Spec: Unit Type: Starter, Voltage: 12, Rotation: CCW, Teeth: 9, Dimension: Replacement Unit:; Replaces OEM Numbers: ARROWHEAD: 410-21079, EMP PARTS: 4-1117XMP, J & N: 410-21079, LESTER: 5923, UNITED TECH: 1077140-M030SM, 5936740-M030SM, SM10771, SM59367 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement. 100% New aftermarket Starter built to meet OEM specifications