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King pin kit 300-283 for GMC applications. 1.873 inch outer diameter x 9.970 inch length king pin. Thrust bearing T188S. Replaces GMC number 12541348.
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UCF warrants its products against defects in workmanship or material for a period of 1 year.
Corrosion. Damage due to impact, accident, misuse, overloading or improper installation.
If a UCF product fails as a result of a manufacturer defect, contact us at Michigan Truck Spring for support. You can contact us by phone at 1-800-358-4751 or by using our contact form.