PC56 Track Chain Ensures Perfect Fit and Easy Installation for Mini Excavators
PC56 Track Chain Application: Undercarriage core part for Komatsu PC56 series mini excavators, responsible for track traction, power transmission and load-bearing travel.
Apr 30,2026
Model: Komatsu PC56-7 / PC56-8 Mini Excavator Track Chain
PC56 Track Chain Application: Undercarriage core part for Komatsu PC56 series mini excavators, responsible for track traction, power transmission and load-bearing travel.
Track Chain Material & Craftsmanship (Heavy-Duty):
Link Plate: 40Mn2/50Mn high-strength manganese steel, stamped, quenched & tempered, medium-frequency hardened; hardness HRC48–54, high tensile strength and impact resistance.
Pin & Bushing: 20CrMnTi alloy steel, carburized, quenched & precision ground; hardness HRC58–62, excellent wear resistance and bending resistance.
Seal: Premium floating oil seal + nitrile rubber O-ring, dustproof, waterproof, oil-leakage proof with lifelong lubrication.
Surface: Anti-corrosion yellow/black paint, rust and scratch resistant.
Track Chain Key Specifications:
Links: 39 links/set (standard)
Pitch: 135mm
Track Width: 300mm
Weight: Approx. 85–90kg/set
Warranty: 12 months / 2000 hours (18 months for heavy-duty type)
Features & Benefits:
Direct OEM Replacement: Exact original dimensions, easy installation without modification.
Enhanced Durability: Deep hardening + alloy pins, service life 30%+ longer than standard chains.
Reliable Sealing: High-precision floating oil seal, suitable for muddy and rocky conditions.
Factory Direct Price: EXW price, no extra charges, cost-effective and stable supply.
Track Chain Applications: Municipal works, landscaping, demolition, small-scale mining, irrigation projects and other heavy-duty, dusty and muddy sites for mini excavators.
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