2438U1174R300 2438U1175R300 2438U1173R300 SEAL KIT Kobelco
$1.00
Number: 2438U1174R300 2438U1175R300 2438U1173R300
Type: ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT
Application: Kobelco SK400LC-3 SK400-4 SK400 MARK III
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI
2438U1174R300 2438U1175R300 2438U1173R300 ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT Kobelco SK400LC-3 SK400-4 SK400 MARK III Excavator Spare Parts
Number: 2438U1174R300 2438U1175R300 2438U1173R300
Type: ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT
Application: Kobelco SK400LC-3 SK400-4 SK400 MARK III
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI
. . 2438U1176F2 [1] BUCKET CYLINDER KOB ASSY Superseded by part number: 2438U1176F4
. . 2438U1176F3 [1] CYLINDER ASSY
. . 2438U1176F4 [1] CYLINDER KOB ASSY
1. 2438U1173S1 [1] CYLINDER KOB (F1 & F2 ONLY)
2. 2438U662S2 [1] BUSHING KOB
3. 2438U662S3 [2] SEAL KOB Superseded by part number: 2445R138D10
4. 2438U1173S4 [1] PISTON ROD KOB
5. 2438U1173S5 [1] BUSHING KOB
6. 2438U1173S6 [2] SEAL KOB Superseded by part number: 2445R138D13
7. 2438U1173S7 [1] PISTON KOB
8. ZD12G10000 [1] O-RING,99.40mm ID x 105.60mm OD x 3.10mm KOB ID 99.40 ± 0.85 x OD 105mm
9. ZD75G10000 [2] BACK-UP RING KOB
10. 2438U984S10 [1] SEAL KOB
11. 2438U1028D1S11 [2] WEAR RING KOB
12. 2438U1028D1S12 [2] RING KOB Superseded by part number: LS01V00001S041
13. 2438U662S13 [1] NUT KOB
14. 2438U662S14 [1] RING KOB RING, STOP Superseded by part number: 2438U324S35
15. 2438U1173S15 [1] RING KOB CUSHION
16. 2438U1173S16 [1] COVER, ROD COVER, ROD
17. 2438U1173S17 [1] BUSHING KOB
18. 2438U1260S13 [1] SNAP RING KOB
19. ZD12G16000 [2] O-RING,159.30mm ID x 170.70mm OD x 5.70mm KOB
20. 2438U1173S20 [1] RING KOB
21. 2438U720S16 [1] O-RING KOB
22. 2438U1173S22 [1] SEAL STEP SEAL STEP
23. 2438U1173S23 [1] O-RING O-RING
24. 2438U1173S24 [1] RING KOB
25. 2438U1173S25 [1] DUST CAP KOB DUST
26. ZS23C18070 [16] SCREW,Hex Socket Head, M18 x 70mm KOB M18x2.50x70mm
27. 2438U1173S27 [1] U-BRACKET KOB
28. 2438U1173S28 [1] U-BRACKET KOB (F1 ONLY)
29. ZS16C12040 [2] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
30. ZW26X12000 [2] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
31. 2438U1173S31 [1] RING KOB
32. 2438U1173S32 [1] U-BRACKET KOB (F2 TO F4 ONLY)
33. 2438U1173S33 [1] TUBE KOB (F3 & F4 ONLY)
34. ZE82T02000 [1] PLUG KOB Pipe, 1.25″ PT, (F4 Only)
. . 2438U1173R100 [1] REPAIR KIT KOB CONSISTS OF ITEM 19-25 & 31 Superseded by part number: 2438U1173R100P
. . 2438U1173R200 [1] REPAIR KIT KOB CONSISTS OF ITEM 8-12 Superseded by part number: 2438U1173R200P
. . 2438U1173R300 [1] REPAIR KIT KOB CONSISTS OF ITEM 8-12, 19-25 & 31
. . 2438U1173R400 [1] REPAIR KIT KOB REPAIR KIT CONSISTS OF ITEM 2-26, 31 & 33 (F3 & F4 ONLY)
. . 2438U1174F2 [1] CYLINDER KOB ASSY Superseded by part number: 2438U1174F3
. . 2438U1174F3 [1] CYLINDER KOB ASSY
1. 2438U1174S1 [1] BARREL KOB (F1 & F2 ONLY) Superseded by part number: 2438U1174S37
2. 2438U1174S2 [2] BUSHING KOB
3. 2438U1173S6 [4] SEAL KOB Superseded by part number: 2445R138D13
4. 2438U1174S4 [1] PISTON ROD KOB ASSY
5. 2438U1174S5 [1] PISTON KOB
6. ZD12G11500 [1] O-RING,114.40mm ID x 120.60mm OD x 3.10mm KOB ID 114.40 ± 0.94 x OD 120mm
7. ZD75G11500 [2] BACK-UP RING KOB
8. 2438U1174S8 [1] SEAL KOB SLIPPER
9. 2438U1174S9 [3] WEAR RING KOB
10. 2438U507S41 [2] SCRAPER RING KOB Superseded by part number: LS01V00003S043
11. 2438U1343S11 [1] NUT KOB
12. 2438U664S12 [1] WEAR RING KOB STOP
13. 2438U1174S13 [1] SEAT CUSHION KOB CUSHION
14. 2438U1174S14 [1] COVER KOB
15. 2438U1174S15 [1] BUSHING KOB
16. 2438U333S19 [1] CLIP KOB Superseded by part number: 2438U1260S13
17. ZD12G18000 [2] O-RING,179.30mm ID x 190.70mm OD x 5.70mm KOB ID 179.30 ± 1.40 x OD 190mm
18. ZD85G18000 [1] BACK-UP RING KOB
19. 2438U1174S19 [1] O-RING KOB
20. R45P0050D13 [1] SEAL KOB STEP
21. R45P0051D27 [1] O-RING KOB
22. 2418U130D29 [1] PACKING KOB
23. 2438U1343S28 [1] DUST CAP KOB
24. ZS23C18070 [20] SCREW,Hex Socket Head, M18 x 70mm KOB M18x2.50x70mm
25. 2438U1174S25 [1] VALVE KOB
26. 2438U1030S29 [1] SPRING KOB
27. 2438U921S28 [1] SPACER KOB
28. 2436U2501S41 [1] PLUG KOB PLUG Superseded by part number: ZE82T06000
29. 2438U1174S29 [1] BAND KOB BRACKET (F1 & F2 ONLY)
30. 2438U1174S30 [1] BRACKET (F1 ONLY) BRACKET (F1 ONLY)
31. ZS16C12040 [2] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
32. ZW26X12000 [2] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
33. 2438U1174S33 [1] BACK-UP RING KOB BACK UP
34. 2438U1174S34 [1] BAND KOB (F2 ONLY)
35. 2438U1174S35 [1] STRAP KOB (F3 ONLY)
36. 2438U1174S36 [1] BAND KOB (F3 ONLY)
37. 2438U1174S37 [1] BARREL KOB (F3 ONLY)
. . 2438U1174R100 [1] REPAIR KIT KOB CONSISTS OF ITEM 17-23 & 33 Superseded by part number: 2438U1174R100P
. . 2438U1174R200 [1] REPAIR KIT KOB CONSISTS OF ITEM 6-10 Superseded by part number: 2438U1174R200P
. . 2438U1174R300 [1] REPAIR KIT KOB CONSISTS OF ITEM 6-10, 17-23 & 33 Superseded by part number: 2438U1174R300P
. . 2438U1175F2 [1] CYLINDER KOB CYLINDER ASSY
. . 2438U1175F3 [1] BUCKET CYLINDER KOB CYLINDER ASSY
1. 2438U1175S1 [1] TUBE, CYLINDER TUBE, CYLINDER
2. 2438U664S2 [2] BUSHING KOB Superseded by part number: 2438U324S36
3. 2445R138D9 [4] SEAL,100mm ID x 120mm OD x 4mm Thk KOB Dust — ID 100 x OD 120 x Th 4mm
4. 2438U1175S4 [1] PISTON ROD KOB
5. 2438U1175S5 [1] PISTON KOB
6. ZD12G09500 [1] O-RING,3.1mm Thk x 94.4mm ID, 90 Duro KOB O-Ring — ID 94.40 ± 0.81 x OD 100mm
7. ZD75G09500 [2] BACK-UP RING KOB
8. 2438U1175S8 [1] RING KOB SLIPPER
9. 2438U1175S9 [2] WEAR RING KOB
10. 2438U1175S10 [2] RING KOB Superseded by part number: LS01V00004S039
11. 2438U1028D1S13 [1] NUT KOB PISTON
12. 2438U1028D1S14 [1] WEAR RING KOB
13. 2438U1175S13 [1] SEAT CUSHION KOB CUSHION
14. 2438U1175S14 [1] COVER KOB
15. 2438U1175S15 [1] BUSHING KOB
16. 2418U112D81 [1] CIRCLIP KOB
17. ZD12G15000 [2] O-RING,149.30mm ID x 160.70mm OD x 5.70mm KOB ID 149.30 ± 1.19 x OD 160mm
18. 2438U1175S18 [1] RING KOB
19. 2438U911S12 [1] O-RING KOB Superseded by part number: 45Z91D249
20. R45P0050D12 [1] SEAL KOB STEP
21. R45P0051D28 [1] O-RING O-RING
22. 2418U130D23 [1] KIT KOB
23. 2438U510S29 [1] SEAL, DUST SEAL, DUST
24. ZS23C16070 [16] SCREW,Hex Socket Head, M16 x 70mm KOB M16x2.0x70mm
25. 2438U1175S25 [1] U-BRACKET KOB BRACKET (F1 & F2 ONLY)
26. 2438U1175S26 [1] BRACKET KOB (F1 ONLY)
27. ZS16C12040 [2] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
28. ZW26X12000 [2] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
29. 2438U1175S29 [1] BACK-UP RING KOB
30. 2438U1175S30 [1] BAND KOB BRACKET (F2 ONLY)
31. 2438U1175S31 [1] BAND KOB BRACKET (F3 ONLY)
32. 2438U1175S32 [1] BAND KOB BRACKET (F3 ONLY)
34. 2438U1175S34 [1] BRACKET (F3 ONLY)
35. 2438U1175S35 [1] TUBE KOB (F3 ONLY)
. . 2438U1175R100 [1] REPAIR KIT KOB CONSISTS OF ITEM 17-23 & 29 Superseded by part number: 2438U1175R100P
. . 2438U1175R200 [1] REPAIR KIT KOB CONSISTS OF ITEM 6-10 Superseded by part number: 2438U1175R200P
. . 2438U1175R300 [1] REPAIR KIT KOB CONSISTS OF ITEM 6-10, 17-23 & 29 Superseded by part number: 2438U1175R300P
. . 2438U1175R400 [1] CYLINDER KOB REPAIR KIT CONSISTS OF ITEM 2-24, 29 & 35 (F3 ONLY)
GZ Wins Construction Machinery Co., Ltd. is engaged in development, production, marketing and agency services.
We are a manufacturer of specialization and diversification engineering machinery parts. Our products are selling well in America, Europe, Southeast Asia, the Middle East, Africa and other countries and regions.
We Provide Original Genuine Kobelco Parts,Include the following；
Kobelco Air-conditioning System,A/C Assembly, A/C Hose,A/C Compressor,A/C Condenser,Blower Assembly,Evaporator,A/C Pipe,A/C Receiver, A/C Filter.
Kobelco Body & Stamping Parts,CAB Assy, Engine Mounting,Engine Hood, Car Body,Door Panel,Roof.
Kobelco Hydraulics System,Set plate,Piston shoe,Cylinder block,Valve plate,Drive shaft,Ball guide,Piston pump,Gear pump.
We Provide Genuine MITSUBISHI HINO ISUZU Engine Parts.
Hino：J05E, J08E, P11C.
Mitsubishi: D04FR,4M40,6D16,6D22,6D24,6D31,6D34.
Isuzu:4HK1,4JJ1,4LE1,4LE2,4JB1,4BG1,6HK1,6WG1,6BG1,6UZ1,6BD1.
KOBELCO：SK60-III SK60-5 ,SK75-8,SK120LC-III SK120-5 ,SK130LC,SK140-8 SK140SRLC ,SK150LC,SK160,SK170,SK200-3 SK200-5 SK200LC-6E? SK200SR SK200-8,SK210LC-6E SK210LC-8, SK235SR,SK250LC-6E SK250 SK250-8,SK260-8 SK260-9,SK270,SK290LC,SK300LC-2 SK300LC-3 ,SK330LC-6E SK330,SK330LC-6E SK330-8 SK330-6,SK350-8 SK350LC SK350-9 ,SK460?SK460LC-IV SK480LC-6E SK460-8 SK480-6S ,SK485LC SK485-8 .
Kobelco Engine Assy,Engine Gasket Kits,Camshaft,Sprocket Camshaft,Tensioner,Crankshaft,Crankshaft Pulley,Crankshaft Bearing,Valve,Valve Seat,Valve Arm,Rocker Cover,Valve Spring,Valve Guide,Cylinder Head,Cylinder Liner,Cylinder Block,Washer,Piston,Piston Pin,Piston Ring,Piston Liner,Flywheel,Ring Gear of Flywheel,Timing Chain/Belt,Connecting Rod,Connecting Rod Bearing,Rocker Arm Shaft,Valve Cotter,Thrust Washer.
Injection Fueling System,Air Cleaner,Air Cleaner Cover,Exhaust Muffler,Exhaust Manifold,Exhaust Pipe,Intake Manifold,EGR Tube,Radiator,Water Hose,Fan,Thermostat,Oil Pan,Oil Level Gauge,Oil Filter.
Global Logistics & Secure Transit
We deliver high-performance construction machinery parts to wholesalers, repair shops, and operators worldwide. To minimize your machinery downtime, we offer flexible shipping options tailored to your urgency and budget:
Our Reliable Shipping Methods:
- Express Delivery (DHL, FedEx, UPS): 3–7 business days worldwide. Best for urgent orders (e.g., electronic controllers, injector nozzles, seal kits).
- Standard & Economy Shipping: 7–21 days depending on the destination. Ideal for cost-effective transit with full end-to-end tracking.
- Sea Freight & Air Cargo: Recommended for heavy assemblies such as complete engine blocks, hydraulic main pumps, and undercarriage track links.
Dispatch Timeline:
- Orders for in-stock items placed before 2:00 PM (GMT+8, Monday–Friday) are dispatched the same day.
- Later orders or customized orders will be shipped the next working day.
Critical Selection Reminder: Please make sure your Part Numbers match our product listings. If you are unsure, simply contact our engineering team via WhatsApp. We will cross-verify compatibility using official electronic catalogs (SIS/EPC) based on your machinery nameplate.
Payment Methods & Export Terms
To ensure a smooth B2B procurement experience, WinsParts supports multiple secure global payment methods:
- International Credit/Debit Cards: Secure online processing via Visa, Mastercard, and major global gateways.
- Digital Wallets: Fast and verified transfers via PayPal and Stripe.
- Bank Telegraphic Transfer (T/T): Recommended for large-scale wholesale orders. A formal Proforma Invoice (PI) containing our official corporate bank details will be sent via email upon order confirmation.
Export Customs & VAT Policy:
- All prices displayed on our website are exclusive of local VAT and destination import duties unless specified otherwise.
- Full shipping documentation—including Commercial Invoices, Packing Lists, and Certificates of Origin (CO)—is provided with every shipment to ensure seamless customs clearance in your country.
Gz Wins Construction Engineering Co., Ltd. is a premier manufacturer and global supplier specializing in the diversification of engineering machinery parts. With over a decade of industry expertise, we integrate development, production, and professional marketing to provide a one-stop solution for the world’s most demanding machinery brands.
We don’t just sell parts; we manage reliability. Our products are rigorously tested and successfully exported to America, Europe, Southeast Asia, the Middle East, and Africa. We pride ourselves on maintaining a massive inventory that ensures your machinery downtime is kept to an absolute minimum.
Strategic Brand Specialization
We are the preferred choice for heavy machinery operators who prioritize uptime and performance. Our inventory is specifically optimized for:
KOBELCO Excavators: * Unrivaled stock of Genuine Engine Components series.Full range of Hydraulic Pump & Valve solutions to restore factory-speed operation.
HITACHI Excavators: * Comprehensive parts support for Zaxis series, from ISUZU engine internals to advanced electronic controllers.
Why Professional Buyers Choose Us:
Technical Match Precision: We use official parts catalogs to ensure 100% compatibility based on your machine’s serial number.
Global Supply Strength: Specialized export experience to America, Europe, and the Middle East ensures smooth logistics for your KOBELCO and HITACHI parts.
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