Precise Compatibility for Old & New Models - This drive belt is specifically designed to fit Compatible with Wacker Neuson WP1550 and Compatible with Wacker Neuson WP1540 plate compactors (both old and new versions). It directly replaces part numbers: 0111158, 5000011158 (old), 5100044733 (new). For old WP1550: 5000007576, 5000007577, 5000007578, 5000007579, 5000007580, 5000007581, 5000009324, 5000009325, 5000009486, 5000009546, 5000009548, 5000630043, 5000630044, 5000630064. For old WP1540: 5000008060, 5000008061, 5000009326, 5000009327, 5000009472, 5000009545, 5000009547, 5000630045, 5000630046, 5000630066, 5000630067. For new WP1550: 5100016241, 5100018323, 5100018324, 5100018325, 5100039663. For new WP1540: 5100018327, 5100018328, 5100018329, 5100018330. Ensures a perfect fit and seamless replacement. Premium Material for Durability & Reliability - Crafted from high-quality natural rubber with exceptional strength and toughness, this plate compactor drive belt is engineered to withstand the demanding working conditions of heavy-duty compactors. It features excellent wear resistance and heat resistance, preventing premature damage even during prolonged high-load operation. The raw edge design enhances grip and reduces friction, extending the belt's service life significantly. Smooth Power Transmission & Reduced Vibration - As a critical power transmission component, this V-belt efficiently transfers power from the engine to the wheels, synchronizing all drivetrain components. It minimizes slippage to maximize torque transfer, ensuring smooth and consistent operation of your plate compactor. Additionally, the belt's elastic properties absorb shocks and reduce vibration, improving overall handling experience and protecting the compactor's internal parts. Exact Dimensions & Flexible Performance - With precise manufacturing standards, this drive belt boasts accurate dimensions: thickness 0.32 inch, width 0.48 inch, outer ring diameter 9.8 inch. It offers high flexibility to fit perfectly with the pulleys, maintaining a tight grip without slipping—even during high-speed operation or long working hours. The reliable performance ensures your compactor remains efficient and productive, avoiding unexpected downtime. Maintenance Tips & 24/7 Customer Support - For optimal performance, inspect the new 0111158 drive belt after the first 20 hours of operation, then every 2 weeks or 50 hours thereafter. The ideal deflection halfway between drive pulleys should be 1/4"-3/8"; if exceeded, check shock mounts for wear before adjusting the clutch. This package includes 1 high-quality drive belt (1-pack); we recommend purchasing an extra for emergency replacements. If you have any questions about compatibility, size, or quality, contact us anytime—we provide 24-hour responsive support and hassle-free return/exchange services.