ARCO Part # 60198 ARCO NEW OEM Premium Replacement Alternator Fits: Caterpillar diesel 6T1396. 12 Volt, 51 Amp, Integral Regulator, Isolated ground, Heavy duty bearings, 1-inch mounting foot. Pully not included. CLICK HERE TO SPEAK WITH AN ARCO SPECIALIST THIS PART QUALIFIES FOR AN ADDITIONAL YEAR OF PARTS WARRANTY WHEN REGISTERED - CLICK HERE FOR DETAILS (https://arcomarine.com/pages/arco-product-registration) QUALITY ASSURANCE All alternators are engineered for performance and reliability. All alternators are engineered and manufactured with precision and quality. All alternators must meet or exceed OEM performance before being boxed ARCO ASSURANCE WARRANTY We believe that the best warranties are the ones you never have to use. However, if we determine an ARCO product to be defective under proper installation and utilization conditions, we are obligated to replace or repair the product or issue a refund of the purchase price. Should a customer endure additional labor costs for a professional installation, ARCO will reimburse said customer. We stand behind our product and its quality. ARCO Marine is a USA based manufacturer located in Pensacola FL. Established in 1960, we were pioneers in the O/E replacement parts segment and have a reputation synonymous with premium quality and part reliability. We over engineer our parts to exceed and outlast O/E standards, oftentimes engineering out any part deficiencies. We use only the best input components and every part that ships out of our warehouse has been tested prior to boxing which provides us with some of the lowest failure rates in the marine engine parts industry.