Kalama 53.95mm Piston Kit for Yamaha YZ125 1997 1998 1999 2000 2001 2204729 ★ Performance Main Bearing for

★ Performance Main Bearing for operation longevity

◆ Hard Anodize on crown and side for ignition and combustion resistance

Grizzly 700 07~15

Sportsman X2 550 2010~2014

Kalama 53.95mm Piston Kit for Yamaha YZ125 1997 1998 1999 2000 2001 2204729 ★ Performance Main Bearing forBore Size: 53. 95mm OE P N: 4XM 11631 20 D0 4XM 11631 30 D0 4XM 11631 20 C0 4XM 11631 30 C0 Item fits: Yamaha YZ 125 97~01 Features: Made In Taiwan A390 aluminum alloy Hard Anodize on crown and side for ignition and combustion resistance MoS2 Skirt coating reduce friction and improve wear RIK Piston Ring: most well know manufacturer in the industry Cast piston has super high silicone content for additional strength