Mighty Max Battery 12V 18Ah Battery for Harley-Davidson 1200 XL, XLH Sportster 1987-1996 Brand Product YTX20-BS is a 12V 18AH 270 Cold Cranking Amps (CCA) Sealed Lead Acid (SLA) Battery Dimensions: 6.88 inches x 3.42 inches x 6.10 inches. Polarity: Postive on the Left, Negative on the Right. Listing is for the Battery and Screws only. No wire harness or mounting accessories included. SLA / AGM spill proof battery has a characteristic of high discharge rate, wide operating temperatures, long service life and deep discharge recover. Rechargeable battery that can be mounted in any position, resists shocks and vibration. Long lasting high performance in high and low temperatures. Backed by a 30 day refund policy and full 1 year warranty.