122-9921 CA1229921 1229921 Hydraulic Cylinder Piston Caterpillar
$1.00
122-9921 CA1229921 1229921 Hydraulic Cylinder Piston Caterpillar 12H 140H 527 D6M D6N Spare Parts
Number:122-9921 CA1229921 1229921
Type: Hydraulic Cylinder Piston Caterpillar
Application:Caterpillar 12H 140H 527 D6M D6N
Place of Origin:China/Japan
Packing: Fumigate Seaworthy Packing
Engine Brand: ISUZU/HINO/MITSUBISHI
Excavator Brand: New Holland/KOBELCO/HITACHI






2. 1S-1860 [252] NUT-TRACK (3/4-16-THD)
3. 133-0253 [42] SHOE-TRACK
4. 9S-1838 [6] BOLT-TRACK MASTER (3/4-16X4.13-IN)
5. 133-0251 [1] SHOE-TRACK MASTER
6. 146-0020 Y [1] LINK AS-TRACK
7. 106-8237 [43] PIN-TRACK
8. 8E-7406 [42] LINK-TRACK (LH)
9. 106-8235 [43] BUSHING-TRACK
10. 8E-7408 [1] LINK-TRACK MASTER (PIN END, LH)

1. 6V-1792 [252] BOLT-TRACK (3/4-16X2.4-IN)
2. 1S-1860 [252] NUT-TRACK (3/4-16-THD)
3. 133-0253 [42] SHOE-TRACK
4. 9S-1838 [6] BOLT-TRACK MASTER (3/4-16X4.13-IN)
5. 133-0251 Caterpillar SHOE-TRACK MASTER
6. 146-0020 Y Caterpillar LINK AS-TRACK
7. 106-8237 [43] PIN-TRACK
8. 8E-7406 [42] LINK-TRACK (LH)
9. 106-8235 [43] BUSHING-TRACK
10. 8E-7408 Caterpillar LINK-TRACK MASTER (PIN END, LH)
8E-7410 Caterpillar LINK-TRACK MASTER (BUSHING END, LH)
146-0020 Y
Caterpillar LINK AS-TRACK
6V-1792 [168] BOLT-TRACK (3/4-16X2.4-IN)
9S-1838 [4] BOLT-TRACK MASTER (3/4-16X4.13-IN)
1S-1860 [168] NUT-TRACK (3/4-16-THD)
6Y-6287 [42] SHOE-TRACK
6Y-6296 Caterpillar SHOE-TRACK MASTER
1. 7X-0328 [24] BOLT (1/2-13X3.5-IN)
2. 8T-4223 [24] WASHER-HARD (13.5X25.5X3-MM THK)
3. 8G-2197 Caterpillar PLATE-CLUTCH
4. 8E-6307 C
Caterpillar HOUSING-CLUTCH
5. 8M-4433 C
[3] SEAL-O-RING
6. 101-5141 [6] DISC-FRICTION
7. 8G-4510 [7] PLATE-CLUTCH
HYDRAULIC
SYSTEM
ACCUMULATOR GP
CYLINDER GP
UNDERCARRIAGE
7. 286-3231
ACCUMULATO
8. 286-3232
ACCUMULATO
9. 484-9588 CYLINDER G
0. INFORMATION
Pos. Part No Qty Parts name Comments
8. 8G-2226 Caterpillar PISTON-CLUTCH
9. 2B-0858 [2] PLUG-PIPE
10. 5S-2586 [6] BOLT (3/8-16X1.75-IN)
11. 3W-0203 Caterpillar SEAL-RING
12. 7G-9224 Caterpillar RING-SEAL
13. 8G-6042 Caterpillar HUB-INPUT
14. 8G-2395 Caterpillar RETAINER
15. 7T-9587 Caterpillar BALL BEARING
16. 5S-1041 Caterpillar RING-RETAINING
17. 9B-7237 [12] BOLT (3/8-16X1.25-IN)
18. 8T-4896 [12] WASHER-HARD (10.2X18.5X2.5-MM THK)
19. 8E-0445 Caterpillar PLATE
20. 8G-5929 Caterpillar SPRING-DISC
21. 8G-5922 Caterpillar RING
22. 101-5144 [5] DISC-FRICTION
23. 6Y-5692 [6] PLATE-BRAKE
24. 8E-0443 Caterpillar HUB AS
4B-9784 [4] BALL
25. 4M-5858 Caterpillar BALL BEARING
26. 8G-2194 [3] RING-SEAL
27. 5G-8136 Caterpillar MANIFOLD AS
2D-6642 Caterpillar BALL
4B-9783 Caterpillar BALL
28. 3W-4404 Caterpillar SEAL-RING
29. 8G-2192 Caterpillar SEAL-RING
30. 053-2294 [6] BOLT-12 POINT HEAD (3/8-16X1.75-IN)
#M00797900165
HYDRAULIC
SYSTEM
ACCUMULATOR GP
CYLINDER GP
UNDERCARRIAGE
7. 286-3231
ACCUMULATO
8. 286-3232
ACCUMULATO
9. 484-9588 CYLINDER G
0. INFORMATION
Pos. Part No Qty Parts name Comments
31. 8G-2198 Caterpillar PISTON-BRAKE
32. 8G-6234 [2] SPRING-DISC
33. 5G-8126 Caterpillar HOUSING
34. 8M-4438 Caterpillar SEAL-O-RING
35. 9S-8005 [3] PLUG (3/4-16-THD)
36. 3K-0360 [3] SEAL-O-RING
37. 5P-9806 C
Caterpillar SEAL-O-RING
38. 4S-8538 Caterpillar BALL BEARING
39. 1S-8868 Caterpillar RING-RETAINING
40. 7X-7470 C
[2] BOLT-12 POINT HEAD (1/2-13X2-IN)
Excavator Engine Spare Parts










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.
