11557 – Excel Mower Blade 17-7/8″ × 5/8″ (Replaces Excel 7955) The 11557 Excel replacement mower blade is engineered to deliver clean, consistent cutting performance on compatible lawn mowers that specify Excel blade 7955. With an overall length of 17-7/8 inches and a 5/8-inch center hole, this blade is manufactured to match original fitment and cutting characteristics for reliable, balanced operation. Constructed from heat-treated, high-strength steel, the blade offers durability, precise balance, and dependable performance for routine residential and light commercial mowing applications. Product Details Part Number: 11557 Brand: Excel (Replacement) Part Type: Mower Blade Blade Length: 17-7/8″ Center Hole: 5/8″ Replaces OEM: Excel 7955 Material: Heat-treated, high-strength steel Condition: New replacement blade Function Provides clean, even grass cutting Maintains proper deck balance and airflow Supports consistent mowing performance Compatible With Equipment This blade is used on lawn mowers requiring an Excel 7955 blade, commonly found on: Walk-behind lawn mowers Select riding mower decks using a 17-7/8″ blade with 5/8″ center hole (Exact compatibility depends on mower model and deck configuration.) How It’s Used The blade mounts to the blade spindle beneath the mower deck. When installed correctly and torqued to specification, it rotates to cut grass evenly while maintaining deck balance and airflow. Proper orientation is essential for safe operation and optimal cutting results. Suggested Maintenance Inspect the blade regularly for cracks, bends, or excessive wear Sharpen cutting edges as needed to maintain clean cuts Replace the blade if damaged or out of balance Remove grass buildup from the blade and deck to preserve airflow The 11557 Excel Replacement Blade (17-7/8″ × 5/8″) is used in mower decks where dependable fit, durability, and cutting performance equivalent to Excel 7955 are required.