MC85 2021-2023 Husqvarna TC85 Like original OEM fork internals many aftermarket cartridges are manufactured with non-anodized aluminum and/or mild steel components. It is important to compare the K-Tech design and manufacturing philosophy which goes the extra mile utilizing all hard anodized aluminum or hard chromed steel internal components. This detail reduces contaminants that build up in the fork fluids which reduces maintenance, prolongs durability and increases consistency of performance. Typically, users are surprised to see clean oil emerge when performing scheduled fork maintenance rather than dark, contaminated oil. The highly-anticipated Air2Spring system has been designed to replace the original air system fitted in these latest Off Road models. This simple design allows you to remove the original air spring system and replace it with a more conventional spring system. This direct replacement spring system requires no machining to install and features external spring preload adjustment. The system also comes with a hydraulic bottoming device which protects the rider on hard landings. Features: Direct replacement (No machining required). Hydraulic bottoming device. External spring preload adjustment. Wide range of spring rates.