Wheel Spacers Moose Racing Replace or upgrade OEM wheel spacers with these durable parts Water and dirt grind between wheel bearing seals and soft OEM aluminum wheel spacers; this creates grooves and allows bearing contamination Moose Racing wheel spacers feature hardened steel contact surfaces This makes for a tight seal that will last for years and keep your bearings fresh Our spacers are made from either anodized aluminum with a press fit - hardened steel shell, or solid - hardened and ground bearing steel, depending on application Upgrade to Moose Racing wheel spacers when you replace damaged wheel bearings, or before you have to Kits come with two spacers unless noted _________________________________________________________________________________________________________