HYUNDAI Earthmoving Bottom Track Rollers Undercarriage spare parts

Product Name: Bottom Track Roller (Undercarriage Spare Part)

Applicable Brands/Models: Hyundai earthmoving equipment, including excavators (e.g., R140LC-9, R210LC-9, R305LC-9) and crawler loaders

Material:

Roller Shell: High-strength alloy steel (50Mn, 40Mn2, or 35MnB) for wear resistance

Shaft: 45 carbon steel or 40Cr alloy steel (heat-treated for toughness)

Seals: High-chromium molybdenum alloy (floating seals) + nitrile rubber O-rings

Warranty: Typically 12 months or 2,000 working hours (varies by supplier)