A NEW GENUINE UPGRADE KIT FOR THE 4000, 4100, 4150 & 4200 MODELS. Please Note – This kit DOES NOT contain the main or. Blades, keep your original ones as these will work. XL BOWL, MEDIUM BOWL, SMALL BOWL. XL 2 PART PUSHER. KNIFE FOR THE SMALL BOWL. DRIVE SHAFT / DISC SUPPORT.