YB01V00008R700 YN01V00078R300 CYLINDER Hydraulic Oil Seal Kobelco
$1.00
Number: YB01V00008R700 YN01V00078R300 YN01V00039R300
Type: BUCKET CYLINDER REPAIR KIT Hydraulic Oil Seal
Application: Kobelco SK200SR SK200SRLC-1S SK200SRLC SK200SR-1S
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI
YB01V00008R700 YN01V00078R300 YN01V00039R300 BUCKET CYLINDER REPAIR KIT Hydraulic Oil Seal Kobelco SK200SR SK200SRLC-1S SK200SRLC SK200SR-1S Excavator Spare Parts
Number: YB01V00008R700 YN01V00078R300 YN01V00039R300
Type: BUCKET CYLINDER REPAIR KIT Hydraulic Oil Seal
Application: Kobelco SK200SR SK200SRLC-1S SK200SRLC SK200SR-1S
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI

1. NSS [1] NOT SERVICED SEPARATELY CON TUBE, CYLINDER
3. YB01V00008S003 [1] CYLINDER KOB HEAD
4. 2438U1109S14 [1] BUSHING KOB
5. 2438U1105S5 [1] SNAP RING KOB RETAINING
6. YN01V00106S006 [1] RING KOB BUFFER, FOR F1 ONLY Superseded by part number: YM01V00006S006
7. 2438U1105S7 [1] RING KOB U
8. 2438U1105S8 [1] RING KOB BACK UP
9. 2438U1105S35 [1] RING KOB WIPER
10. ZD12G11000 [1] O-RING,109.40mm ID x 115.60mm OD x 3.10mm KOB
11. YR01V00001S011 [1] RING KOB BACK UP
12. 2441U802S26 [10] SCREW KOB CAP
13. YB01V00008S013 [1] BUSHING KOB CUSHION
14. YM01V00006S014 [1] SEAL KOB CUSHION
15. YN01V00106S015 [1] PISTON KOB
16. LE01V00006S014 [1] RING KOB SEAL
17. YN01V00106S017 [2] BACK-UP RING KOB
19. YN01V00106S019 [2] SCRAPER RING KOB SLIDE
20. 2438U1946S20 [1] SHIM KOB
21. YM01V00006S021 [1] NUT KOB
22. 2438U999S21 [1] SET SCREW KOB SET
23. 2436U330S16 [1] BALL KOB
24. YB01V00008S024 [2] BUSHING KOB Superseded by part number: YB01V01001P1
25. YM01V00006S025 [4] RING KOB WIPER Superseded by part number: 2438U941S3
26. YB01V00008S026 [1] STRAP KOB ASSY
28. ZS18C10035 [2] SCREW,Hex, M10 x 35mm KOB M10x1.50x35mm
29. ZW26X10000 [2] LOCK WASHER KOB ID 10 x OD 18 x Th 2.5mm
30. YM01V00006S006 [1] RING KOB BUFFER, FOR F2 ONLY
50. YB01V00008S050 [2] RING KOB RING,SLIDE
. . YB01V00008R400 [1] CYLINDER KOB REPAIR KIT CONSISTS OF Ref. 1(1), 24(1)
. . YB01V00008R500 [1] CYLINDER KOB CONSISTS OF Ref. 2(1), 24(1)
. . YB01V00008R600 [1] REPAIR KIT KOB PISTON SIDE CONSISTS OF Ref. 14(1), 16(1), 17(2), 19(2), 50(2)
. . YB01V00008R700 [1] REPAIR KIT KOB ALL(ROD+PISTON) CONSISTS OF Ref. 7(1), 8(1), 9(1), 10(1), 11(1), 14(1), 16(1), 17(2), 19(2), 30(1), 50(2), FOR F2 ONLY
. . YN01V00106R100 [1] REPAIR KIT KOB ROD SIDE CONSISTS OF Ref. 7(1), 8(1), 9(1), 10(1), 11(1), 30(1), FOR F2 ONLY


1. NSS [1] NOT SOLD SEPARAT CON TUBE,CYLINDER
2. YN01V00078S002 [2] COVER,ROD
3. 2438U1106S6 [4] SEAL KOB
4. NSS [1] NOT SOLD SEPARAT CON ROD,PISTON
5. YN01V00003S033 [1] PISTON KOB
6. ZD12G07500 [1] O-RING,74.40mm ID x 80.60mm OD x 3.10mm KOB ID 74.4mm x OD 77.5mm
7. YN01V00003S007 [2] BACK-UP RING KOB
8. YN01V00003S034 [1] WIPER SEAL KOB
9. YN01V00049S009 [2] RING KOB RING,WEAR Superseded by part number: YN01V00019S037
10. YN01V00003S010 [2] DUST CAP KOB RING
11. YN01V00003S011 [1] NUT KOB
12. 2438U1280S18 [1] SCREW KOB
13. YN01V00039S013 [1] RING KOB RING,CUSHION
14. YN01V00068S014 [1] COVER KOB
15. YN01V00003S015 [1] BUSHING KOB
16. B38K0029E27 [1] SNAP RING KOB
17. ZD12G13000 [1] O-RING,129.40mm ID x 135.60mm OD x 3.10mm KOB ID 129.40 ± 1.05 x OD 135mm
18. YN01V00003S018 [1] BACK-UP RING KOB
19. ZD12G13500 [1] O-RING,134.40mm ID x 140.60mm OD x 3.10mm KOB ID 134.40 ± 1.08 x OD 140mm
20. YN01V00003S020 [1] LEVER KOB
21. 2438U720S21 [1] ROD KOB Superseded by part number: 2418U130D17
22. 2438U921S34 [1] DUST CAP KOB
23. ZS23C16080 [16] CAPSCREW,Hex Socket Head, M16 x 80mm KOB SCREW M16x2.0x80mm
24. YN01V00003S024 [1] ORIFICE KOB
25. 2438U1030S29 [1] SPRING KOB
26. 2438U921S28 [1] SPACER KOB
27. YW01V00002S027 [1] PLUG KOB
28. ZD12P01400 [1] O-RING KOB ID 13.80 ± 0.19 x OD 18mm
29. YN01V00003S029 [1] U-BRACKET KOB
30. YN01V00003S030 [1] U-BRACKET KOB
31. ZS16C10030 [2] CAPSCREW KOB SCREW M10x1.50x30mm Superseded by part number: ZS18C10030
32. ZW26X10000 [2] LOCK WASHER KOB ID 10 x OD 18 x Th 2.5mm
. . YN01V00078R100 [1] SEAL KIT KOB REPAIR KIT ROD SIDE CONSISTS OF ITEM,17X1,18X1,19X1,20X1,21X1,22X1 Superseded by part number: YN01V00003R100
. . YN01V00078R200 [1] SEAL KIT KOB REPAIR KIT PISTON SIDE CONSISTS OF ITEM,6X1,7X2,8X1,9X2,10X2 Superseded by part number: YN01V00039R200
. . YN01V00078R300 [1] SEAL KIT KOB REPAIR KIT ALL(ROD+PIST0N) CONSISTS OF ITEM,6X1,7X2,8X1,9X2,10X2,17X1,18X1,19X1, 20X1,21X1,22X1 Superseded by part number: YN01V00039R300
. . YN01V00078R400 [1] REPAIR KIT CONSISTS OF ITEM,1X1,2X1
. . YN01V00078R500 [1] REPAIR KIT CONSISTS OF ITEM,2X1,4X1










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.

