Answer
Oct 27, 2025 - 07:59 AM
The 2021 Sea-Doo GTX 170 jet ski requires a group 20L battery, so any 20L or 20HL battery will replace that Haijiu perfectly. Here’s a link to all our 20L jet ski batteries. Each of these batteries comes with a 1-year warranty, except the Duracell, which offers a 2-year warranty. All of these brands are very reliable and should provide years of service if you use a battery maintainer between uses.
