21Q6-40101 Excavator Parts Category - Peppa Machinery
21Q6-40101 Excavator Parts Category - Peppa Machinery
Product Overview
The 21Q6-40101 series is a key replacement component widely used in excavator engine and hydraulic assemblies. At Peppa Machinery, we stock both OEM and high-quality imported versions of 21Q6-40101 to meet different budgets and performance requirements. Each unit is inspected for fit, function and durability to ensure seamless integration with major brands like Caterpillar, Komatsu and Cummins.
Compatibility & Applications
21Q6-40101 fits a broad range of models across engine and auxiliary systems. Our catalog maps compatibility across cylinder sleeve components, turbocharger interfaces and hydraulic linkages, making it easy to identify the correct part for your machine. If you are unsure about fitment, Peppa Machinery’s technical team offers fast verification to minimize downtime and avoid wrong part orders.
Quality Assurance & Warranty
Every 21Q6-40101 part supplied by Peppa Machinery undergoes strict quality control—dimensional checks, material verification and performance testing. Backed by a dependable warranty and traceable sourcing, our parts deliver reliable service life and consistent performance under heavy-duty conditions. We prioritize genuine materials and proven manufacturing processes to protect your equipment investment.
Customized Service & Supply Chain
With 15+ years in wholesale excavator parts, Peppa Machinery offers tailored procurement solutions: bulk pricing, OEM sourcing, fast global shipping and drop-shipping from our Guangzhou Wholesale Center. Our customized support helps clients optimize inventory, reduce lead times and receive the exact 21Q6-40101 variant they require for repair or overhaul projects.
Why Choose Peppa Machinery
Peppa Machinery is your one-stop partner for excavator parts. We combine industry expertise, friendly technical consultation and competitive wholesale pricing to deliver measurable uptime improvements. Contact us today for quotes, part verification and expert guidance on 21Q6-40101 installations—trusted by repair shops and fleets worldwide.
21Q6-40101 Display
How can I verify compatibility before placing an order?
Please provide us with your machine brand, model number, and the part number (if available). Our team will double-check the compatibility to ensure you receive the correct parts.
What brands of excavator parts do you supply?
We supply a full range of parts compatible with major international and Chinese brands, including Caterpillar, Komatsu, Hitachi, Volvo, Doosan, Hyundai, Sany, Liugong, XCMG, Zoomlion, and more.
What types of parts do you mainly offer?
Our main product categories include:
• Engine parts (liner kits, crankshafts, water/oil pumps, etc.)
• Electrical parts (sensors, monitors, throttle motors, wiring harnesses)
• Hydraulic parts (pumps, valves, cylinders)
• Sealing kits (NOK, SKF, PQ brands, floating seals, O-rings)
Can I get help choosing the right parts for my machine?
Yes. Our experienced sales team is here to provide professional recommendations and solutions based on your excavator model, part number, or specific requirements.
Are your parts genuine or OEM?
We offer both genuine parts and high-quality OEM alternatives. You can choose according to your budget and application needs. All OEM products are tested to meet or exceed original specifications.
Isuzu SP 4JG1 4JG2 4JG3 Cylinder Liner 1876182070 1-87618207-0 1876182080 1-87618208-0 1876182100 1-87618210-0
Isuzu SP 4JG1 4JG2 4JG3 Cylinder Liner 1876182070 1-87618207-0 1876182080 1-87618208-0 1876182100 1-87618210-0
51-8670 Hydraulic Filter Applicable to HF35519 518670 2897836 518670X 1588987 Compatible with Caterpillar 352FVG 325CL
51-8670 Hydraulic Filter Applicable to HF35519 518670 2897836 518670X 1588987 Compatible with Caterpillar 352FVG 325CL
4385386 Fuel Water Separator Fuel Filter 382-0664 Oil-water Separator Hydraulic Oil Filter for CAT 312D2 320D2
4385386 Fuel Water Separator Fuel Filter 382-0664 Oil-water Separator Hydraulic Oil Filter for CAT 312D2 320D2
Pressure Sensor 221-8859 106-0178 for Caterpillar CAT 311B 311C 312C 314D 315B 320C 323D 324D 330C 336D 345B 385C
Pressure Sensor 221-8859 106-0178 for Caterpillar CAT 311B 311C 312C 314D 315B 320C 323D 324D 330C 336D 345B 385C
360-8960 Fuel Filter Element for Caterpillar C4.4 & C7.1 Engines | Fits 312D, 320D, 312E, 320E, 326D2, 336D2 Excavators
360-8960 Fuel Filter Element for Caterpillar C4.4 & C7.1 Engines | Fits 312D, 320D, 312E, 320E, 326D2, 336D2 Excavators
730403000396 Pilot Filter Element | Compatible with SWE210 Excavator
730403000396 Pilot Filter Element | Compatible with SWE210 Excavator
51-8670 Hydraulic Filter Applicable to HF35519 518670 2897836 518670X 1588987 Compatible with Caterpillar 352FVG 325CL
51-8670 Hydraulic Filter Applicable to HF35519 518670 2897836 518670X 1588987 Compatible with Caterpillar 352FVG 325CL
4385386 Fuel Water Separator Fuel Filter 382-0664 Oil-water Separator Hydraulic Oil Filter for CAT 312D2 320D2
4385386 Fuel Water Separator Fuel Filter 382-0664 Oil-water Separator Hydraulic Oil Filter for CAT 312D2 320D2
Pressure Sensor 221-8859 106-0178 for Caterpillar CAT 311B 311C 312C 314D 315B 320C 323D 324D 330C 336D 345B 385C
Pressure Sensor 221-8859 106-0178 for Caterpillar CAT 311B 311C 312C 314D 315B 320C 323D 324D 330C 336D 345B 385C
360-8960 Fuel Filter Element for Caterpillar C4.4 & C7.1 Engines | Fits 312D, 320D, 312E, 320E, 326D2, 336D2 Excavators
360-8960 Fuel Filter Element for Caterpillar C4.4 & C7.1 Engines | Fits 312D, 320D, 312E, 320E, 326D2, 336D2 Excavators
730403000396 Pilot Filter Element | Compatible with SWE210 Excavator
730403000396 Pilot Filter Element | Compatible with SWE210 Excavator
860126515 SH 60740 Hydraulic Filter | Replaces the XCMG Part Number:SH 60740
860126515 SH 60740 Hydraulic Filter | Replaces the XCMG Part Number:SH 60740
Original Stock Core Assembly 322-3155 diesel Filter for Engine C4.4 for Caterpillar E326d2 E320d E324d2 E320NG E320D2GC
Original Stock Core Assembly 322-3155 diesel Filter for Engine C4.4 for Caterpillar E326d2 E320d E324d2 E320NG E320D2GC
E120B E200B E300B Excavator Oil Filter Element 0937521 093-7521 KS2074 P551348
E120B E200B E300B Excavator Oil Filter Element 0937521 093-7521 KS2074 P551348
447-0761 457-8206 CAT320 320D2 Air Filter | Cross Reference
447-0761 457-8206 CAT320 320D2 Air Filter | Cross Reference
179-9806 / 1799806 Hydraulic Filter for Caterpillar 2484C, 311C, 311D LRR, 311F LRR, 312C
179-9806 / 1799806 Hydraulic Filter for Caterpillar 2484C, 311C, 311D LRR, 311F LRR, 312C
High Quality Display Panel Screen CAT 312C 315C 318C 319C 320C 325C LCD Monitor 157-3198 260-2160 1573198 2602160
High Quality Display Panel Screen CAT 312C 315C 318C 319C 320C 325C LCD Monitor 157-3198 260-2160 1573198 2602160
E320D2 E320D2L 456-0197 456-0202 456-0207 Excavator Boom Arm Bucket Cylinder Repair Kit
E320D2 E320D2L 456-0197 456-0202 456-0207 Excavator Boom Arm Bucket Cylinder Repair KitGet a free quote
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