Steerer tube is 1 1/8 non-taper and 210mm long with star nut pre-installed. U-Turn Air adjustable travel from 85-115mm. Dropout spacing is 100mm for quick release axle. Both the positive and negative air chambers hold air and the fork does not leak air or oil.The damping adjustments work properly. The lockout function works intermittantly. If you let the air out of the top and bottom chambers it will lock out perfectly, and only partially when they are pressurized. Enduro seals have been installed. There is visible wear on the right stanchion. Cosmetic paint and decal wear on red fork lowers. _gsrx_vers_1436 GS 9.0.5 (1436).