on optima's site it says theres a 2year warranty and the first 12 months are free replacement and 2nd year is prorated
Warranty Info
Warranty Information
D34/78, D75/25, D34, D35, D51, D51R Automotive, LTV, Commercial, Car Audio 12 Months Free Repacement, Remaining 12 Months Prorated
Series String Applications With Battery Management System or CV/CC Charge Method 12 Months
Series String Applications Without Battery Management System 1 Month
Warranty
In the event of failure, retain your original receipt for proper issuance of credit. Claims without proper identification of purchase date will result in adjustment from the date of manufacture.
To evaluate your battery for warranty, take the battery along with your original receipt to the place of purchase for battery testing. If it isn't possible to take the battery to the original dealer, please contact the OPTIMA�® Customer Service Center at 888-8OPTIMA (888-867-8462) to assist you in locating a dealer or distributor in your area.
