Not every trickle charger is lithium-safe. Our research desk checked HD service manuals to find the right battery tender for your Harley’s battery.
Category: Battery
Best Motorcycle Battery for Harley-Davidson (2026): AGM vs Lithium
Our research team pulled battery group size and CCA specs from Harley-Davidson factory service manuals to compare 7 AGM and lithium batteries across Dyna, Softail, Touring, and Sportster – plus a full AGM-vs-lithium breakdown on cold cranking, weight, price per year, and charger compatibility.
Best Battery for Harley-Davidson Street Glide: 8 Picks for M8 Touring
Our research team compared 8 batteries for the Harley-Davidson Street Glide Milwaukee-Eight engine. Covers AGM vs lithium, CAN-bus compatibility, the correct YTX30L-BS/YIX30L group size (28Ah/405 CCA per HD service manual), and why Dyna/Softail models use a smaller battery, for 2017-2024 Touring models.
Best Battery Tender for Harley-Davidson (2026): 6 Chargers Compared
Our research team compared six battery tenders and smart chargers for Harley-Davidson motorcycles – from the classic Battery Tender Junior to the NOCO GENIUS series – covering AGM and lithium battery compatibility, SAE pigtail systems, and HD Service Manual charging specs.