AGM (absorbed glass mat) is a special design glass mat designed to wick the battery electrolyte between the battery plates. Maintenance free never needs water.
We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced.
Used on: YAMAHA ALL-TERRAIN VEHICLE (ATV) BIG BEAR 400 YFM400F 4WD REALTREE X-TRA 2001-2002 BIG BEAR 400 YFM400F 4WD 2000-2006 BIG BEAR 400 YFM400F 4WD IRS 2007 BIG BEAR 400 YFM400F 4WD HUNTER IRS 2007 BIG BEAR 400 YFM400F 4WD EXPLORING IRS 2007 BIG BEAR 400 YFM400F 4WD 2008-2012 BIG BEAR 400 YFM400F 4WD HUNTER 2009-2012 12V / 18AH / CCA 270 DIMENSIONS: LENGHT: 6 7/8 - 175mm, WIDTH: 3 7/16" - 87mm, HEIGHT: 6 1/8" - 155mm AGM (absorbed glass mat) is a special design glass mat designed to wick the battery electrolyte between the battery plates. Maintenance free never needs water.