Aluminium Upgrade Combo Set Widening Kit For Traxxas 1:10 4WD MAXX Monster Truck 89076-4 / 4WD MAXX with WideMaxx Monster Truck 89086-4 - Green • Made with a quality light weight high tensile strength Aluminium 6061 T6 for greater support and durability. Delrin collars are inserted to minimize gap and strengthen the fitting for a smooth and stable drive. White Delrin Shim 4mm x 2pcs are used to lower the gap during installing on rear side, since the gap on rear arms are slightly wider than front arms. Multiple positioning holes for adjusting the length of the suspension and the angle of the wheels to suit different ways of racing. • Drive shaft has upgraded from cross head design to CVD swing joint for stronger power transmission. Harden steel joint with alloy 6061 T6 body combination, with axle increased from 6mm to 8mm for stronger and more powerful use but maintain light in weight. These parts are made to become 20mm wider on each side to widen the wheelbase for better stability of the chassis. *NOTE: due to the thickened axle, the bearings have also changed, suitable bearings are provided in the accessories. • Package includes : Upper arms-4pcs ; Lower arms-4pcs ; CVD-4pcs ; Aluminium 7075-T6 hex adapter-4pcs ; Aluminium 7075-T6 wheel lock-4pcs ; Turnbuckle-2pcs ; Stainless steel pin 4x33-4pcs, 4x43-4pcs, 4x38.5-4pcs, 4x63.5-4pcs ; Stainless steel flat head screw 3x8-12pcs ; Stainless steel washer 3m-12pcs ; White delrin shim 4mm-2pcs ; Stainless steel round head screw 3x20-2pcs, 3x18-6pcs ; Set screws 5x5-4pcs ; 8x16x5 bearing-4pcs ; 2.5x14.8 Pin-4pcs ; M4x2.5x17 Screw pin-4pcs. • Original stock part number : 8929 + 8930 + 8950 + 8956 + 8948. • Suitable mdoels : Traxxas 1/10 4WD MAXX Monster Truck 89076-4, 1/10 4WD MAXX with WideMaxx Monster Truck 89086-4.