Product Description
KEY, 3/16X.625 (Replaces Briggs & Stratton 2818312SM)
The 703891 Idler Pulley is a genuine OEM replacement designed to maintain proper belt tension, reduce slippage, and ensure smooth, quiet operation in lawn tractors and outdoor power equipment. Crafted from durable steel with a precision-machined center bore, this pulley helps extend belt life and preserve consistent cutting performance. Ideal for replacing worn, damaged, or noisy pulleys, the 703891 delivers dependable operation and long-term reliability for a wide range of mower and drive assemblies.
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Replaces 2818312SM
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