Product Name : Spring Steel Front Sway Bar & Aluminum Sway Bar Arm & Stainless Steel Linkage - 12Pc Set Aluminum + stainless steel combination are more durable and able to withstand stronger forces. Dual position holes on sway bar arms to adjust the angle of tie rods to suit different road condition. Spring steel sway bar is thickened from 2mm to 3.4mm. Use the reamer to enlarge positioning hole during installation. Package includes : Front Sway Bar Arm - 2pcs ; Front Sway Bar - 1pc ; Front Linkage - 2pcs ; Stainless Steel Round Head Screw 3x12 - 2pcs ; Stainless Steel Round Head Screw 3x16 - 4pcs ; 3.5mm Reamer - 1pc. Original stock part number : (Front) 8598 + 8596. Will fit : Traxxas 1/7 Unlimited Desert Racer 6S RTR 4WD Race Truck (#85076-4) GPM For Traxxas Unlimited Desert Racer 4X4 (#85076-4) Upgrade Parts Spring Steel Front Sway Bar & Aluminum Sway Bar Arm & Stainless Steel Linkage - 12Pc Set Orange