12249 – Deck Drive Belt 5/8" × 43-3/4" | Replaces Scag® 482876 – Genuine Rotary OEM

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12249 – Deck Drive Belt 5/8" × 43-3/4" | Replaces Scag® 482876 – Genuine Rotary OEM The Rotary® 12249 deck drive belt is a genuine OEM, heavy-duty replacement belt designed for Sca g® mower deck applications. Manufactured with high-strength materials and built to meet or exceed OEM specifications, this belt delivers reliable power transfer, consistent blade speed, and long service life in commercial mowing conditions. Product Details Manufacturer Part Number: 12249 Brand: Rotary® Part Type: Deck Drive Belt Width: 5/8" Length: 43-3/4" Construction: Wrapped / Molded OEM Status: Genuine Rotary replacement part Function Transfers power from the engine to the mower deck Maintains consistent blade speed and cutting performance Resists stretching, cracking, and heat buildup Designed for commercial and residential mower decks Replaces / Cross-Reference Scag®: 482876 Compatible Equipment (Common Applications) Commonly used on select Scag® mower deck drive systems. (Exact models vary by deck size and production year—always verify belt dimensions before ordering.) ⚠️ Compatibility Note:Belt fitment depends on pulley configuration, deck design, and model year. Always confirm OEM part number 482876 or belt dimensions prior to installation. Installation Notes Inspect pulleys and tensioners during belt replacement Follow manufacturer belt routing diagrams Ensure proper belt tension after installation Signs Deck Belt Should Be Replaced Slipping or reduced blade speed Cracked, frayed, or glazed belt surfaces Excessive vibration or belt noise Uneven or poor cutting results The Rotary® 12249 Deck Drive Belt (5/8" × 43-3/4") is a durable, OEM-quality replacement designed to keep Scag® mower decks operating at peak performance. Show more