The Exide 18L-BS is a Powersports system that requires a 12V 21Ah SLA replacement battery. The compatible Universal Power Group replacement is the Yuasa YTX24HL-BS 12V 21.0Ah Powersports Battery (YTX24HL-BS), a 12V 21Ah SLA sealed lead-acid battery. This battery delivers up to 87 watts of standby power. It uses Bolt terminals, and measures 205 L x 162 H mm. This is a direct drop-in replacement for the Exide 18L-BS requiring no modification to the device.
