LS01V00003R300 LS01V00004R300 LS01V00001R300 REPAIR KIT
$1.00
Number: LS01V00003R300 LS01V00004R300 LS01V00001R300
Type: ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT
Application: Kobelco SK480LC-6S SK480LC SK480LC-6 SK480LC-6E
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI
LS01V00003R300 LS01V00004R300 LS01V00001R300 ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT Kobelco SK480LC-6S SK480LC SK480LC-6 SK480LC-6E Excavator Spare Parts
Number: LS01V00003R300 LS01V00004R300 LS01V00001R300
Type: ARM BOOM BUCKET CYLINDER REPAIR KIT Hydraulic SEAL KIT
Application: Kobelco SK480LC-6S SK480LC SK480LC-6 SK480LC-6E
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI

1 NSS [1] NOT SOLD SEPARAT CON TUBE CYLINDER
2 LS01V01003P1 [1] BUSHING KOB Superseded by part number: LS01V00001S042
3 2438U662S3 [2] SEAL KOB Superseded by part number: 2445R138D10
4 NSS [1] NOT SOLD SEPARAT CON ROD, PISTON
5 LS01V01004P1 [1] BUSHING KOB Superseded by part number: LS01V00001S043
6 2438U1173S6 [2] SEAL KOB Superseded by part number: 2445R138D13
7 2438U1173S7 [1] PISTON KOB PISTON
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9 YN01V00017S009 [2] BACK-UP RING KOB Superseded by part number: YX01V00002S018
10 2438U984S10 [1] SEAL KOB PISTON
11 LS01V00001S011 [2] WEAR RING KOB Superseded by part number: LS01V00001S040
12 2438U1028D1S12 [2] RING KOB DUST Superseded by part number: LS01V00001S041
13 YY01V00008S011 [1] NUT KOB
14 YY01V00008S012 [1] SCREW KOB
15 LS01V00001S015 [1] RING KOB
16 LS01V00001S016 [1] COVER KOB
17 2438U1173S17 [1] BUSHING KOB
18 LS01V00001S018 [1] SNAP RING KOB
19 ZD12G16000 [2] O-RING,159.30mm ID x 170.70mm OD x 5.70mm KOB
20 2438U1173S31 [1] RING KOB
21 2438U1173S20 [1] RING KOB
22 2438U720S16 [1] O-RING KOB
25 2438U1173S24 [1] RING KOB
26 2438U1173S25 [1] DUST CAP KOB DUST
27 ZS23C18070 [16] SCREW,Hex Socket Head, M18 x 70mm KOB M18x2.50x70mm
28 LS01V00001S028 [1] U-BRACKET KOB
29 LS01V00001S029 [1] U-BRACKET KOB
30 ZS16C12040 [2] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
31 ZW26X12000 [2] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
32 ZE82T02000 [1] PLUG KOB Pipe, 1.25″ PT
33 YN01V00017S025 [1] RUBBER BLOCK KOB
. . LS01V00001R100 [1] REPAIR KIT KOB SEAL, ROD – Includes Ref 19 – 22, 25, 26, 33
. . LS01V00001R200 [1] REPAIR KIT KOB SEAL, PISTON – Includes Ref 8 – 12
. . LS01V00001R300 [1] REPAIR KIT KOB SEAL, ROD & PISTON – Includes Ref 8 – 12, 19 – 22, 25, 26, 33
. . LS01V00001R400 [1] REPAIR KIT KOB KIT, CYLINDER – Includes Ref 1 – 3
. . LS01V00001R500 [1] CYLINDER KOB KIT, PISTON – Includes Ref 4 – 6

1. NSS [1] NOT SOLD SEPARAT CON TUBE, CYLINDER
2. 2438U1174S2 [2] BUSHING KOB
3. 2438U1173S6 [4] SEAL KOB Superseded by part number: 2445R138D13
4. NSS [1] NOT SOLD SEPARAT CON ROD, PISTON
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. LS01V00003S007 [2] BACK-UP RING KOB
8. 2438U1174S8 [1] SEAL KOB PISTON
9. LS01V00003S009 [3] WEAR RING KOB Superseded by part number: LS01V00003S042
10. 2438U507S41 [2] SCRAPER RING KOB DUST Superseded by part number: LS01V00003S043
11. LS01V00003S011 [1] NUT KOB
12. LS01V00003S012 [1] SET SCREW KOB
13. LS01V00003S013 [1] RING KOB CUSHION
14. LS01V00003S014 [1] COVER KOB ROD Superseded by part number: LS01V00003F2
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. 2438U1174S33 [1] BACK-UP RING KOB
19. ZD85G18000 [1] BACK-UP RING KOB
20. 2438U1029S18 [1] O-RING KOB
23. 2418U130D29 [1] PACKING KOB ROD
24. 2438U1343S28 [1] DUST CAP KOB SEAL
25. ZS23C18070 [20] SCREW,Hex Socket Head, M18 x 70mm KOB M18x2.50x70mm
26. LS01V00003S026 [1] CHECK VALVE KOB
27. 2438U1030S29 [1] SPRING KOB
28. 2438U921S28 [1] SPACER KOB HOLDER, SPRING
29. YW01V00002S027 [1] PLUG KOB
30. ZD12P01400 [1] O-RING KOB ID 13.80 ± 0.19 x OD 18mm
31. 2438U1174S35 [1] STRAP KOB BAND
32. LS01V00003S034 [1] STRAP KOB BAND
33. ZS16C12040 [2] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
34. ZW26X12000 [2] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
35. YN01V00025S017 [1] SEAL KOB BUFFER
. . LS01V00003R100 [1] REPAIR KIT KOB SEAL, ROD – Includes Ref 17 – 20, 23, 24, 35
. . LS01V00003R200 [1] REPAIR KIT KOB SEAL, PISTON – Includes Ref 6 – 10
. . LS01V00003R300 [1] SEAL KOB SEAL, ROD & PISTON – Includes Ref 6 – 10, 17 – 20, 23, 24, 35
. . LS01V00003R400 [1] RIGID TUBE KOB KIT, CYLINDER – Includes Ref 1 – 3
. . LS01V00003R500 [1] SEAL KIT KOB KIT, PISTON – Includes Ref 2 – 4

1. NSS [1] NOT SOLD SEPARAT CON TUBE, CYLINDER
2. 2438U324S36 [2] BUSHING KOB
3. 2445R138D9 [4] SEAL,100mm ID x 120mm OD x 4mm Thk KOB Dust — ID 100 x OD 120 x Th 4mm
4. NSS [1] NOT SOLD SEPARAT CON ROD, PISTON
5. 2438U1175S5 [1] PISTON KOB PISTON
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. LS01V00004S007 [2] BACK-UP RING KOB
8. 2438U1175S8 [1] RING KOB PISTON
9. LS01V00004S009 [2] WEAR RING KOB Superseded by part number: LS01V00004S038
10. 2438U1175S10 [2] RING KOB DUST Superseded by part number: LS01V00004S039
11. LS01V00004S011 [1] NUT KOB
12. YY01V00008S012 [1] SCREW KOB
13. LS01V00004S013 [1] RING KOB
14. LS01V00004S014 [1] HYDRAULIC CYLINDER 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. 2438U1175S29 [1] BACK-UP RING KOB
19. 2438U1175S18 [1] RING KOB
20. 2438U911S12 [1] O-RING KOB Superseded by part number: 45Z91D249
23. 2418U130D23 [1] KIT KOB ROD
24. 2438U662S26 [1] DUST CAP KOB SEAL
25. ZS23C16070 [16] SCREW,Hex Socket Head, M16 x 70mm KOB M16x2.0x70mm
26. 2438U1175S31 [2] BAND KOB
27. LS01V00004S027 [1] U-BRACKET KOB
28. LS01V00004S028 [1] U-BRACKET KOB
29. ZS16C12040 [4] SCREW KOB M12x1.75x40mm Superseded by part number: ZS18C12040, 77276427
30. ZW26X12000 [4] LOCK WASHER KOB ID 12 x OD 21 x Th 3.0mm
31. LS01V00004S031 [1] SEAL KOB BUFFER
. . LS01V00004R100 [1] REPAIR KIT KOB SEAL, ROD – Includes Ref 17 – 20, 23, 24, 31
. . LS01V00004R200 [1] REPAIR KIT KOB SEAL, PISTON – Includes Ref 6 – 10
. . LS01V00004R300 [1] REPAIR KIT KOB SEAL, ROD & PISTON – Includes Ref 6 – 10, 17 – 20, 23, 24, 31
. . LS01V00004R400 [1] REPAIR KIT KOB KIT, CYLINDER – Includes Ref 1 – 3
. . LS01V00004R500 [1] CONNECTING ROD KOB KIT, PISTON – Includes Ref 2 – 4










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.
