Kubota Z1100A piston rings std – 88mm bore size Kubota Z1100A piston rings std – 88mm bore size $84.10 Enter Quantity SKU: W-3133-15211-21053 Replaces: 15211-21050Fits: Kubota tractors: L200, L210Note #1: Kubota Z1100A engine model #: - 88MM bore size