1-1/4" Square Disc Harrow Taper Bearing for LM501334SD AB12603W2C AB12603 JD8237 Dimensions: Bore: 1-1/2" Square Bolt hole to bolt hole: 5.625 in. (143mm) Shaft height: 2.5 in. (63.5mm) U-Bolt Size 0.75 in. (19mm) For a precise fit and wise selection. Our trusted accessories keep your tools running smoothly. Please confirm your model above before ordering. Double-check dimensions and photos for the right fit. Quality assurance ：Well-designed, excellent processing. Made of highly durable materials, rigorously This is a manufacturer substitution. Functional equivalent to prior parts.Product Description Well-designed, excellent processing.tested, compact & sturdy, longevous. Ultra Durable, Quality Replacement.Made from durable high quality material and well-tested by the manufacturermade from durable high quality material and well-tested by the manufacturer