(Used) 2007 Spartan TR-I, Ridewell SUSPENSION ASSEMBLY- Part Number: 2840014 R/00, Serial Number: 2007022, Model: IFS 2840014, Complete Knee includes: Spindle, Brake Type: Air Disc and Caliper, Hub Bolts: 10, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921