A-K5583-36710-AI Deck, 48"One New Aftermarket Replacement Deck Belt Fits Kubota Zero Turn Mowers with 48" Cutting Deck This aftermarket replacement deck belt Fits Kubota (Kub) zero turn mowers equipped with a 48 inch cutting deck. The deck drive belt transfers power from the mower's drive system to the cutting deck spindles, keeping blades spinning at the correct speed for a clean, even cut. Replace a worn, cracked, or stretched deck belt promptly to maintain full cutting