Odyssey Batteries Heavy Duty Semi Truck Battery Group 31 Semi Truck Battery To Fit All Makes & Models Non-Spillable Absorbed Glass Mat (AGM) Technology Never Requires Watering Protects Against Shock and Vibration That Can Quickly Destroy Other Batteries 99% Pure Lead Plates Means 2x the Overall Power and 3x the Life of Conventional Batteries Tin Alloy Coated Brass Terminals Ensure Secure, Corrosion-Free Cable Connections Handles Up to 400 Charge-Discharge Cycles to 80% Depth of Discharge Longer Life: 8-12 Year Design Life, 3-10 Year Service Life Store for 2 Years Before Needing a Charge at 77°F (25°C) Battery Slowly Loses Power at End of Life; No Catastrophic Failure Military Inspired Design Low Operating Cost Specifications: Group 31 Battery Voltage: 12V Pulse (5 Second) Hot Cranking Amps (PHCA): 2150 Cold Cranking Amps (CCA): 1150 HCA: 1545 MCA: 1370 20Hr Nominal Capacity (Ah): 100 10Hr Nominal Capacity (Ah): 92 Reserve Capacity Minutes: 205 Terminal: 3/8-16" Threaded Stud Torque Specs in-lbs (Nm Max): 200 (22.6) Studs Only Internal Resistance (mΩ): 2.2 Short Circuit (A): 5000 Operating Temperature Range: Metal Jacket Models: -40°F / -40°C to 176°F / +80°C Non-Metal Jacket Models: -40°F (-40°C) to 140°F (60°C) Optimum Storage Temperature: 68°F / +20°C Dimensions: 13" L x 6.8" W x 9.5" H Sold Individually Quality Made Product Odyssey batteries deliver massive starting power, rapid recovery, and extreme durability that heavy duty and commercial vehicles demand. Featuring rugged construction and packed tightly with pure lead plates, Odyssey Extreme Series batteries utilize sealed, dry cell Absorbed Glass Mat (AGM) technology that allows the battery to be installed even on it's side.