Yuasa GYZ20H-A 20Ah (Factory battery) $175 at Partszilla
AntiGravity ATX-20 (20 Amp Hours (PbEq)/ 10Ah (Actual) - 680 cranking amps) PM Dell's Deals on Facebook
XS Power PSX-20 22Ah - 330 cranking amps PM Dell's Deals on Facebook
Diehard Gold BTX20H-BS 18Ah $110 at Advance Auto Parts **Please note: while this battery is compatible, the terminal polarity is reversed** Diehard does not have a model with the correct polarity.
Xtreme CYLA20HBSXTA 18Ah 310 cranking amps $110 at Batteries Plus
Zipp/Chrome (Chinese made) YTX20HL-BS 18Ah $61 at Walmart.com **Please note: while this battery is compatible, the terminal polarity is reversed** These batteries are well know to fail quickly and are not recommended except an emergency.
Banshee Lithium DLFP20H-BS 18Ah $180 Amazon
Not all brands are listed here, ask your local retailer for a battery of type 20H-BS to get the appropriate battery. Keep in mind many of these models may also have reversed terminal polarity.