Optima 12V 44Ah Group 35 Red Top High Power Starting Battery: Ultimate High-Quality Red Top Starting Battery! A high-quality, high-powered AGM cranking battery is typically used in high-cranking applications. A high-performance AGM battery is the ultimate starting battery designed to deliver a powerful burst of ignition power for a reliable start-up every time, whether it's used as a truck battery, automotive battery, or any other starting application. The REDTOP will outperform and outlast traditional batteries in demanding cranking/starting applications. With impressive high power delivery and extreme resistance to the most common causes of battery failure, the REDTOP is ideal for trucks, 4WD's, hot rods, performance cars and other applications that require a spill proof starting battery. Vibration resistance, extended battery life, increased performance, leak proof – you’ll get it all in OPTIMA AGM batteries and the SPIRALCELL TECHNOLOGY offers high levels of resistance to vibration, superior starting power, the ability to recharge much faster and higher voltage characteristics during discharge. Optima 8035-255 Features: Strongest Starting Burst Up to 3 X Longer Life 15 Times More Vibration-Resistant Virtually Spill Proof Mountable in Virtually Any Position Maintenance-Free Faster Recharging Optimal Starting Power Optima 8035-255 Specifications: Physical Characteristics: Plate Design: High Purity Lead-Tin Alloy. Wound Cell Configuration Utilizing Proprietary Technology: SPIRALCELL® Electrolyte: Sulfuric Acid, H2SO4 Case: Polypropylene Color: Case: Dark Gray Cover: “OPTIMA” Red Group Size: BCI: 35 Terminal Configuration: SAE / BCI Automotive. Part Number: 8020-255 Dimension: L 238 x W 173 x H 199 mm Performance Data: Open Circuit Voltage (Fully Charged): 12.8 Volts Internal Resistance (Fully Charged): .0030 Ohms Capacity: 44 Ah (C/20) Reserve Capacity: BCI: 90 Minutes (25 Amp Discharge, 80°F (26.7°C), to 10.5 Volts Cut-Off) Power: CCA (BCI 0°F): 720 Amps CCA (EN -18°C): 730 Amps MCA (BCI 32°F): 910 Amps