GZ Wins Machinery Equipment Co., Ltd. is a professional supplier of genuine diesel engine parts and excavator electrical components for heavy construction equipment.

We provide complete engine assemblies and OEM-quality replacement parts compatible with leading machinery brands such as Kobelco, Hitachi, Komatsu, and Caterpillar.

Our product range covers engine systems and key powertrain components for Isuzu, Hino, Mitsubishi, Yanmar, Caterpillar, and Komatsu engines, including:

• Engine blocks and cylinder heads

• Crankshafts and camshafts

• Connecting rods, pistons, and cylinder liner kits

• Fuel injectors and diesel injection pumps

• Intake and exhaust valves Valve springs

• Valve seat rings, valve guides, and valve stem seals
  

• Water pumps and oil pumps

• Starter motors and electrical components

• Excavator engine wiring harness

We focus on delivering reliable, OEM-standard parts to global distributors, service workshops, and heavy equipment maintenance providers.

Engine Includes the following: 
Komatsu engine 3D82 3D84 3D88 4D95 6D95 S4D87E 4D102 4D105 S6D102E S6D105 S6D107 S6D108 S6D110 S6D114 S6D125 6D170 NT855.
Caterpillar engine C2.2 C2.4 C2.6 C3.3B C3.4 C4.4 C6.6 C7.1 C7 C9 C11 C12 C13 C15 C18 3306 3116 3126 3406 S4K S6K C6.4.
Mitsubishi engine L3E S4F K4N S4Q2 S4L 4M40 4M50 D04FR D06FR 4D31 4D34 6D14 6D16 6D22 6D24.
Isuzu engine 3KC1 3LD1 3KR1 3LB1 3LC1 4LC1 4LE1 4LE2 C240 4JJ1 4JB1 4JG1 4BD1 6BD1 4BG1 6BG1 6HK1 4HK1 6HK1 4HF1 4HG1 4HE1 6HE1 6HH1 6SD1 6WG1 6RB1. 

All products are strictly inspected before shipment to ensure reliable performance and stable quality. Our professional quality control team checks every item according to OEM standards, including appearance, specifications, and functional performance.

• 100% inspection before shipment
• OEM quality standard
• Strict testing for durability and reliability
• Professional quality control team

All products are carefully packed to ensure safe delivery. We provide standard export packaging or neutral packaging according to customer requirements.

• Original packaging or neutral packaging available
• Standard export carton or wooden box
• Fast delivery within 1–3 business days
• Shipping by sea, air, or express (DHL, UPS, FedEx, TNT, EMS)
• Tracking number will be provided after shipment