MTD 783‑08946 – Belt Keeper / Idler Belt Guide
Product Description:
The MTD 783‑08946 Belt Keeper is a genuine OEM part designed to keep the deck drive belt properly aligned on ride-on mowers with 42″ (or similar) cutting decks. This idler belt guide helps prevent the belt from slipping off the pulley during operation, ensuring smooth, uninterrupted cutting performance.
Built from powder-coated steel, this belt keeper offers excellent durability and resistance to corrosion. It installs easily using the factory mounting points.
Key Features:
✅ OEM Part Number: 783‑08946
✅ Type: Belt keeper / belt guide bracket
✅ Function: Maintains belt alignment around idler pulleys
✅ Material: Heavy-duty steel with corrosion-resistant finish
✅ Ensures belt stays on track under varying load conditions
Compatible Models:
Used across a variety of MTD-manufactured mowers and associated brands:
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Cub Cadet: XT1‑LT42, XT1‑LT46, XT2‑LX42, XT2‑LX46, XT1‑547/42, XT2‑47/42
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Also fits: Troy-Bilt, Yard-Man, Bolens, Columbia, White Outdoor, Murray, and Craftsman models equipped with compatible 42″ deck systems
(Always refer to your mower’s parts diagram to confirm compatibility before ordering.)
Why Choose the Genuine MTD Belt Keeper?
✅ OEM fit ensures proper belt tension and tracking
✅ Helps extend belt life and reduces maintenance
✅ Reliable performance in high-vibration mowing conditions
✅ Quick and easy installation
