Get your Harley Sportster starting strong with this Mighty Max 12V 18Ah battery. Model YTX20-BS is a direct replacement for 1986-1996 Harley-Davidson 883 and XLH Sportster models. It's a sealed lead acid (SLA) / AGM type battery, so it's spill-proof, maintenance-free, and can be mounted in any position. Delivers 270 cold cranking amps (CCA) for reliable starts. Dimensions are 6.88\ L x 3.50\ W x 6.13\ H, with the positive post on the left. Comes with the battery and screws (wire harness or mounting accessories not included). These batteries are known for good performance in high and low temperatures, shock resistance, and deep discharge recovery. Includes a full one-year warranty. Before installing, make sure to charge it fully according to the instructions. A reliable, budget-friendly option to replace your old, weak battery and get back on the road.