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The Gates belt-drive tensioner for the 1991 GMC TopKick C7500 with Caterpillar 3116 diesel is a direct-fit replacement that restores correct belt tension across the accessory drive. Matched to the original tensioner assembly for that model, it helps maintain belt alignment and dependable operation of alternator, fan and other accessory components on the specified TopKick application.
Gates 1991 GMC Topkick C7500 Caterpillar 3116 Diesel Tensioner Assy. Belt Drive Tensioner
